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2.2. AT Command Sets

2.2.1.

“Write” Commands

No.

Command

Description

(1)

AT+NAME

Set device name,Max. length of 20 characters

e.g. AT+NAME123 (device name 123, 3 characters)

(2)

AT+RESET

Set to reset system

(3)

AT+ADVSTART

Set to start advertising

(4)

AT+ADVSTOP

Set to stop advertising

(5)

AT+SLEEP

Set to get into deep sleep mode

(6)

AT+BAUDRATE9600

Set UART baud rate at 9600 bps,n,8,1

(7)

AT+BAUDRATE19200

Set UART baud rate at 19200 bps,n,8,1

(8)

AT+BAUDRATE38400

Set UART baud rate at 38400 bps,n,8,1

(9)

AT+BAUDRATE57600

Set UART baud rate at 57600 bps,n,8,1

(10)

AT+BAUDRATE115200

Set UART baud rate at 115200 bps,n,8,1

(11)

AT+BAUDRATE230400

Set UART baud rate at 230400 bps,n,8,1

(recommended enabling flow control)

(12)

AT+BAUDRATE460800

Set UART baud rate at 460800 bps,n,8,1

(recommended enabling flow control)

(13)

AT+FLOWCONTROLDIS

Disable UART flow control

(14)

AT+FLOWCONTROLEN

Enable UART flow control

(15)

AT+TXPOWER4DBM

Set RF TX power at + 4dBm

(16)

AT+TXPOWER0DBM

Set RF TX power at 0dBm

(17)

AT+TXPOWER-4DBM

Set RF TX power at - 4dBm

(18)

AT+TXPOWER-8DBM

Set RF TX power at - 8dBm

(19)

AT+TXPOWER-20DBM

Set RF TX power to - 20dBm

(20)

AT+XTALINTERNAL

Use internal RC 32.768KHZ low frequency oscillator

(21)

AT+XTALEXTERNAL

Use external crystal 32.768KHZ low frequency oscillator

(22)

AT+CONNECTINDICATORLOW

Set logic low output when connecting BT

(23)

AT+CONNECTINDICATORHIGH

Set logic high output when connecting BT

(24)

AT+PHYMODE1MBPS

Set PHY mode at 1Mbps

Содержание MDBT42Q - AT

Страница 1: ...enna MDBT42Q PAT PCB Antenna FW Rev 1 4 Advantage of MDBT42Q MDBT42Q P series 1 Long working distance under 1 Mbps MDBT42Q over 80 meters in open space MDBT42Q P up to 60 meters in open space 2 Declar...

Страница 2: ...n to Setting of Default Flash 16 4 Test Report 17 4 1 Current Test 17 4 2 Throughput Test 18 5 Product Dimension 20 5 1 PCB Dimensions Pin Indication 20 5 2 Recommended Layout of Solder Pad 22 5 3 RF...

Страница 3: ...46 11 4 NCC Certificate Taiwan 48 11 5 CE Test Report EU 50 11 6 IC Certificate Canada 52 11 7 SRRC Certificate China 54 11 8 KC Certificate South Korea 55 11 9 RoHS REACH Report 56 11 10 End Product...

Страница 4: ...2 Enable disable advertising Set LED pattern indicating advertising or connecting status 7 sets of UART baud rates Enable disable UART flow control Enable disable interface of UART hardware Support 8...

Страница 5: ...AUDRATE230400 Set UART baud rate at 230400 bps n 8 1 recommended enabling flow control 12 AT BAUDRATE460800 Set UART baud rate at 460800 bps n 8 1 recommended enabling flow control 13 AT FLOWCONTROLDI...

Страница 6: ...for nRF52832 Central usage min 8ms Max 8ms 33 AT CONNECTINTERVALMODE2 Set connection interval mode for iOS Android APP usage programmable min Max range is 8ms 1 000ms 34 AT CONNECTINTERVALTIMEtttttttt...

Страница 7: ...0 AT DISCONNECT Terminate the connection 41 AT DEFAULT Back to default 42 AT SETGPIOnnHIGH Set GPIO number p0 nn to high where nn is range from 12 19 Ascii 43 AT SETGPIOnnLOW Set GPIO number p0 nn to...

Страница 8: ...To retrieve status of PHY mode 10 AT WAKEUP To retrieve logic of wake up pin 11 AT ADVTIME To retrieve advertising time Hex 12 AT DCDC To retrieve DC to DC converter status 13 AT CONNECTINTERVALMODE...

Страница 9: ...illator 8 AT CONNECTINDICATOR 0 connect indicator low default 0 output low 1 output high 9 AT PHYMODE 0 PHY mode 1Mbps default 0 1Mbps 1 2Mbps 10 AT WAKEUP 0 wakeup low default 0 low active 1 high act...

Страница 10: ...a string default 17 AT ADCVALUE Value varies from input voltage 18 AT RESPONSE 1 response en default 0 disable response 1 enable response 19 AT ALLPARAMETERS Display value of all parameters separated...

Страница 11: ...ut set as logic low when BT is connecting 9 PHY mode 1Mbps 10 Logic of wake up pin Set logic low to wake up in deep sleep 11 Advertising time Forever advertising with no timeout 12 Status of DC to DC...

Страница 12: ...The pad must be connected to a solid ground plane 13 NC No function Not connected when using internal RC LFXO XL1 Analog input Connecting to 32 768KHz crystal when using external LFXO 14 NC No functio...

Страница 13: ...output GPIO NC when set unused 28 P0 14 Output NC Programable output GPIO NC when set unused 29 P0 15 Output NC Programable output GPIO NC when set unused 30 P0 16 Output NC Programable output GPIO N...

Страница 14: ...ou want Please wait for at least 250 ms between sending each command We recommend sending corresponding Read command section 2 2 2 right after the delay to know whether the writing is successful befor...

Страница 15: ...ending AT commands 2 Output low to flash default pin to enable receiving AT commands when BT is connected Please keep it LOW during the whole time when sending AT commands 3 Send AT ADCVALUE or AT DIS...

Страница 16: ...BT is NOT connected Note that default baud rate is 9600bps n 8 1 For other default please check 2 3 Default Info Use Hardware Method 1 Read indicator pin first to check if BT is NOT in connection 2 Ou...

Страница 17: ...at 1M bps 4 1 Current Test DC DC Logic of UART PD pin Advertising Current Connected Current Disable High 0 85 mA 0 3 mA Low 1 56 mA 1 mA Enable High 0 45 mA 0 16 mA Low 0 95 mA 0 68 mA Sleep Mode Log...

Страница 18: ...ax 75ms min 20ms Max 40ms 9600 X 64 60 262152 273 0 96 244 250 999432 1 042 V 244 250 999432 1 042 min 20ms Max 75ms min 20ms Max 40ms 115200 X 64 8 262152 33 7 9 244 30 999432 124 8 V 244 30 999432 1...

Страница 19: ...2 273 0 96 244 250 999432 1 042 V 244 250 999432 1 042 min 20ms Max 75ms min 20ms Max 40ms 115200 X 64 8 262152 33 7 9 244 30 999432 124 8 V 244 30 999432 124 8 min 20ms Max 75ms min 20ms Max 40ms 460...

Страница 20: ...20 5 Product Dimension 5 1 PCB Dimensions Pin Indication MDBT42Q AT PCB Size in mm Min Norm MAX L 0 15 16 0 2 W 10 H 2 2...

Страница 21: ...21 MDBT42Q PAT PCB Size in mm Min Norm MAX L 0 15 16 0 2 W 10 H 2 2...

Страница 22: ...22 5 2 Recommended Layout of Solder Pad Graphs are all in Top View Unit in mm...

Страница 23: ...23...

Страница 24: ...24...

Страница 25: ...25...

Страница 26: ...not enough space in your design No Ground Pad should be included in the corresponding position of the antenna in EACH LAYER Place the module towards the edge of PCB to have better performance than pl...

Страница 27: ...27...

Страница 28: ...s of NOT RECOMMENDED layout 5 4 Footprint Design Guide Please visit Support page of our website to download The package includes footprint 2D 3D drawing reflow graph and recommended spec for external...

Страница 29: ...29 6 Main Chip Solution RF IC Crystal Frequency Nordic NRF52810 32MHZ 32MHz crystal is already inside the module...

Страница 30: ...ment Packaging Information Model Antenna Photo MDBT42Q AT Chip Ceramic MDBT42Q PAT PCB Printed Unit Weight of Module MDBT42Q AT 0 64g 0 02g MDBT42Q PAT 0 62g 0 02g Packaging Type Anti Static tray or T...

Страница 31: ...31 7 1 Marking on Metal Shield 7 2 Packaging Info 7 2 1 Tray Packaging Anti static tray is specifically designed for mass production It can be used directly on SMT automatic machine...

Страница 32: ...32 7 2 2 Reel Packaging...

Страница 33: ...options of packaging Please use following part no when placing order to us Model Tray Tape Reel MDBT42Q AT MD 240A2 S22 MD 240A2 S22R MDBT42Q PAT MD 240A2 S25 MD 240A2 S25R MPQ of Reel packaging is 1...

Страница 34: ...echnical spec shall refer to Nordic s official documents as final reference Contents below are from nRF52810 Product Specification v1 3 please click to download full spec 8 1 Absolute Maximum Ratings...

Страница 35: ...35 8 3 Electrical Specifications 8 3 1 General Radio Characteristics 8 3 2 Radio Current Consumption Transmitter...

Страница 36: ...36 8 3 3 Radio Current Consumption Receiver 8 3 4 Transmitter Specification 8 3 5 Receiver Operation...

Страница 37: ...37 8 3 6 RX Selectivity...

Страница 38: ...38 8 3 7 RX Intermodulation 8 3 8 Radio Timing Parameters...

Страница 39: ...39 8 3 9 RSSI Specifications 8 3 10 CPU 8 3 11 Power Management...

Страница 40: ...40 9 Antenna 9 1 MDBT42Q Series...

Страница 41: ...41 9 2 MDBT42Q P Series...

Страница 42: ...pre programmed with Raytac s AT command firmware Default is LDO mode and is using internal 32 768khz RC oscillator REMARK When using DC DC mode please add L2 L3 C14 When NOT using internal 32 768khz R...

Страница 43: ...43 11 Certification 11 1 Declaration ID BT 5 1 BT 5 2...

Страница 44: ...44 11 2 FCC Certificate USA BLE 1 Mbps...

Страница 45: ...45 BLE 2 Mbps...

Страница 46: ...46 11 3 TELEC Certificate Japan BLE 1 Mbps...

Страница 47: ...47 BLE 2 Mbps...

Страница 48: ...48 11 4 NCC Certificate Taiwan MDBT42Q Series BLE 1 Mbps 2 Mbps...

Страница 49: ...49 MDBT42Q P Series BLE 1 Mbps 2 Mbps...

Страница 50: ...50 11 5 CE Test Report EU BLE 1 Mbps 2 Mbps...

Страница 51: ...51...

Страница 52: ...52 11 6 IC Certificate Canada BLE 1 Mbps...

Страница 53: ...53 BLE 2 Mbps...

Страница 54: ...54 11 7 SRRC Certificate China BLE 1 Mbps 2 Mbps...

Страница 55: ...55 11 8 KC Certificate South Korea BLE 1 Mbps 2 Mbps...

Страница 56: ...space on label Otherwise it should be included on the label This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful...

Страница 57: ...57 11 10 3 NCC Taiwan Series MDBT42Q Series MDBT42Q P Series MDBT42Q ID CCAM16LP1180T2...

Страница 58: ...ny interference received including interference that may cause undesired operation Le pr sent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L expl...

Страница 59: ...to circuit design to prevent damage from real life ESD events Anti ESD methods can be also applied in mechanical design Do not expose modules under direct sunlight for long duration Modules should be...

Страница 60: ...basic spec for Nordic nRF52 family which is helpful to understand the differences between each SoC Any discrepancy shall refer to Nordic s technical document as final reference See Full List of Rayta...

Страница 61: ...evzone nordicsemi com questions A highly recommended website for firmware developer Interact with other developers and Nordic s employees will help with your questions The site also includes tutorials...

Страница 62: ...to terminate the connection If response enabled AT will response info Set forever advertising no timeout as default 2 Add new AT commands AT RESPONSEDIS AT RESPONSEEN Default AT RESPONSE AT ALLPARAME...

Страница 63: ...tinued AT CONNECTINTERVALTIME AT SETGPIOnnHIGH AT SETGPIOnnLOW AT SETGPIOnnOFF 4 Modify detection for ADC value 5 Add function of setting MAC address by the user 99 52810 02D 1 4 2019 04 09 1 Fixed is...

Страница 64: ...6 kb 256 K MDBT40 P256RV3 32 kb 256 K MDBT42Q Series QFN Package IC Series Nordic Solution Raytac No IC Ver Antenna RAM Flash Memory MDBT42Q nRF52832 MDBT42Q 512KV2 2 Chip Antenna 64 kb 512 K nRF52810...

Страница 65: ...ory MDBT42V nRF52832 MDBT42V 512KV2 2 Chip Antenna 64 kb 512 K MDBT42V P MDBT42V P512KV2 PCB Antenna MDBT42T Series WLCSP Package IC Series Nordic Solution Raytac No IC Ver Antenna RAM Flash Memory MD...

Страница 66: ...2 PCB Antenna 256 kb 1 MB nRF52833 MDBT50Q P512K 1 128 kb 512 kb MDBT50Q U nRF52840 MDBT50Q U1MV2 2 u FL Connector 256 kb 1 MB nRF52833 MDBT50Q U512K 1 128 kb 512 kb Dongle nRF52840 MDBT50Q RX 1 2 PCB...

Страница 67: ...Chapter 7 2 See History of Firmware Revision for FW version 1 3 2020 04 13 Version F 1 See History of Firmware Revision for FW revision 1 4 2 Updated the tray info in section 7 2 3 Updated technical s...

Страница 68: ...e in Chapter 13 Basic Facts for nRF52 Family 5 Updated Full List of Raytac s BLE Modules 2021 07 07 Version I 1 Adding information of current consumption in sleep mode in Chapter 4 Current Test 2 Upda...

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