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Company confidential

User manual

DA14580 Range extender v.2

reference application

UM-B-045

Abstract

This document describes the Bluetooth Range Extender v.2 module, based on the DA14580 SoC.
Target hardware: 580 RD QFN40 Module_RF PA_vC

– Board Number: 078-56-C.

Summary of Contents for DA14580

Page 1: ...nual DA14580 Range extender v 2 reference application UM B 045 Abstract This document describes the Bluetooth Range Extender v 2 module based on the DA14580 SoC Target hardware 580 RD QFN40 Module_RF...

Page 2: ...UM B 045 DA14580 Range extender v 2 reference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 2 of 56 2015 Dialog Semiconductor...

Page 3: ...dio front end control signals 15 4 4 1 4 4 1 1 Radio front end control signals 15 4 4 1 2 Suggested pin assignment 18 Power amplifier 20 4 4 2 Low pass filter 21 4 4 3 Antenna 22 4 4 4 4 4 4 1 Range E...

Page 4: ...nded sleep mode 44 FCC ETSI Measurements 45 5 3 Emission limitation conducted transmitter 45 5 3 1 5 3 1 1 Test description 45 5 3 1 2 Test setup 45 5 3 1 3 Test results 45 Emission limitation radiate...

Page 5: ...ence application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 5 of 56 2015 Dialog Semiconductor End product literature 53 6 4 2 7 Appendix A Range Extender v 2 with...

Page 6: ...m Tx_En to Rx_En signal 20 Figure 11 Low pass filter 21 Figure 12 T shaped 3 poles Low Pass Filter 21 Figure 13 Simulation results of LPF response 22 Figure 14 Range Extender v 2 on interposer 22 Figu...

Page 7: ...e 37 Supplu current during an Advertisement frame 42 Figure 38 Supply current during a Connection frame 43 Figure 39 Supply current during Extended Sleep mode 44 Figure 40 Range Extender v 2 mounted o...

Page 8: ...ication 17 Table 4 Diagnostic port availability and settings for control pins 18 Table 5 Suggested pin assignment for extracting all RF control signals 18 Table 6 Antenna gain Range Extender v 2 with...

Page 9: ...tive Radiated Power FW Firmware LPF Low Pass Filter PA Power Amplifier PCBA Printed Circuit Board Assembled PCB Printed Circuit Board RF Radio Frequency SoC System on Chip SPDT Single Pole Double Thro...

Page 10: ...Module can be used as either stand alone or as a data pump on a system with an external processor Module satisfies all Bluetooth requirements No external crystal or additional passive components are r...

Page 11: ...onsists of the DA14580 Bluetooth Low power SoC the SKY6611 11 Front end module and a discrete low pass filter The radio front end is connected to a PCB trace antenna as Figure 2 shows The power amplif...

Page 12: ...s are supplied by on chip low drop out regulators LDOs The RF port is single ended 50 so no external balun is required The DA14580 has dedicated hardware for the Link Layer implementation of Bluetooth...

Page 13: ...GPIOs including JTAG signals that are available externally The interfaces are multiplexed with the GPIOs and can be enabled by appropriate programming The DA14580 is equipped with a DC DC converter th...

Page 14: ...hin the FCC ETSI specification The operation of the RF front end is controlled by the DA14580 There are two RF paths one through the amplifier and one bypass path The amplifier path is enabled during...

Page 15: ...ignal can be extracted from DA14580 extrc_txen it can be used as Tx_En control signal of the RF front end extrc_rxen or radcntl_rxen radio Both signals are of the same duration They can be used as Rx_...

Page 16: ...v 1 16 of 56 2015 Dialog Semiconductor Table 2 BLE_ DIAGCNTL_REG 0x40000050 register specification BLE_CNTL2_REG where the BLE diagnostic port is enabled and the straight or reverse pin assignment is...

Page 17: ...Out 0 DiagOut 1 DiagOut 2 DiagOut 3 DiagOut 4 DiagOut 5 DiagOut 6 DiagOut 7 P0_0 P0_1 P0_2 P0_3 P0_4 P0_5 P0_6 P0_7 P1_0 P1_1 BLE DIAGNOSTIC BLE_DIAGCNTL_REG DIAG0 DIAG1 DIAG2 BLE_CNTL2_REG DIAGPORT_...

Page 18: ...t DIAGx DIAGPORT_ REVERSE 0 DIAGPORT_ REVERSE 1 Tx_Enable DIAG1 0x28 P0_3 P0_4 Rx_Enable DIAG1 0x28 P0_4 P0_3 DIAG2 0x08 P0_5 P0_2 DIAG2 0x0c P0_6 P0_1 P1_1 DIAG0 0x1F P0_2 P0_5 Wlan coexist DIAG2 0x0...

Page 19: ...l Revision 1 1 14 September 2015 CFR0012 00 Rev 1 19 of 56 2015 Dialog Semiconductor Below screenshots from the radio control signals during operation are presented The proximity reporter_fh applicati...

Page 20: ...is connected to the bias voltage via resistor R7 The resistor value is adjusted so that the 9 3 dBm output power is achieved at maximum 16 15 mA current consumption There are two Low Pass Filters opt...

Page 21: ...o the amplifier s nonlinearity The filter presents low losses in the 2 4 GHz to 2 5 GHz frequency range max loss 0 5 dB The ripple on the pass band was chosen equal to 0 1dB Figure 11 Low pass filter...

Page 22: ...a 4 4 4 4 4 4 1 Range Extender v 2 on Interposer The antenna is a printed Inverted F Antenna IFA The antenna was designed according to the size of the module and the available antenna space 15 24 mm x...

Page 23: ...FR0012 00 Rev 1 23 of 56 2015 Dialog Semiconductor Figure 15 Antenna geometry on Range Extender v 2 Figure 16 Measured S11 paramater for IFA Gain measurements were performed in an anechoic chamber The...

Page 24: ...Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 24 of 56 2015 Dialog Semiconductor Figure 17 Radiation diagram for the board placed vertically on the short edge Figur...

Page 25: ...Range Extender v 2 not soldered on interposer In this case the matching components values differ from the values of the module on the interposer The matching values of the components are C20 1 2pF an...

Page 26: ...ded for Range Extender v 2 to be mounted on a pcb with bigger ground surface or when embedded to a new design to follow the dimensions in Figure 22 Figure 22 IFA antenna implementation The dimensions...

Page 27: ...1 uF The RF power amplifier and its circuitry are supplied directly from the external power source The module is intended for use with a 3 V coin cell battery e g CR2450 type The VBAT_3V voltage range...

Page 28: ...ng in the top left corner Schematic and BOM are presented in Figure 25 and Table 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 37 36 35 34 33 32 31 30 29 28 27 26 25 24 15 16 17 18 19 20 21 22 23 Figure 24 Top...

Page 29: ...0 Range extender v 2 reference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 29 of 56 2015 Dialog Semiconductor Figure 25 Schematic of DA14580 Range Exte...

Page 30: ...T Y2 32 768k Hz CRYSTAL 32 768KHZ 7PF SMD Abracon Corporation ABS07 32 768KHZ 7 T C1 C2 C3 C5 C14 1 0uF CAP MLCC 1 0uF 10V X5R 10 TDK Corporation C1005X5R1A105K050BB 0402 C8 C9 C13 C17 10pF CAP MLCC 0...

Page 31: ...P0_3 PA_Tx Enable 24 P1_1 Available External Use 5 NC 25 P1_5 SWDIO 6 P0_4 UART TX 26 P1_4 SWCLK 7 P0_5 UART RX 27 P1_2 Available External Use 8 P2_1 Available External Use 28 P1_3 Available External...

Page 32: ...all the SPI GPIO signals are assigned to Port0 However as it has been mentioned in paragraph 4 4 1 P0_2 and P0_3 pins are utilized to extract the radio control signals So if SPI communication with a p...

Page 33: ...il 5 projects Screenshots shown are in Keil 5 Inserting in a project example in proximity reporter 1 Copy app_range_extender folder to dk_apps src modules app src app_utils 2 Open the project and add...

Page 34: ...Semiconductor In the target options select the C C tab and in the end add src modules app src app_utils app_range_extender separate from the previous path with a semicolon Figure 29 Step 3b of adding...

Page 35: ...14 September 2015 CFR0012 00 Rev 1 35 of 56 2015 Dialog Semiconductor and call app_range_extender_enable in app_init_func Figure 31 Step 4b of adding app_range_extender 5 In periph_setup c add the li...

Page 36: ...ence application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 36 of 56 2015 Dialog Semiconductor and call app_range_extender_enable at the end of periph_init Figure...

Page 37: ...012 00 Rev 1 37 of 56 2015 Dialog Semiconductor Inserting in the production test tool 1 Follow above steps 1 3 2 In custom_gtl_hci c add the line include app_range_ext h in the Include files section a...

Page 38: ...st setup The Range Extender v 2 Module was mounted on a DK Development Board with the use of an intermediate interposer board The R S CBT Bluetooth Tester from Rohde Schwarz was used An RF cable assem...

Page 39: ...045 DA14580 Range extender v 2 reference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 39 of 56 2015 Dialog Semiconductor Table 11 Conducted Rx sensitiv...

Page 40: ...ser board In order to evaluate the TX output power production test firmware was used Conducted transmitted output power was measured by using the R S CBT Bluetooth Tester from Rohde Schwarz An RF cabl...

Page 41: ...r 2015 CFR0012 00 Rev 1 41 of 56 2015 Dialog Semiconductor Red maximum Blue average Green minimum Figure 36 Peak conducted output power per channel Table 12 Tx output power Parameter VBAT_3V V POUT dB...

Page 42: ...ultimeter 3 V 100 mA power source Agilent N6705B The current profiles were evaluated using proximity reporter firmware with embedded PA control During this test the Advertisement Connection and Extend...

Page 43: ...of 56 2015 Dialog Semiconductor 5 1 3 3 Connection mode For this measurement the DUT was supplied by 3 V FW was downloaded and the JTAG programmer was disconnected and connection with an iPhone 4S was...

Page 44: ...v 1 44 of 56 2015 Dialog Semiconductor 5 1 3 4 Extended sleep mode For this measurement the DUT was supplied by 3 V FW was downloaded and the JTAG programmer was disconnected FW was setting the RF pat...

Page 45: ...annels were tested channels 0 19 and 39 5 3 1 3 Test results Table 16 Conducted Tx harmonics at VBAT_3V 3 0 V CH00 CH19 CH39 Parameter dBm CH00 2402MHz CH19 2440MHz CH39 2480 MHz 2nd harmonic power 52...

Page 46: ...d orientation was varied to find the maximum radiated emission It was also rotated 360 and the antenna height was varied from 1 to 4 meters to find the maximum radiated emission Measurements were made...

Page 47: ...ference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 47 of 56 2015 Dialog Semiconductor Figure 41 FCC Frequency Range from 30MHz to 1 GHz CH39 Figure 42...

Page 48: ...2 reference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 48 of 56 2015 Dialog Semiconductor Figure 43 FCC Frequency from 1GHz to 3GHz CH19 Figure 44 FCC...

Page 49: ...reference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 49 of 56 2015 Dialog Semiconductor Figure 45 FCC Frequency from 3GHz to 18GHz CH00 Figure 46 FCC...

Page 50: ...pplication Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 50 of 56 2015 Dialog Semiconductor Figure 47 FCC Frequency from 3GHz to 18GHz CH39 Figure 48 FCC Frequency R...

Page 51: ...ompany confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 51 of 56 2015 Dialog Semiconductor Figure 49 FCC Frequency Range 2 31 GHz to 2 39 GHz Restricted band CH19 Figure 50 FCC...

Page 52: ...mpany confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 52 of 56 2015 Dialog Semiconductor Figure 51 FCC Frequency Range 2 4385 GHz to 2 5 GHz Restricted band CH00 Figure 52 FCC...

Page 53: ...king 6 2 1 End product literature 6 2 2 Permissive changes 6 3 Industry Canada requirements regarding the end product and end user 6 4 End product marking 6 4 1 End product literature 6 4 2 7 Appendix...

Page 54: ...Range extender v 2 reference application Company confidential User manual Revision 1 1 14 September 2015 CFR0012 00 Rev 1 54 of 56 2015 Dialog Semiconductor Figure 54 Range Extender v 2 Module with ex...

Page 55: ...nt regarding compliance to FCC ETSI will be updated from the final certification reports All FCC ETSI tests have been found to pass 1 1 14 09 2015 Initial version modification related to reduction of...

Page 56: ...dification is the sole responsibility of the customer and Dialog Semiconductor excludes all liability in this respect Customer notes that nothing in this document may be construed as a license for cus...

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