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.
UM-B-045 DA14580 Range extender v.2 reference application User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Contents Contents .................................................................................................................................... 3 1 Terms and definitions ........................................................................................................... 8 2 References ...........................................................................................................................
UM-B-045 DA14580 Range extender v.2 reference application 5.1.1.3 5.1.2 5.1.3 5.3 Test results ......................................................................................... 37 Transmitter output power (conducted) ............................................................... 39 5.1.2.1 Test description.................................................................................. 39 5.1.2.2 Test setup ....................................................................................
UM-B-045 DA14580 Range extender v.2 reference application Company confidential List of Figures and Tables Figure 1: DA14580 Range Extender v.2 module.................................................................................... 9 Figure 2: Block diagram ....................................................................................................................... 10 Figure 3: Sky66111-11 Power Amplifier .........................................................................................
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 26: DA14580/581/583 configuration settings for peripherals, periph_setup.h ...................... 31 Figure 27: Step 2 of adding app_range_extender ............................................................................... 32 Figure 28: Step 3a of adding app_range_extender ............................................................................. 32 Figure 29: Step 3b of adding app_range_extender ................
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 53: FCC, Frequency Range 2.4385 GHz to 2.5 GHz (Restricted band-CH39) ............................ 52 Figure 54: Range Extender v.2 Module with external SPI Flash .......................................................... 58 Table 1: Electrical characteristics ........................................................................................................
UM-B-045 DA14580 Range extender v.2 reference application 1 Terms and definitions BLE BOM DUT ERP FW LPF PA PCBA PCB RF SoC SPDT 2 1. 2. 3. 4.
UM-B-045 DA14580 Range extender v.2 reference application 3 Company confidential Introduction The DA14580 Range Extender v.2 module design is based on the Dialog Semiconductor DA14580 BLE Smart SoC, where enhanced RF transmitted power is presented. This module serves as reference design to potential customers requesting BLE functionality with Nominal RF Output power up to +9.3 dBm (Peak RF Output Power +9.8 dBm).
UM-B-045 Company confidential DA14580 Range extender v.2 reference application Table 1: Electrical characteristics Characteristic Value Comments Battery voltage (VBAT_3V) 2.4 V to 3.3 V Specification tested at typical voltage of 3.0 V Operating frequency range 2400 MHz to 2483.5 MHz Conducted output power +9.3 dBm VBAT_3V = 3 V, TA = +15 to +35 °C Maximum bypass loss 0.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 3: Sky66111-11 Power Amplifier 4.3 Bluetooth SoC The DA14580 integrated circuit has a fully integrated radio transceiver and baseband processor for Bluetooth ® Smart. It can be used as an application processor as well as a data pump in systems with an external processor. The DA14580 contains an embedded One-Time-Programmable (OTP) memory for storing Bluetooth profiles as well as custom application code.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential ● 3-axis capable Quadrature Decoder There is also a 4-channel 10-bit ADC available externally to the module. The module includes 22 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 that can be configured as either Buck or Boost.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 4.4 RF front end This part of the design is implementing the amplification of the RF transmitted signal while the transmitted harmonics as well as the Tx spurious emissions remain within 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 transmission.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 6: RF front end schematic 4.4.1 Radio front end control signals 4.4.1.1 Radio front end control signals In general, three different radio control signal 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_En control signals for the RF front end.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential 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 defined. This function is controlled by two register bit-fields, DIAGPORT_SEL and DIAGPORT_REVERSE. Description presented below on Table 3. User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application Table 3: BLE_CNTL2_REG (0x40000200) register specification In BLE_CNTL2_REG the port and the pins assignment order is defined. Only port 0 (P0_[0:7]) and port 1 (P1_[0:3]) of the chip can be utilized.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application For having all pins extracted in parallel, a combination of register setting and pin availability must be arranged. For example it is preferable to avoid assigning P0_4 and P0_5 to RF control signals. P0_4 and P0_5 are used for UART ports in testing and production tests. The available pins are presented below: Table 4: Diagnostic port availability and settings for control pins Function Tx_Enable Rx_Enable Wlan coexist 4.4.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Below, screenshots from the radio control signals during operation are presented. The proximity reporter_fh application was used. Figure 8: The RF control signals Figure 9: Rising edge of Tx_En control signal User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 10: Detail from Tx_En to Rx_En signal 4.4.2 Power amplifier 2 The amplifier circuit is the SKY66111-11 from Skyworks. The VBIAS pin 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 options for the power amplifier.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 4.4.3 Low pass filter The low pass filter is placed after the amplifier matching network in order to suppress the harmonics generated due to 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.
UM-B-045 Company confidential DB(S(S2,1)) DB(S(S1,2)) S(2,2) S(1,1) DA14580 Range extender v.2 reference application Freq (GHz) Freq 0.1 to 13.00 GHz Figure 13: Simulation results of LPF response 4.4.4 4.4.4.1 Antenna 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 24 mm).
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 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 maximum gain was measured at 0 dBi. Table 6: Antenna gain Range Extender v.2 with interposer User manual CFR0012-00 Rev 1 Parameter G (dBi) Maximum gain 0 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 17: Radiation diagram for the board placed vertically on the short edge Figure 18: Radiation diagram for the board placed horizontally User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 4.4.4.2 Range Extender v.2 stand alone Measurements for the characterization of the antenna radiation pattern were also performed with 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 and C16=1pF. Figure 19: Range Extender v.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 21: Radiation diagram for the board placed horizontally The stand-alone board presents lower antenna gain than the board mounted on the interposer. This is explained due the small ground size of the board. It is recommended 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.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Antenna width b. Antenna height c. Clearance between the antenna arm and GND plane below d. Minimum GND plane size required for correct operation of the antenna e. Antenna traces width f. 4.5 Power system and requirements The Range Extender v.2 module is supplied by a single power supply through pins VBAT_3V. For the DA14580 SoC, the VBAT_3V voltage variations are handled by the internal DC-DC converter.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 4.7 PCBA A 2-layer FR4 PCB with 1.024 mm standard thickness is used. The PCB size is 15.25x24 mm. There are 37 connection pads which are made as castellation (1/2 open drill) with 1.27 mm pitch. The connection pad assignment is shown in Table 8 below. The pin numbering is counter clockwise, as seen from the PCB top starting in the top left corner. Schematic and BOM are presented in Figure 25 and Table 9.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 25: Schematic of DA14580 Range Extender v.2 Module User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Table 9: Bill of Materials Ref. Value Description Manuf. MPN Footpr. DA14580-01AT1 QFN40 U1 DA1458 Dialog 0_QFN4 BT Low Energy System on a Chip Semiconductor 0 U2 SKY661 11 Front-End Module, 2.4GHz2.485GHz Skyworks Solutions, Inc. SKY66111-11 MCM L3, R3, R5, R6 0 RES 0.0 OHM 1/20W 0201 SMD Vishay/Dale CRCW02010000Z0ED 0201 R7 3.3K RES 3.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 4.8 Development Mode-Peripheral Pin Mapping On the following table the pins used for development/ testing are described. Table 10: Development/ testing mode pin mapping SoC Pin # DA14580 assigned Pins Function SoC Pin # DA14580 assigned Pins Function 1 P0_0 Available External Use 21 SWITCH Connection for the external DCDC-converter inductor.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential 4 By default in the secondary boot loader 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 peripheral is needed, a modification in the configuration settings for the peripherals contained in header file periph_setup.h can be made.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential 4.9 Software The following instructions are based DA14580_581_583_SDK_3.0.10.1. Instructions are valid for both Keil 4 and Keil 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 app_range_extender.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential 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 app_range_extender 4. In app__proj file, add the line: #include "app_range_ext.h" in the Include files section Figure 30: Step 4a of adding app_range_extender User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential 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 line: #include "app_range_ext.h" in the Include files section Figure 32: Step 5a of adding app_range_extender User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential and call app_range_extender_enable()at the end of periph_init() Figure 33: Step 5b of adding app_range_extender User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential 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 and call app_range_extender_enable()in gtl_hci_rx_header_func() Figure 34: Inserting app_range_extender in the production test tool User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application 5 Company confidential Measurements 5.1 Basic performance measurements 5.1.1 5.1.1.1 Receiver sensitivity (conducted) Test description In this test the Rx sensitivity of Range Extender v.2 Module was measured. 5.1.1.2 Test 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.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Table 11: Conducted Rx sensitivity User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application 5.1.2 5.1.2.1 Company confidential Transmitter output power (conducted) Test description In this test the conducted RF output power of Range Extender v.2 Module was measured. 5.1.2.2 Test setup The Range Extender v.2 Module was mounted on a DK Development Board with the use of an intermediate interposer board. In order to evaluate the TX output power, production test firmware was used.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Red: maximum Blue: average Green: minimum Figure 36: Peak conducted output power per channel Table 12: Tx output power Parameter VBAT_3V (V) Nominal Tx output power, average +3.0 Peak Tx output power, average +3.0 User manual CFR0012-00 Rev 1 Revision 1.1 40 of 60 POUT (dBm) CH00 CH19 CH39 9.35 8.87 8.57 9.88 9.34 9.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 5.1.3 5.1.3.1 Current consumption Test setup The board used in the test presented optimal RF performance. The integrated printed antenna was used to perform the measurements. Following instruments were used for the test: ● Multimeter ● 3 V, 100 mA power source ● Agilent N6705B The current profiles were evaluated using proximity reporter firmware with embedded PA control.
UM-B-045 DA14580 Range extender v.2 reference application 5.1.3.3 Company confidential 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 established. Table 14: Peak current during Connection mode Parameter IPEAK (mA) Ipeak, TX 16.74 Figure 38: Supply current during a Connection frame User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 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 path to Rx. Table 15: Average current in Extended Sleep mode Parameter IAV (A) Imean 1.58 Figure 39: Supply current during Extended Sleep mode User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 Company confidential DA14580 Range extender v.2 reference application 5.3 FCC/ ETSI Measurements 5.3.1 5.3.1.1 Emission limitation conducted (transmitter) Test description In this test the level of the harmonics produced by the Tx path was measured. 5.3.1.2 Test setup The Range Extender v.2 Module was mounted on a DK Development Board with the use of an intermediate interposer board.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Rx of QFN40 module USB cable to PC Tx of QFN40 module UART cable GND V VCC(+3V) Power Supply Cable Figure 40: Range Extender v.2 mounted on the interposer board for radiated measurements The board was set to continuous transmission mode with a 100% duty cycle.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 41: FCC, Frequency Range from 30MHz to 1 GHz, CH39 Figure 42: FCC, Frequency from 1GHz to 3GHz, CH00 User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 43: FCC, Frequency from 1GHz to 3GHz, CH19 Figure 44: FCC, Frequency from 1GHz to 3GHz, CH39 User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 45: FCC, Frequency from 3GHz to 18GHz, CH00 Figure 46: FCC, Frequency from 3GHz to 18GHz, CH19 User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 47: FCC, Frequency from 3GHz to 18GHz, CH39 Figure 48: FCC, Frequency Range 2.31 GHz to 2.39 GHz (Restricted band- CH00) User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 49: FCC, Frequency Range 2.31 GHz to 2.39 GHz (Restricted band- CH19) Figure 50: FCC, Frequency Range 2.31 GHz to 2.39 GHz (Restricted band- CH39) User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 51: FCC, Frequency Range 2.4385 GHz to 2.5 GHz (Restricted band- CH00) Figure 52: FCC, Frequency Range 2.4385 GHz to 2.5 GHz (Restricted band- CH19) User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 53: FCC, Frequency Range 2.4385 GHz to 2.5 GHz (Restricted band-CH39) User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application 6 Company confidential FCC/IC Certification and CE marking 6.1 Standards and conformity assessment The Range Extender v.2 module was tested and found compliant by a qualified laboratory to the following standards: For FCC/IC certification: ● Complete RF testing according to FCC part 15.247, 15.209. ● FCC Rules and Regulations 47 CFR Chapter I Part 15 Subpart B (10-01-12 Edition) and ICES003 ISSUE 5.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Le présent appareil est conforme à l'exposition aux radiations FCC / IC définies pour un environnement non contrôlé et répond aux directives d'exposition de la fréquence de la FCC radiofréquence (RF) et RSS-102 de la fréquence radio (RF) IC règles d'exposition. L'émetteur ne doit pas être colocalisé ni fonctionner conjointement avec à autre antenne ou autre émetteur.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Käesolevaga kinnitab Dialog Semiconductor seadme DA14580 RANGE EXTENDER Estonian vastavust direktiivi 1999/5/EÜ põhinõuetele ja nimetatud direktiivist tulenevatele teistele asjakohastele sätetele. Hiermit erklärt Dialog Semiconductor, dass sich das Gerät DA14580 RANGE German EXTENDER in Übereinstimmung mit den grundlegenden Anforderungen und den übrigen einschlägigen Bestimmungen der Richtlinie 1999/5/EG befindet.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential RF spectrum use (R&TTE art. 3.2) EN 300 328 v1.8.1 EMC (R&TTE art. 3.1b) EN 301 489-1 V1.9.2 + EN 301 489-17 V2.2.1 Health & Safety (R&TTE art. 3.1a) EN 60950-1:2006 +A11:2009+ A12:2011 + A1:2010 + AC:2011 + A2: 2013 The conformity assessment procedure referred to in Article 10 and detailed in Annex IV of Directive 1999/5/EC has been followed with the involvement of the following Notified Body: AT4 wireless, S.A.
UM-B-045 DA14580 Range extender v.2 reference application 7 Company confidential Appendix A: Range Extender v.2 with SPI Data Flash Range Extender v.2 can be used with external SPI Data Flash Memory. Any available pins can be used to interface the external data Flash. The appropriate configuration settings for peripherals must be set in secondary boot loader as described in paragraph 4.8. The following application example schematic contains Range Extender v.2 with external SPI Data Flash.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Figure 54: Range Extender v.2 Module with external SPI Flash User manual CFR0012-00 Rev 1 Revision 1.
UM-B-045 DA14580 Range extender v.2 reference application 8 Company confidential Revision history Revision Date Description 1.0 16-07-2015 Initial version. FCC/ETSI final certification reports pending for end of September 2015. All measurement 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 the output power. 2.
UM-B-045 DA14580 Range extender v.2 reference application Company confidential Status definitions Status Definition DRAFT The content of this document is under review and subject to formal approval, which may result in modifications or additions. APPROVED or unmarked The content of this document has been approved for publication. Disclaimer Information in this document is believed to be accurate and reliable.
