Tescom MTP200B Operating Manual Download Page 99

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14. Sample Program

Program Description

14.1 Sample Program

The following shows an example of the MTP200B remote program and its source written in Microsoft

Visual Basic.NET:

Figure 14-1

Sample Program GUI

14.2 Program Description

Select RS-232 Port Open and set the serial port.

Select SEND to send the commands sequentially.

Upon completion, terminate the program.

Summary of Contents for MTP200B

Page 1: ...MTP200B WLAN BT LE Tester Operating Manual R20160511 ...

Page 3: ...nd Features 3 Exterior 4 Menu Tree 5 Firmware Upgrade PART 2 WLAN Test 6 References during WLAN test 7 WLAN Signal Analyzer 8 WLAN Signal Generator PART 3 BT LE Test 9 Reference during BT LE Test 10 BT LE Signal Analyzer 11 BT LE Signal Generator PART 4 Programming Guide 12 General Set up 13 Commands use example 14 Sample Program iii v vii ix xiii xv 1 3 5 11 13 19 25 27 29 39 47 49 53 61 67 69 77...

Page 4: ...6 WLAN Command List 17 BT LE Command List 18 CW Command List PART 6 User s Device Diagnosis 19 User s Device Diagnosis PART 7 Appendix 20 Summary of Bluetooth Low Energy 21 BLE Test Method 22 BLE RF Test Cases 87 89 91 99 109 113 115 129 131 135 141 ...

Page 5: ... 8 WLAN Signal Generator Figure 8 1 Configuration for WLAN RX Measurement Using a Shield Box Figure 8 2 WLAN Generator Setting Screen Figure 8 3 WLAN Generator mode Setting Screen Figure 8 4 WLAN FILE Setting Screen Figure 8 5 Checking the Downloaded Files Figure 8 6 File Formatting Screen Figure 8 7 Waveform Creator UI 9 Reference during BT LE Test Figure 9 1 LED Lights in BT LE Mode 10 BT LE Sig...

Page 6: ...on for BLE RX Measurement Using a Shield Box Figure 21 4 Advertising Channel Description 22 BLE RF Test Cases Figure 22 1 POW Test Setting Screen Figure 22 2 POW Measurement Screen Figure 22 3 POW MOD Test Setting Screen Figure 22 4 POW MOD Measurement Screen Figure 22 5 Frequency deviation measurement principle for 11110000 payload sequence Figure 22 6 Frequency deviation measurement principle fo...

Page 7: ...5 IEEE 802 11n Specification 10 BT LE Signal Analyzer Table 10 1 Table BLE Channel CH Frequency FREQ MHz Table 10 2 BT_LE TEST_CASE Table 10 3 BLE Measurement Items 12 General Set up Table 12 1 RS232C Remote Setting Parameters Table 12 2 GPIB Remote Setting Parameters Table 12 3 Parameter of Remote Display Mode 19 User s Device Diagnosis Table 19 1 Measurement Device List for the User s Device Dia...

Page 8: ...vel Accuracy Test Spectrum Analyzer Table 19 10 BLE Power Generator Level Accuracy Test 8482A Power Sensor Table 19 11 BLE Power Generator Deviation Average Test 20 Summary of Bluetooth Low Energy Table 20 1 Comparison between existing Bluetooth and Low energy 123 125 126 127 131 132 ...

Page 9: ...center and TESC OM shall pay the shipping charge to return the product to the Customer In case the Customer is located outside of Korea the Customer is responsible for all shipping charges including freight taxes and any ot her charge if the product is returned for service to TESCOM LIMITATION OF WARRANTY The foregoing warranty shall not apply to defects resulting from improper or inadequate malig...

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Page 13: ...njury or defect on the product can be caused by disobeying the instru ctions The meaning of symbols displayed in the user manual are as follows Display Meaning Warning signs provide a description of the conditions and behaviors that may cause physica l injuries or even death The operator should fully understand the contents of the warning sign before operating the product Caution signs provide a d...

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Page 15: ...d to from the product Grounding The product is grounded through the grounding cable in the power cord Before connecting to th e input or output terminal of the product make sure that the product is properly grounded Installation Environment Avoid installing the product in humid places or places with risks of explosion or fire Avoid direct s unlight sudden temperature changes dusk and magnetic devi...

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Page 17: ...PART 1 Getting Started 1 This chapter contains general information such as product specifications characteristics warranty and M TP200B s set up update and maintenance ...

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Page 19: ...y stic 16 G Document PC Application program 1 2 4007 0002 BNC Cable RG58 BNC m BNC m 35 cm 1 3 4008 0021 USB Cable USB A p USB B p 4C 1 8 m 1 4 4010 0002 Power Cord Power cable 220 V 1 5 4011 0019 RF Cable SS402 N m N m 2 m 1 6 G99923A Attenuator 30 dB 0 5 W N Type DC to 6000 MHz 1 In case exterior damage is found stop using the product for safety reasons 1 2 Power Requirement Table 1 2 Power Requ...

Page 20: ...ation explosive danger and direct sunlight Store the product in a plac e at 5 C 40 C with humidity of less than 85 When the product is not used for a long time safely pack the product and store the packed product in a dry place at room temperature 1 4 Installation and Transportation Raise the foot on the lower part of MTP200B as shown blow For transportation use the handle on the side Figure 1 1 I...

Page 21: ...ch as smart phones In addition the best efficiency can be expected at a lower cost thanks to the simple installation and operation of the product 2 2 Features One body equipment incorporating both Signal Generator and Signal Analyzer WLAN waveform generation and analysis BT LE waveform generation and analysis BT LE Direct Test with a remote control program Creation of various WLAN test files using...

Page 22: ...ution 0 1 dB VSWR 1 4 Harmonics Out of band 40 0 dB In band 50 0 dB 100 kHz resolution BW Phase Noise 1 0 degrees 2 4 GHz f 2 5 GHz 1 5 degrees 4 9 GHz f 6 0 GHz Analyzer Frequency Range 1 2400 MHz 2500 MHz 2 4900 MHz 5875 MHz Frequency Accuracy 1 0 ppm year operating temperature Input Power Range 20 0 dBm 50 0 dBm Input Power Accuracy 1 0 dB Input Power Resolution 0 1 dB VSWR 1 6 2 3 2 WLAN Speci...

Page 23: ... Arbitrary waveform Files IEEE 802 11a g n Signal WLAN Analyzer Frequency Range 1 2400 MHz 2500 MHz 2 4900 MHz 5850 MHz Frequency Accuracy 1 0 ppm year operating temperature Input Power Range 1 2400 2500 MHz 15 0 dBm 40 0 dBm 2 4900 5850 MHz 12 0 dBm 40 0 dBm Input Power Accuracy 1 0 dB Input Power Resolution 0 1 dB Residual EVM 1 15 0 dBm 40 0 dBm 32 dB 2 5 2 12 0 dBm 35 0 dBm 32 dB 2 5 35 0 dBm ...

Page 24: ... 2472 14 2484 802 11a Channels 34 36 38 40 42 44 46 48 52 56 60 64 34 5170 36 5180 38 5190 40 5200 42 5210 44 5220 46 5230 48 5240 52 5260 56 5280 60 5300 64 5320 Channels 100 104 108 112 116 120 124 128 132 136 140 149 153 157 161 165 100 5500 104 5520 108 5540 112 5560 116 5580 120 5600 124 5620 12 8 5640 132 5660 136 5680 140 5700 149 5745 153 5765 157 5785 161 5 805 165 5825 2 3 3 BT_LE Specif...

Page 25: ...g temperature Input Power Range 20 0 dBm 50 0 dBm Input Power Accuracy 1 0 dB Input Power Resolution 0 1 dB Modulation Analysis Analysis Modes TEST_MODE ADVERTISING MODE Measured Parameters Power dBm Frequency deviation df1 Frequency deviation df2 Frequency accuracy Frequency offset Initial frequency drift Frequency drift Max drift rate df2 max rate 99 9 Channel Frequency Channel Frequency 0 2402 ...

Page 26: ...C isolated Reference Port IN BNC Type 10 MHz 10 dBm 0 dBm 50 Ohm 2 3 6 Miscellaneous Physical Dimension 210 w x 342 d x 88 h mm Weight 4 1 kg Packing Size 350 w x 460 d x 170 h mm Packing Weight Approx 5 0 kg The packing size and weight depend on the packing method Line Voltage Input 100 240 V 50 60 Hz Power Typ 45 W Typ 26 W Operation Temperature Operating Temperature Range 15 35 Storage Temperat...

Page 27: ... Panel Display Function 1 POWER Power switch 7 Data input 2 LCD LCD display 8 Minus 3 S1 S4 Up Down and Right Left keys 9 M1 M4 Menu keys 4 FCN Second function selection of e ach key 10 RF Port RF connector 5 ESC Cancels the selection and clos es the popup windows 11 Status Display LED GEN or ANL mode display 6 SAVE Saves the test configuration ...

Page 28: ... View Figure 3 2 Rear Panel of MTP200B Table 3 2 Rear Panel of MTP200B No Panel Display Function 1 10 MHz REF IN 10MHz reference signal input 2 LINE Power input 3 GPIB GPIB Port 4 USB S USB port for remote control and firmware upgrade ...

Page 29: ...u Tree INFO Menu Tree 13 The menu tree of MTP200B is shown below Depending on the selection of WLAN option and BT_LE opti on different parameters may be displayed 4 1 INFO Menu Tree Figure 4 1 INFO Menu Tree ...

Page 30: ...14 GEN Generator Menu Tree 4 2 GEN Generator Menu Tree Figure 4 2 GEN Generator Menu Tree ...

Page 31: ...ANL Analyzer Menu Tree 15 4 3 ANL Analyzer Menu Tree Figure 4 3 ANL Analyzer Menu Tree ...

Page 32: ...1 Save 1 Fill out the required fields and complete the setting 2 Press SAVE 3 Select the number to save on the popup window and press the ENT key 4 4 2 Recall 1 Press FCN and SAVE 2 Select the data number to be recalled on the popup window 4 4 3 Preset The user can initialize or preset the parameter values to the factory setting by selecting Preset The following describes how to preset the paramet...

Page 33: ...ONTINUOUS EVM_UNIT RERCENT dB PERCENT Table 4 2 Factory Setting of GEN Parameters Parameter Range Initial Value MODE CW WLAN BT_LE WLAN CH_NUM 1 PATH_LOSS 0 0 50 0 dB 0 0 dB POWER 5 0 70 0 dBm 5 0 dBm RUN ON OFF OFF FILE_SEL WIFITEST_6M twf NUM_PACKET 0 10000 0 INTERVAL 1 3000 us 10us Table 4 3 Factory Setting of INFO Parameters Parameter Range Initial Value START_0D0A NONE USE NONE REMOTE_DSPLAY ...

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Page 35: ... for free throug h e mail 5 1 USB Driver Installation MTP200B communicates with the PC through the USB cable Actually USB to serial converter with is al ready built in the tester is used for communication Therefore upon the installation of the driver a CO M port will be configured on the PC A USB driver needs to be downloaded by accessing the MTP200B product CD or Silicon Labs website http www sil...

Page 36: ...dows will be created In the folder labeled CP210x _VCP_Windows double click the Cp210xVCPInstaller_x86 exe with 32 bit OS or the Cp210xV CPInstaller_x64 exe with 64 bit OS After a few moments the following window is displayed 2 The following License Agreement window is displayed please confirm its contents 3 Wait until the installation is completed After a few moments the following window is displ...

Page 37: ...erating system The installation of the device driver software w ill start automatically 5 Confirming the COM port number A Open the Device Manager to confirm which COM port number is assigned for connection with the device B Click the Windows Start button C Right click Computer then click Properties D Click Device Manager in the displayed window E Click Ports COM LPT to extend it then you can find...

Page 38: ...22 USB Driver Installation The latest version of driver is 6 7 0 0 if the lower version of the driver has been installed please update to the latest version ...

Page 39: ...00B through the PC In particular the user can easily upgrade the progr am by running the execution file provided for each version 1 USB cable between the USB port on the rear side of MTP200B using the provided USB cable to the USB port of the PC Then turn on MTP200B 2 Run MTP200AB Downloader_v XX exe as the upgrade program of MTP200B XXX means progr am version The following screen will appear upon...

Page 40: ...r SW_VERSION Firmware version DATE The date of firmware updated OPTION Information of options In case downloading fails try again by referring to 5 3 Emergency Upgrade 5 3 Emergency Upgrade In case an error occurs during firmware upgrade try again as shown below 1 MTP200B will be booted under Emergency upgrade mode when power button is pushed while th e Enter key is pushed 2 Perform upgrade in seq...

Page 41: ...PART 2 WLAN Test 25 ...

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Page 43: ...ormation of MTP200B s option can be confirmed at INFO VIEW OPTION For the WLAN test MTP200B supports the Analyzer ANL and Generator GEN modes The LED on the front panel of MTP200B indicates the mode i e Analyzer mode or Generator mode In Analyzer mode the green light will be turned on in Generator mode however the red light will be turne d on Figure 6 1 LED Lights in WLAN Mode ...

Page 44: ...P200B does not support IEEE802 11b Regarding 802 11n signal Frequency range 2 4 or 5 GHz Signal bandwidth 20 MHz Transmitted burst type mixed type OFDM Symbol Duration 4 μs 0 8 μs 800 ns guard interval MTP200B does not support 40 MHz signal bandwidth MTP200B does not support Greenfield type MTP200B does not support OFDM Symbol Duration 3 6 μs 400 ns short guard interval 6 2 WLAN Signal Generator G...

Page 45: ...control program or conduct the required terminal operations d epending on DUT In test mode TX signals of the corresponding condition WLAN mode channel and data rate are transmitted 2 Shield Box For the reliable measurement and prevention of electromagnetic interferences use a s hield box Connect the RF cable to the shield box or create a radiation environment using the ante nna coupler depending o...

Page 46: ...rement mode to be tested Figure 7 2 WLAN Analyzer Setting Screen 7 2 1 WLAN Mode Setting Select WLAN standard to be tested Select WLAN_11ag mode or WLAN_11n mode 802 11a g Mode Setting Select ANL M2 CONFIG WLAN_11ag tab 802 11n Mode Setting Select ANL M2 CONFIG WLAN_11n tab 7 2 2 Channel Setting Select a Channel in the MTP200B The channel has to be same with DUT TX channel Select ANL M2 CONFIG CH_...

Page 47: ...igher the number is the longe r the measurement time Enter the minimum value required for reliable measurement Select ANL M2 CONFIG NUM_FRAME tab Enter the value between 1 100 Default value 10 7 2 4 Repetition Mode Setting MTP200B provides two REPETITION mode SINGLE and CONTINOUS Select ANL M2 CONFIG REPETITION SINGLE or CONTINOUS tab Table 7 2 REPETITION mode set up REPETITION Description SINGLE ...

Page 48: ...d input port of DUT MTP200B compensates the path loss and reflects the loss on t he measurement result There are two ways to set Path Loss as follows 1 Input same Path loss value to all channels ANL M2 select LOSS tab Input Path Loss value after selecting CH_ALL 2 Input different Path Loss value to each channel ANL M2 select LOSS tab Input Path Loss value after selecting a channel ...

Page 49: ...ing the measurement button changes to Under SINGLE measurement mode measurement stops after it measures once Under CONTINOUS measurement mode after measurement starts it repeats measurement until a user press the stop button 7 3 2 Measurement Result Check The maximum possible testable number of symbol of MTP200B is 30 symbols For example if DUT transmit 20 symbols MTP200B displays results for 20 s...

Page 50: ...g items are displayed RMS EVM or RMS EVM dB POWER dBm FREQ ERR kHz CLOCK ERR ppm 3 Data Rate Display WLAN 802 11a g Displayed as 6M 9M 12M 18M 24M 26M 48M 54 M WLAN 802 11n Displayed as MCS0 MCS7 The test result of RMS EVM is displayed normally with If a user wants to see the value with dB unit a user needs to change set up value of EVM_UN IT as dB at Configuration ANL M2 CONFIG EVM_UNIT Set as PE...

Page 51: ...lation accuracy can be figured out through below trace represents phase and size of each symbol The example below is Constellation plot of 64 QAM 54 Mbps Figure 7 4 WLAN Measurement Screen 7 4 1 2 RMS EVM Measure RMS EVM in order to analyze TX modulation characteristics of DUT EVM measurement in f act measures magnitude of difference Error Vector comparing actual measured phase and amplitu de of s...

Page 52: ...value of EVM_U NIT as dB at Configuration ANL M2 CONFIG EVM_UNIT Set as PERCENT or dB 7 4 1 3 POWER Measure DUT s transmit power One of the most important test item in order to verify suitability of W LAN transmitter is the transmit power measurement item 7 4 1 4 FREQ ERR Measure DUT s Center Frequency Tolerance 7 4 1 5 CLOCK ERR Measure DUT s Symbol Frequency Tolerance ...

Page 53: ... 18 Mbps 16 dB 15 8 24 Mbps 19 dB 11 2 36 Mbps 22 dB 7 9 48 Mbps 25 dB 5 6 54 Mbps POWER 802 11a g 19 4 7 1 18 4 7 1 Transmit Power Level Maximum output Power 1000 mW 30 dBm 100 mW EIRP 20 dBm 10 mW MHz 10 dBm MHz The global standard specifies only the ma ximum output power FREQ ERR 802 11a 17 3 9 4 Transmit Center Frequency Tolerance 20 ppm 802 11g 19 4 7 2 Transmit Center Frequency Tolerance 25 ...

Page 54: ...B 15 8 MCS3 26 Mbps 19 dB 11 2 MCS4 39 Mbps 22 dB 7 9 MCS5 58 Mbps 25 dB 5 6 MCS6 58 5 Mbps 28 dB 3 98 MCS7 65 Mbps POWER 802 11an gn 20 3 21 3 Transmit Power Level Maximum output Power 1000 mW 30 dBm 100 mW EIRP 20 dBm 10 mW MHz 10 dBm MHz The global standard specifies only the ma ximum output power FREQ ERR 802 11an gn 20 3 21 4 Transmit Center Frequency Tolerance 802 11an 20 ppm 802 11gn 25 ppm...

Page 55: ...de users use the PC control program or perform the required terminal operations d epending on DUT In test mode DUT receives the signals transmitted by the measurement device and analyzes the number of received packets and errors 2 Shield Box For the reliable measurement and prevention of electromagnetic interferences use a s hield box Connect the RF cable to the shield box or create a radiation en...

Page 56: ...m of MTP200B and DUT 8 2 MTP200B WLAN Signal Generator Set up Set the test related parameters such as channel band frequency output power file NUM_PACKET I NTERVAL etc Figure 8 2 WLAN Generator Setting Screen 8 2 1 Mode Setting Select GEN M1 SG MODE WLAN Figure 8 3 WLAN Generator mode Setting Screen ...

Page 57: ... be received by DUT Tester s transmit power Select GEN M1 SG POWER Enter a value from 5 to 70 dBm 8 2 4 Path Loss Setting Input PATH LOSS value PATH_LOSS is the value of loss from MTP200B s output port to DUT s input p ort If a user input PATH_LOSS value MTP200B displays output power value compensating PATH_LOS S value Select GEN M1 SG PATH_LOSS If a user input PATH_LOSS value MTP200B displays POW...

Page 58: ...r Seed 93 802 11a g Waveform file WIFITEST_6M twf WIFITEST_9M twf WIFITEST_12M twf WIFITEST_18M twf WIFITEST_24 M twf WIFITEST_36M twf WIFITEST_48M twf WIFITEST_54M twf 802 11n 20MHz Bandwidth Waveform file Guard Interval Long Mode HT Mixed Mode N_MCS0 twf N_MCS1 twf N_MCS2 twf N_MCS3 twf N_MCS4 twf N_MCS5 twf N_MCS 6 twf N_MCS7 twf To conduct a test using the user defined test file other than the...

Page 59: ...ssing S3 S4 Up Down key and view information of the selected file s uch as FREE_MEM SIZE MCS and DATA_TYPE Figure 8 5 Checking the Downloaded Files If the WLAN test file is not downloaded to MTP200B NO FILE will be displayed Up to 40 WL AN test files can be downloaded to MTP200B 2 File Formatting in MTP200B A Select GEN M1 A W G S2 FORMAT tab B To format the file downloaded to MTP200B select FORMA...

Page 60: ...WLAN Signal Transmit 1 Set DUT to WLAN signal receiving mode Set WLAN signal to be received such as Channel Data R ate etc 2 Set MTP200B as follows A Set MTP200B WLAN signal transmit mode and Channel Refer to the 8 2 1 Mode Setting and 8 2 2 Channel Setting B Set output power to be transmitted Refer to the 8 2 3 Power Level Setting C Select WLAN waveform file to be transmitted Refer to the 8 2 5 W...

Page 61: ...mance test The Waveform Creator can edit the parameters related to the WLAN protocol such as MAC Header Da ta Type Length and Data Rate the files created by the Waveform Creator of TESCOM have an extensi on called twf For more information on the Waveform Creator see the Waveform Creator Manual The WLAN Option S200 10 of MTP200B includes the Waveform Creator program Figure 8 7 Waveform Creator UI ...

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Page 63: ...PART 3 BT LE Test 47 ...

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Page 65: ...0 option MTP200B s option can be confirmed at INFO VIEW OPTION BT LE Direct Test Mode DTM test can be performed by MTP200B remote control program provid ed separately For detailed explanation on BT LE test refer to the BT LE Test Method To conduct the BT_LE test in addition to the WLAN test MTP200B supports Analyzer ANL and Generat or GEN modes In Analyzer mode the green light is displayed on the ...

Page 66: ...odulation and Frequency Offset 9 2 BT LE Signal Generator GEN Mode The command of BT LE Signal Generator can be used for the purpose as follows Generates general BT LE signal BT LE RF PHY RF PHY TS 4 2 0 Receiver Sensitivity of examination item test 9 3 BT LE RF Test Cases MTP200B provides RF Test Cases defined in BTLE test standard BLE Test Cases Supported by MTP200B Output power TP TP TRM LE CA ...

Page 67: ... testing of power modulation and initial carrier frequency offset provided in Adve rtising Test mode is not defined in the BT_LE standard test specifications Note however that s uch testing can judge whether the RF performance of the terminal meets the test specifications For more details in measurement procedure and Specification on BLE test case please refer to the 22 BLE RF Test Cases ...

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Page 69: ...se the PC control program or perform the required terminal operations depending o n DUT In test mode set the BLE channel packet length and data type to be measured and send T X signals 2 Shield Box For the reliable measurement and prevention of electromagnetic interferences use a s hield box Connect the RF cable to the shield box or create a radiation environment using the ante nna coupler dependi...

Page 70: ... 10 2 2 Channel Setting Select BLE channel to be measured Select ANL M2 CONFIG CH_NUM Set CH_NUM for the transmission channel of DUT Table 10 1 Table BLE Channel CH Frequency FREQ MHz CH FREQ CH FREQ CH FREQ CH FREQ CH FREQ CH FREQ CH FREQ 0 2402 6 2414 12 2426 18 2438 24 2450 30 2462 36 2474 1 2404 7 2416 13 2428 19 2440 25 2452 31 2464 37 2476 2 2406 8 2418 14 2430 20 2442 26 2454 32 2466 38 247...

Page 71: ...naling test Select ADVERTISING for Advertising test For detailed explanation on BLE test please refer to the 21 BLE Test Method Figure 10 3 TEST_METHOD Setting Screen 10 2 4 Test Case Setting Select ANL M2 CONFIG TEST_CASE tab Select the item to be tested For supported TEST_CAS E item please refer to the Table 10 2 BT_LE TEST_CASE For more details in measurement procedure and Specification on BLE ...

Page 72: ...c Output power Modulation characteristics Carrier frequency offset TEST_MODE ADVERTISING In case the user selects ADVERTISING as TEST_METHOD the test item selection window will be disabled in TEST_CASE and POW MOD Fc will be automatically selected 10 2 5 Number of Packet Setting Set the number of packets to be measured for each measurement The higher the number is the long er the measurement time ...

Page 73: ...g between the output end of MTP200B and input p ort of DUT MTP200B compensates the path loss and reflects the loss on the measurement result There are two ways to set Path Loss as follows 1 Input same Path loss value to all channels ANL M2 select LOSS tab Input Path Loss value after selecting CH_ALL 2 Input different Path Loss value to each channel ANL M2 select LOSS tab Input Path Loss value afte...

Page 74: ...ethod Refer to the 10 2 3 Test Method Setting C Select test case Refer to the 10 2 4 Test Case Setting D Set number of packet Refer to the 10 2 5 Number of Packet Setting Figure 10 5 BT LE Analyzer Setting Screen 3 Select ANL M2 MEAS tab on MTP200B Press S3 to start measurement and confirm During the measurement button changes to Under SINGLE measurement mode measurement stops after it measures on...

Page 75: ... LE Measurement Screen Table 10 3 BLE Measurement Items No Items Description 1 Test Items Selected test case is activated 2 Test Result Displays MAX AVG and MIN of measurement result 3 Data Packet Type Displays BLE packet type transmitted from DUT 4 Test Channel Displays measured channel 5 Packet Number Displays measured number of packet 6 Data Length Displays Data Length of measured BT_LE packet ...

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Page 77: ...perform the required terminal operations de pending on DUT In test mode DUT receives BT_LE signals from the measurement device and anal yzes the received signals RX Sensitivity Received Packet Number etc 2 Shield Box For the reliable measurement and prevention of electromagnetic interferences use a s hield box Connect the RF cable to the shield box or create a radiation environment using the ante ...

Page 78: ... such as BT_LE channel output power and BIT_PATTERN Before measurement check the channel frequency BIT_PATTERN LENGTH and NUM_PACKE T of the BT_LE RX signal of DUT 11 2 1 Mode Setting Select GEN M1 SG MODE BT_LE Figure 11 2 BT_LE Mode Setting Screen 11 2 2 Channel Setting Input CH_NUM for the reception channel of DUT between 0 and 39 Select GEN M1 SG CH_NUM Input value between CH_NUM 0 39 ...

Page 79: ...ss from MTP200B s output port to DUT s input p ort If a user input PATH_LOSS value MTP200B displays output power value compensating PATH_LOS S value Select GEN M1 SG PATH_LOSS If a user input PATH_LOSS value MTP200B displays POWER value as Ptx PATH_LOSS value 11 2 5 Bit Pattern Setting Set BIT PATTERN of BT_LE to be transmitted from MTP200B PRBS9 is normally used but ALL_ZEROS ALL_ONES 10101010 11...

Page 80: ...er want to test BLE V4 0 V4 1 a user must set Data Length value between 0 37 11 2 7 Number of packet Setting Set total number of packet of BT_LE to be transmitted from MTP200B It is possible for user to set the number of packet 0 10 000 and MTP200B keep transmitting packet when the number of packet is set to 0 If packet is set between 1 10 000 MTP200B stops transmitting packet after selected numbe...

Page 81: ...TH of BT_LE waveform to be transmitted Refer to the 11 2 5 Bit Pattern Setting and 11 2 6 Data Length Setting D Set number of packets to be transmitted Refer to the 11 2 7 Number of packet Setting Figure 11 3 BT_LE GEN Setting Screen 3 BT_LE packet transmit GEN M1 SG Select RUN Select ON A Select RUN OFF in order to stop BT_LE packet transmit 4 DUT confirms received number of packet of BT_LE Then ...

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Page 83: ...PART 4 Programming Guide 67 ...

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Page 85: ...Driver Installation 1 Install USB driver For procedure of USB driver installation refer to the 5 1 USB Driver Installation 2 Connect between USB port on the rear side of MTP200B and USB port of PC using the provided U SB cable Figure 12 1 Cable Connection for Remote Control MTP200B communicates with the PC through the USB cable Actually USB to serial converter is built in MTP200B Therefore upon th...

Page 86: ...200 Set the data transmission rate Set the same value on the PC BPS is fixed to 115000 REMOTE_DSPLAY ON OFF Default OFF Set display mode of remote commands when remote contro l in use Table 12 2 GPIB Remote Setting Parameters Parameter Input Range Description TYPE GPIB Select the device connection type Set as GPIB GPIB_ADDR 1 30 Default 9 Set the GPIB address to be used After user setting has bee ...

Page 87: ...nsmitted command and responded message in the production line Default remote display mode is set to OFF and if a user wants to activate remote display mode a use r needs to set to ON When remote display mode is ON screen switches to remote display screen automatically if remoted command is entered to MTP200B If SHOW_LOG is ON at remote display mode the log of remote command and Responses will be s...

Page 88: ...ed CLR Delete log of remote command 12 2 3 RS 232C Connection Status Checking The user can check the USB to Serial connection status between PC RS 232C and MTP200B and the s etting status using the Hyper Terminal provided by Microsoft 1 Check the COM port number for the USB to RS232C driver using the Device Manager of the PC 2 Select Start Program Auxiliary Programs Communication Hyper Terminal 3 ...

Page 89: ...tton 8 Select Add Line Feed LF at the End of the Line and Display Inputted Text 9 Select the Call menu and call 10 Input random characters and press Enter Upon normal connection an unknown command error shall be displayed as a response message Input the CONF GEN SG MODE WLAN command and press Enter OK will then be displayed as a response message ...

Page 90: ...using NI GPIB Measurement Automation Explorer provided by NI 1 Install the GPIB driver provide by NI or GPIB Card 2 Start the installed GPIB program The following description includes the NI GPIB program 3 Select INFO Type in MTP2000A followed by GPIB 4 Set GPIB_ADDR as a number between 1 and 30 5 When using the NI GPIB program select Instrument Scan to search MTP200B ...

Page 91: ...MTP200B Setting 75 6 Click Communicate with Instrument and select IDN When the version and the serial numbe r of MTP200B are read it means GPIB SCPI connection has been normally established ...

Page 92: ...atus on the MTP200B screen 6 Upon command execution a response will be received from MTP200B and the next command w ill be sent 12 3 2 Programming Notes 1 Use colons between commands 2 Do not use space except when inputting the parameter value 3 Upon transmission of the command LF Line Feed Chr 10 will also be sent together with the c ommand 4 For the Write command ACK response will be returned fo...

Page 93: ...ONFIG CH_NUM 1 CONF ANL CONFIG NUM_FRAME 10 READ ANL MEAS DATA_RATE READ ANL MEAS Decide whether it satisfies specs of measurements according to DATA_RATE 13 1 2 WLAN Signal Generator commands use example CONF GEN SG MODE WLAN Must set the mode first CONF GEN SG CH_NUM 1 CONF GEN SG POWER 5 CONF GEN SG FILE_SEL WIFITEST_6M twf Select Waveform of signal to be transmitted CONF GEN SG NUM_PACKET 0 Se...

Page 94: ... CH_NUM 0 CONF ANL MEAS START READ ANL MEAS POWER AVG READ ANL MEAS POWER_PK_AVG AVG CONF ANL MEAS STOP Make DUT transmit PRBS9 signal to CH19 then measure CONF ANL CONFIG CH_NUM 19 CONF ANL MEAS START READ ANL MEAS POWER AVG READ ANL MEAS POWER_PK_AVG AVG CONF ANL MEAS STOP Make DUT transmit PRBS9 signal to CH39 then measure CONF ANL CONFIG CH_NUM 39 CONF ANL MEAS START READ ANL MEAS POWER AVG RE...

Page 95: ...READ ANL MEAS DF1 AVG CONF ANL MEAS STOP Make DUT transmit 10101010 signal to CH19 then measure DF2 related CONF ANL MEAS START READ ANL MEAS DF2 AVG READ ANL MEAS DF2MAX_RATE CONF ANL MEAS STOP Make DUT transmit 11110000 signal to CH39 then measure DF1 related CONF ANL CONFIG CH_NUM 39 CONF ANL MEAS START READ ANL MEAS DF1 AVG CONF ANL MEAS STOP Make DUT transmit 10101010 signal to CH39 then meas...

Page 96: ...MEAS STOP Make DUT transmit 10101010 signal to CH19 then measure CONF ANL CONFIG CH_NUM 19 CONF ANL MEAS START READ ANL MEAS FTX_FN AVG READ ANL MEAS F0_FN AVG READ ANL MEAS F1_F0 AVG READ ANL MEAS FN_FN_5 AVG CONF ANL MEAS STOP Make DUT transmit 10101010 signal to CH39 then measure CONF ANL CONFIG CH_NUM 39 CONF ANL MEAS START READ ANL MEAS FTX_FN AVG READ ANL MEAS F0_FN AVG READ ANL MEAS F1_F0 A...

Page 97: ...NL MEAS DF2 AVG READ ANL MEAS DF2MAX_RATE CONF ANL MEAS STOP Measure for CH12 CONF ANL CONFIG CH_NUM 12 CONF ANL MEAS START READ ANL MEAS POWER AVG READ ANL MEAS POWER_PK_AVG AVG READ ANL MEAS DF0 AVG READ ANL MEAS DF2 AVG READ ANL MEAS DF2MAX_RATE CONF ANL MEAS STOP Measure for CH39 CONF ANL CONFIG CH_NUM 39 CONF ANL MEAS START READ ANL MEAS POWER AVG READ ANL MEAS POWER_PK_AVG AVG READ ANL MEAS ...

Page 98: ... 0 CONF GEN SG RUN ON Signal is transmitted Read until responded value to be 0 in order to confirm whether set number of packet are all transmitted READ GEN SG RUN DUT counts number of packets received on CH19 CONF GEN SG CH_NUM 19 CONF GEN SG RUN ON Signal is transmitted Read until responded value to be 0 in order to confirm whether set number of packet are all transmitted READ GEN SG RUN DUT cou...

Page 99: ... example of the MTP200B remote program and its source written in Microsoft Visual Basic NET Figure 14 1 Sample Program GUI 14 2 Program Description 1 Select RS 232 Port Open and set the serial port 2 Select SEND to send the commands sequentially 3 Upon completion terminate the program ...

Page 100: ...en Click serial BaudRate 115200 serial PortName COM3 serial Open End Sub Private Sub Main_Disposed ByVal sender As Object ByVal e As System EventArgs Handles Me Disposed serial Close serial Dispose End Sub Private Sub serial_DataReceived ByVal sender As Object ByVal e As System IO Ports SerialDataReceivedEventArgs Handles serial DataReceived If Me InvokeRequired Then Dim d As New SerialDataReceive...

Page 101: ...ender As System Object ByVal e As System EventArgs Handles bt_Send Click SendCommand index End Sub Private Sub SendCommand ByVal idx As Integer Dim cmd As String If idx commands Length Then MsgBox End of commands Application Exit Exit Sub End If cmd commands idx If String IsNullOrEmpty cmd False Then serial Write cmd Chr HA End If End Sub End Class ...

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Page 103: ...PART 5 Command List 87 ...

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Page 105: ...entered error occ urs 15 1 INFO Information Command List 1 IDN Description Checks the product serial number F W Version Response TESCOM MTP200B V2 10 20121211 N MTP200Bxxxxxx 2 READ INFO VIEW SERIAL Description Checks the product serial number Response MTP200Bxxxxxx 3 READ INFO VIEW SW_VER Description Checks the product S W version Response x xx 4 READ INFO VIEW OPTION Description Checks the produ...

Page 106: ...activated only when under remote display mode and decide display ON OFF of log transmit command and responded message Range ON OFF ON Display log OFF Hide log Response OK ERR SHOW_LOG command can be input when the remote display mode is ON Under remote display OFF mode if CONF CONFIG REMOTE SHOW_LOG ON commend is sent it responses as ERR 4 READ CONFIG REMOTE SHOW_LOG Description Command to confirm...

Page 107: ...ption Sets the WLAN output channel Range 1 14 34 36 38 40 42 44 46 48 52 56 60 64 100 104 108 112 116 120 12 4 128 132 136 140 149 153 157 161 165 Response OK ERR Default value 1 4 READ GEN SG CH_NUM Description Checks the setting of the WLAN output channel Response 1 14 34 36 38 40 42 44 46 48 52 56 60 64 100 104 108 112 116 120 124 128 132 136 140 149 153 157 161 165 Default value 1 5 READ GEN S...

Page 108: ...GEN SG FILE_SEL Description Checks the setting of the WLAN test file Response User defined test file name Default files provided upon shipment from the factory WIFITEST_6M twf Default WIFITEST _9M twf WIFITEST_12M twf WIFITEST_18M twf WIFITEST_24M twf WIFITEST_36M twf WIFITEST_48M twf WIFITEST_54M twf N_MCS0 twf N_MCS1 twf N_MCS2 twf N_MCS3 twf N_MCS4 twf N_MCS5 twf N_MCS6 twf N_MCS7 twf 10 CONF G...

Page 109: ... generator Response 0 0 50 0 Default value 0 0 16 1 3 RF ON OFF Command 1 CONF GEN SG RUN ON Description Turns on the WLAN RF output Transmission On Response OK ERR If number of WLAN Packet is set RF transmit automatically stops after number of WLAN Packe t that is set is transmitted However under continuous transmit mode CONF GEN SG NUM_P ACKET 0 transmit RF signal by CONF GEN SG RUN ON command a...

Page 110: ... 4 READ GEN AWG DATA_RATE Description Checks the data rate of the selected WLAN file Response BPSK_1 2 BPSK_3 4 QPSK_1 2 QPSK_3 4 16QAM_1 2 16QAM_3 4 64QAM_2 3 64Q AM_3 4 64QAM_5 6 5 READ GEN AWG DATA_TYPE Description Checks the data type of the selected WLAN file Response DATA_PN9 6 READ GEN AWG READ_FILE_INFO Range Description Checks information of the selected WLAN file Range 0 40 Response File...

Page 111: ...wf N_MCS4 twf N_MCS5 twf N_MCS6 twf N_MCS7 twf 16 2 WLAN Signal Analyzer Command List 16 2 1 Configuration Command 1 CONF ANL CONFIG MODE Range Description Sets the WLAN analysis mode as operation mode Range WLAN_11a WLAN_11g WLAN_11ag WLAN_11n Response OK ERR 2 READ ANL MODE Description Checks the operation mode Response CW WLAN_11ag WLAN_11n BT_LE Default value WLAN_11ag 3 CONF ANL CONFIG CH_NUM...

Page 112: ...ment Response 1 100 Default value 10 8 CONF ANL CONFIG EVM_UNIT Range Description Set measurement unit for EVM test Range PERCENT dB Response OK ERR 9 READ ANL CONFIG EVM_UNIT Description Confirm EVM measurement unit Response PERCENT dB Default value PERCENT 10 CONF ANL CONFIG REPETITION Range Description Set repetitive measurement mode Range CONTINUOUS SINGLE CONTINUOUS Continuous measurement mod...

Page 113: ... 0 50 0 3 CONF ANL LOSS CH_ALL Range Description Set same Path Loss value for all channel under WLAN or BT_LE ANL mode Range 0 0 50 0 Response OK ERR 4 READ ANL LOSS CH_ALL Description Checks the path loss setting of all channels each value is divided by space Response 0 0 50 0 16 2 3 Measurement Command 1 CONF ANL MEAS START Description Starts measurement Response OK ERR Transmit CONF ANL CONFIG ...

Page 114: ...se will be responded in case there is no measurement 2 READ ANL MEAS EVM AVG Description Checks the average EVM measurements Response 0 0 100 0 3 READ ANL MEAS POWER AVG Description Checks the average Power measurements Response 50 0 20 0 4 READ ANL MEAS FREQ_ERR AVG Description Checks the average frequency error measurements Response 100 0 100 0 5 READ ANL MEAS CLOCK_ERR AVG Description Checks th...

Page 115: ...TP200B does not support Dirty Transmitter for Receiver Sensitivi ty test of BT LE RF PHY RF PHY TS 4 2 0 examination item 17 1 1 Configuration Command 1 CONF GEN SG MODE BT_LE Description Sets the BT_LE operation mode Response OK ERR 2 READ GEN MODE Description Checks the operation mode Response CW WLAN BT_LE Default value CW 3 CONF GEN SG CH_NUM Range Description Sets the BT_LE output channel Tes...

Page 116: ...est BT_LE Receiver Sensitivity if DUT s receiver sensitivity level is 93 dBm MTP200B s m inimum output power is 70 dBm Therefore a user must connect 30dB Attenuator which prov ided when MTP200B was released to RF Port to test Commands use example CONF GEN SG PATH_LOSS 30 CONF GEN SG POWER 93 When the above commands are transmitted 63dBm is outputte d from RF port of MTP200B and 93dBm is inputted t...

Page 117: ...tion Version 4 1 Low Energy and lower but maximum 255 bytes depending on DUT wi th Version 4 2 and more 11 READ GEN SG LENGTH Description Checks the setting of the BT_LE packet length Response 0 255 Default value 37 12 CONF GEN SG NUM_PACKET Range Description Sets the number of BT_LE packets to be transmitted 0 is for continuous transmissi on Set as 1500 for RF PHY Receiver Sensitivity test Range ...

Page 118: ... 1 CONF GEN SG RUN ON Description Turns on the BT_LE RF output Transmission On Response OK ERR If number of BT LE Packet is set RF transmit automatically stops after number of BT LE Packet t hat is set is transmitted However under continuous transmit mode CONF GEN SG NUM_PAC KET 0 transmit RF signal by CONF GEN SG RUN ON command and must use CONF GEN SG RUN OFF command to stop RF transmit 2 CONF G...

Page 119: ...RF PHY Output Power Modulation C haracteristics Carrier Frequency Offset and Drift test items it must be set as BTLE_TEST mode Response OK ERR 2 CONF ANL CONFIG MODE BTLE_ADV Description Set operating MODE to BT_LE ADVERTISING mode For Output Power Modulation and Frequency Offset test through Advertising mode of complete products it must be set as BTL E_ADV mode Response OK ERR For above commands ...

Page 120: ...READ ANL CONFIG FREQ Description Checks the setting of the BT_LE input frequency MHz Response 2402 000 2480 000 Default value 2402 000 8 CONF ANL CONFIG TEST_CASE Range Description Sets the BT_LE test case Range POW POW MOD POW Fc_O D POW MOD Fc Response OK ERR Default value POW 9 READ ANL CONFIG TEST_CASE Description Checks the setting of the BT_LE test case Response POW POW MOD POW Fc_O D POW MO...

Page 121: ... lue that guarantee reliability at least 13 READ ANL CONFIG PKT_INTERVAL Description When operating MODE is BT_LE ADVERTISING set after confirm Interval ms of BT LE Advertising packet transmitted from DUT Response 20 10250 17 2 2 Path loss Command 1 CONF ANL LOSS CH_ Range Loss Value Description Sets the path loss of each channel Range WLAN or BT_LE channel Loss Value 0 0 50 0 Response OK ERR 2 RE...

Page 122: ...S START Description Starts measurement Response OK ERR Transmit CONF ANL CONFIG MEAS START command and read the needed measurements aft er receipt of OK message then transmit CONF ANL CONFIG MEAS STOP command when me asurements are no more needed to be read After transmit CONF ANL CONFIG MEAS STOP c ommand a user cannot read the measurements 2 CONF ANL MEAS STOP Description Stops measurement Respo...

Page 123: ...ption Confirm AVG value among all measurements Available under both TEST_MODE an d ADVERTISING Response TEST_MODE Outputted in order of Power_avg Ppk Pavg_avg dF1_avg dF2_avg FTx Fn_a vg F 0 F n _avg F 1 F 0 _avg F n F n 5 _avg data_pattern current_channel meas_cou nt and dF2_rate each value is divided by comma N is displayed if there is no measurments ADVERTISING Outputted in order of Power_avg P...

Page 124: ...ge F0_FN among the measurements Response Measurements or ERR 8 READ ANL MEAS F1_F0 AVG Description Checks the average F1_F0 among the measurements Response Measurements or ERR 9 READ ANL MEAS FN_FN_5 AVG Description Checks the average FN_FN_5 among the measurements Response Measurements or ERR 10 READ ANL MEAS DF2MAX_RATE Description Checks the dF2 rate among the modulation measurements Response 0...

Page 125: ...Q Range Description Sets the CW output frequency MHz Range 2400 000 2500 000 4900 000 5350 000 5470 000 5875 000 Response OK ERR Default value 2412 000 4 READ GEN SG FREQ Description Checks the setting of the CW output frequency MHz Response 2400 000 2500 000 4900 000 5350 000 5470 000 5875 000 Default value 2412 000 5 CONF GEN SG POWER Range Description Sets the CW output power dBm Range 5 0 70 0...

Page 126: ...mmand 3 CONF GEN SG RUN ON Description Turns on the CW RF output Transmission On Response OK If number of BT LE Packet is set RF transmit automatically stops after number of BT LE Packet t hat is set is transmitted However under continuous transmit mode CONF GEN SG NUM_PAC KET 0 transmit RF signal by CONF GEN SG RUN ON command and must use CONF GEN SG RUN OFF command to stop RF transmit 4 CONF GEN...

Page 127: ...ks the setting of the CW input frequency MHz Response 2400 000 2500 000 4900 000 5875 000 Default value 2412 000 5 READ ANL MEAS CW_POWER Description Checks the power dBm of the CW input signal When CONFIG MODE is CW a re sponse will be returned In other modes ERR will be returned Response 20 85 18 2 2 Path loss Command 1 CONF ANL LOSS CW_ Range Loss Value Description Set Path Loss according to fr...

Page 128: ...e according to frequency range under CW mode Range 2G 5G ALL 2G Confirm Path Loss value applied to 2 GHz 2400 MHz 2500 MHz 5G Confirm Path Loss value applied to 5 GHz 4900 MHz 5875 MHz ALL Confirm Path Loss value applied to all frequency range 2400 MHz 2500 MHz 4900 MHz 5875 MHz Response 0 0 50 0 ...

Page 129: ...PART 6 User s Device Diagnosis 113 ...

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Page 131: ... the user needs to have basic understanding of MTP200B functions fr ont panel and GUI screens 19 1 1 Measurement Device Measurement devices may be replaced with other devices that meet the legal requirements the meas urement steps can be changed depending on the measurement device Table 19 1 Measurement Device List for the User s Device Diagnosis Measurement Device Minimum Specification Model Sign...

Page 132: ...result the device 4 Press M1 to shift to GEN mode 19 2 Signal Analyzer 19 2 1 Frequency Accuracy Specification 2400 00 MHz 1 ppm Objective To measure the frequency deviation of the reference signal 1 Test Setup Connect the device as shown below 2 MTP200B Setting A FCN Recall RESET Resets the device B MODE GEN CW Set the measurement mode CW C FREQUENCY Set the measurement frequency to 2400 00 MHz D...

Page 133: ...gure MTP200B as shown below A FCN Recall RESET Resets the device B MODE ANL MODE CW Set the measurement mode CW C FREQUENCY Set the measurement frequency to 2412 000 MHz 3 VSG Vector Signal Generator Setting A RESET Resets the device B Amplitude 10 dBm Sets the output power C RF ON Turns on the output power 4 Connect the RF output of VSG to MPT200A RF input 5 Synchronize the time base of the two d...

Page 134: ... 0 dBm 10 dBm 20 dBm 30 dBm 40 dBm 50 dBm Table 19 3 5 GHz WLAN Frequency Low Band Level Frequency Ch 5180 MHz 36 CH 5240 MHz 48 CH 5320 MHz 64 CH 10 dBm 0 dBm 10 dBm 20 dBm 30 dBm 40 dBm 50 dBm Table 19 4 5 GHz WLAN Frequency High Band Level Frequency Ch 5500 MHz 100 CH 5660 MHz 132 CH 5825 MHz 165 CH 10 dBm 0 dBm 10 dBm 20 dBm 30 dBm 40 dBm 50 dBm ...

Page 135: ...AME 10 Set 10 as the number of frames to be measured 3 VSG Vector Signal Generator Setting A RESET Resets the device B Amplitude 10 dBm Sets the output power C RF ON Turns on the output power D Modulation WLAN 54Mbps 64 QAM OFDM Signal 4 Connect the RF output of the Vector Signal Generator VSG to the RF input of MTP200B 5 Synchronize the time base of the two devices by connecting 10 MHz REF Out of...

Page 136: ...A FCN Recall RESET Resets the device B MODE ANL MODE WLAN_11ag Set the WLAN measurement mode C CH_NUM 1 Select channel number 1 D NUM_FRAME 10 Set 10 as the number of frames to be measured 3 VSG Vector Signal Generator Setting A RESET Resets the device B Amplitude 10 dBm Sets the output power C RF ON Turns on the output power D Modulation WLAN 54Mbps 64 QAM OFDM Signal 4 Connect the RF output of t...

Page 137: ...easurement results Table 19 6 Residual EVM Level Frequency Ch 2442 MHz 7 CH 5240 MHz 48 CH 5660 MHz 132 CH 10 dBm 20 dBm 40 dBm 19 3 Signal Generator 19 3 1 Frequency Accuracy Specification 2400 00 MHz 1 ppm 2399 9976 2400 0024 MHz Objective To measurem the frequency deviance of the Reference signal 1 Test Setup Connect the device as shown below ...

Page 138: ...4 Record the measurement of the Frequency Counter or E4440A and compare with the specificatio n Table 19 7 Frequency Accuracy Item Measurement Result MHz Frequency Counter Measurement Value 19 3 2 CW Mode Power Generator Level Accuracy Specification 1 dB Objective Measure the power level accuracy of the output signal 1 Test Setup Connect the device as shown below 2 MTP200B Setting A FCN Recall RES...

Page 139: ... AVG 10 F MARK Peak Search 4 Set the frequency and power of MTP200B as shown below and record the measurement by the s pectrum analyzer 5 Measurement results Table 19 8 CW Power Generator Level Accuracy Level Frequency 2402 MHz 2440 MHz 2480 MHz 5 dBm 10 dBm 15 dBm 20 dBm 25 dBm 30 dBm 35 dBm 40 dBm 45 dBm 50 dBm 55 dBm 60 dBm 65 dBm 70 dBm ...

Page 140: ...lect channel number 0 D BIT_PATTERN PRBS9 LENGTH 37 B E NUM_PACKET 0 Continuous output F RUN ON POWER 5 dBm 3 Configure the spectrum analyzer as follows A MODE Spectrum Analyzer B FREQUENCY 2402 MHz C SPAN 0 Hz ZZ Time Domain D RBW VBW 3 MHz E Sweep Time 700 us F Detector Peak G MARK Peak Search Measure the maximum power BLE Power Generator Level Accuracy can be measured as follows other than abov...

Page 141: ...H 5 dBm 20 dBm 40 dBm 60 dBm 70 dBm 19 3 3 2 Measurement Procedure using Power Meter 1 Test Setup Connect the device as shown below 2 MTP200B Setting A FCN Recall RESET Resets the device B MODE GEN MODE BT_LE Select the BT LE measurement mode C CH_NUM 0 Select channel number 0 D BIT_PATTERN PRBS9 E LENGTH 37 B F POWER 5dBm G RUN ON 3 POWER METER Setting A RESET Resets the device 4 Set the frequenc...

Page 142: ...r Deviation Average Specification 225 kHz Δ favg 275 kHz Objective To measure the deviation modulation index average of the burst power of the BT LE mode signal 1 Test Setup Connect the device as shown below 2 MTP200B Setting A FCN Recall RESET Resets the device B MODE GEN MODE BT_LE Select the BT LE measurement mode C CH_NUM 0 Select channel number 0 D BIT_PATTERN 11110000 E LENGTH 37B F NUM_PACK...

Page 143: ...asure Set up Average 10 E Measure Set up Burst Sync Search Sync RF Amp F Trace View Eye 4 Set the frequency and power of MTP200B as shown below and record the deviation average mea sured by the spectrum analyzer 5 Measurement results Table 19 11 BLE Power Generator Deviation Average Test Level Frequency CH 2402 MHz 0 CH 2440 MHz 19 CH 2480 MHz 39 CH 5 dBm 20 dBm 40 dBm ...

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Page 145: ...PART 7 Appendix 129 ...

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Page 147: ... uses adaptive frequency hopp ing hopping speed is slower than existing Bluetooth s hopping speed BLE performs Advertise functio n which discovers devices using 3 channels among 40 channels If devices are discovered it sends and receives data using rest of 37 channels It is operated on 40 channels which constitutes with interval of 2 MHz in ISM band of 2 4 GHz It prov ides data transmission rate o...

Page 148: ...rt Power Consumption 30 mA 15 mA Mainly used Application Mobile phone Headset PC Hand h eld device and etc Mobile phone Watch Sports Healt hcare Sensor Device Control and e tc 20 1 1 BLE Protocol Structure BLE s protocol stack is divided into controller host and application HCI is used in order to communicat e between controller and host Figure 20 1 Dual mode and Single mode s Protocol Structure L...

Page 149: ...nd some functions are added for Low energy technique LL stage in low energ y technique performs BB Baseband and LM Link Manager roles of existing Bluetooth Figure 20 2 Configurations between Bluetooth version and device types 20 1 2 Roles BLE has two roles as Peripheral device or Central device Usually central would be smartphone that sc ans and Peripheral would be sensor device such as Beacon Per...

Page 150: ... standard specification among Bluetooth Core 4 2 spec is available BLE Data Length Extension test is available in MTP200B s firmware version V3 1 or newer As BLE data packet length has been expended from 37 bytes to 255 bytes data transmitting speed ha s been increased 2 5 times comparing to previous 4 0 standard Especially the volume of packet whic h can be transmitted at a time has been increase...

Page 151: ...ectly to the radio in an isolated manner Another layer in the BLE specification is the Host Controller Interface HCI a standard defined interfac e to exchange data between the BLE Host Stack and the radio Controller In Direct Test mode the test packets required for DUT are sent to MTP200B and DUT through HCI or 2 Wire UART interfaces and the received packet counts are reported There are two test m...

Page 152: ...control software provided from Chipset company not using HCI interface and 2 Wire interface it is to be called Non Signaling Test DUT s TX Test Test for DUT s transmitting efficiency By using the Test Control Software provided by the Chipset company set DUT to transmit the LE packet required for test and measure DUT s TX efficiency with MTP200B Figure 21 2 Configuration for BLE TX Measurement Usin...

Page 153: ...T s receiving efficiency MTP200B sends the LE standard packet to DUT then DUT reports the number of packets receive d using the Test Control Software provided by the Chipset company Figure 21 3 Configuration for BLE RX Measurement Using a Shield Box ...

Page 154: ...ize DUT peripheral transmits Advertising Data packet within certain period Advertising Interval In MTP200B RF characteristics can be simply tested by anal yzing Advertising packet that DUT transmits This method involves measuring only the quality of the TX signal at the radiation status without using the external interfaces of DUT for production Figure 21 4 Advertising Channel Description ...

Page 155: ...Layer under BLE Protocol Stack as shown in the image bel ow Channels in the Physical Layer means RF Channels as shown in the image below And Channels in the Link Layer means LL Channels as shown in the image below and operates d ifferently from Physical Channels RF Channel above ...

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Page 157: ...strument as in the following table D For the given channel frequency the tester records output power of the DUT from the start t o the end of a packet Tester records the highest and the lowest power value in the trace an d calculates average power from 20 to 80 of the trace The path losses value is added to the results Parameter DUT MTP200B TEST_METHOD TEST_MODE TEST_CASE POW CH_NUM 0 39 Same chan...

Page 158: ...r of the DUT for given frequency channel mea sured in dBm C Pmin Pmin is the minimum RF output power of the DUT for given frequency channel meas ured in dBm The result has only informative character and is not used to reach a verdict D Ppk Pmax is the maximum peak RF output power of the DUT for given frequency channel measured in dBm Figure 22 2 POW Measurement Screen 4 Specification A 20 dBm Pavg...

Page 159: ...frequency offset from f1ccf is recorded as Δf1max Δf1max is defined as the average dev iation for each individual bit The average frequency value of all Δf1max frequencies in a pac ket is calculated and recorded as Δf1avg F The DUT transmits LE test packets with MAX_TX_LENGTH octet payload consisting of a repe titive sequence of 55hex octets 10101010bin in transmission order G The measurement shal...

Page 160: ...y deviations for 10101010 bit pattern as payloa d measured in KHz C df2max At least 99 9 of all df2 max frequency values recorded over 10 LE test packets mu st be greater than 185 kHz Figure 22 4 POW MOD Measurement Screen For the test conduct the test twice while changing the packet type in DUT In the first test set the packet type as 11110000 and measure dF1 In the second test set the packet typ...

Page 161: ...BLE Transmitter Test Items 145 Figure 22 5 Frequency deviation measurement principle for 11110000 payload sequence Figure 22 6 Frequency deviation measurement principle for 10101010 payload sequence ...

Page 162: ...z df1_avg 275 kHz B df2_max_rate 99 90 C df2avg df1avg 0 8 When measuring the modulation characteristics set the Test Packet Type as 11110000 or 1 0101010 in DUT If other packets such as PRBS9 are set a warning message e g WARNING PKT_TYPE will be displayed ...

Page 163: ...e 8th preamble bit 8 bits in total See Initial frequency offset f0 measurement principle for reference F The integral sum in E is considered to be the initial carrier frequency of the DUT and is recor ded as f0 G Throughout the payload of the packet the tester integrates the frequency of the FM demod ulated signal in 10 bit intervals starting at the second bit in the payload The measurement i s re...

Page 164: ...148 BLE Transmitter Test Items Figure 22 8 Initial frequency offset f0 measurement principle Figure 22 9 Frequency drift measurement principle Figure 22 10 Frequency drift rate measurement principle ...

Page 165: ... n 2 k C f1 f0 the frequency difference between the initial frequency measurement f0 and the firs t payload frequency measurement f1 D fn fn 5 n 6 7 8 k The difference between any two 10 bit groups separated by 50ms wi thin the payload field of the packet transmitted by the DUT Figure 22 11 POW Fc_O D Measurement Screen 4 Specification A f TX 150 kHz fn f TX 150 kHz f TX is the nominal transmit fr...

Page 166: ...packet is set to long Therefore set the least measurement value that is confident in order to shorten duration of test C DUT transmits at maximum power D Set the instrument as in the following table E Measure in the same procedure of 22 1 2 Modulation characteristics TP TRM LE BV 05 C F Measure in the same procedure of 22 1 3 Carrier frequency offset and drift TP TRM LE BV 0 6 C Parameter DUT MTP2...

Page 167: ...151 Figure 22 12 POW MOD Fc Setting Screen 3 Test Results Figure 22 13 POW MOD Fc_O D Measurement Screen 1 Power measurement 2 Modulation characteristics measurement result 3 Carrier frequency offset and drift measurement result ...

Page 168: ...Pavg 10 dBm B Ppk Pavg 3 dB C 225 kHz df1_avg 275 kHz D df2_max_rate 99 90 E df2avg df1avg 0 8 F f TX 150 kHz fn f TX 150 kHz f TX is the nominal transmit frequency and n 0 1 2 3 k G f0 fn 50 kHz n 2 3 4 k H f1 f0 20 kHz n 2 3 4 k I fn fn 5 n 6 7 8 k 20 kHz ...

Page 169: ...00B measurement is based on the sampling data of the preamble n ode among the TX signals of DUT thus the measurement may be different from the RF test case measurement result This method may be used to measure the TX signal quality of DUT in a simpl e way 2 Test Procedure A DUT transmits Advertising packet B Set the equipment as in the following table Parameter DUT MTP200B TEST_METHOD ADVERTISING ...

Page 170: ...er Test Items 3 Test Results Figure 22 15 ADVERTISING TEST_CASE Measurement Screen 1 Power measurement result 2 Initial carrier frequency offset measurement result dF0 3 Modulation characteristics measurement result dF2 ...

Page 171: ...the input power to the DUT receiver is 70 d Bm C Set the instrument as in the following table D Tester transmits 1500 LE Packet and measure PER of responded Packet Parameter DUT MTP200B CH_NUM 0 39 POWER in dBm 70 Payload Type BIT_PATTERN PRBS9 Packet Length 37 255 for BT v4 2 or more NUM_PACKET 1500 3 Specification PER 30 8 PER is calculated by the formula as follows PER 1 received value received...

Page 172: ... set to RX mode B The tester s transmit power is chosen such that the input power to the DUT receiver is 30 d Bm C Set the instrument as in the following table D Tester transmits 1500 LE Packet and measure PER of responded Packet Parameter DUT MTP200B CH_NUM 0 39 POWER in dBm 30 Payload Type BIT_PATTERN PRBS9 Packet Length 37 255 for BT v4 2 or more NUM_PACKET 1500 3 Specification PER 30 8 ...

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