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ST STEVAL-25R3916B User Manual
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DRAFT
Introduction
STEVAL-25R3916B is a ready-to-use development kit to evaluate the features and
functionality in reader/writer, peer-to-peer and card emulation modes of the
high-performance NFC universal device ST25R3916B for contactless applications.
The kit is composed of two boards:
• MB1396 a microprocessor motherboard, which includes a
complement of hardware and software tools enabling the use the full STM32 Nucleo
ecosystem. The board is powered through USB connectors.
• MB1749 a daughter board, which embeds the ST25R3916B
device and an antenna etched on the PCB with its tuning circuit.
The communication link between the two boards is the SPI bus and the processor card
provides the power. Specific data lines complete the pin connector assignment shared
between cards.
A variety of demonstrations can be performed with this kit, which allows the users to
develop and test their applications.
The MB1396 and the MB1749 boards schematics, BOM, Gerber files, drivers and firmware
are available on the STMicroelectronics website www.st.com.
March 2022
Getting started with STEVAL-25R3916B
Figure 1. STE
AL-25R3916B board (top view)
V
UM235x Rev 02
UM235x
User manual
1/31
www.st.com

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Summary of Contents for ST STEVAL-25R3916B

  • Page 1 User manual Getting started with STEVAL-25R3916B Introduction STEVAL-25R3916B is a ready-to-use development kit to evaluate the features and functionality in reader/writer, peer-to-peer and card emulation modes of the high-performance NFC universal device ST25R3916B for contactless applications. The kit is composed of two boards: •...
  • Page 2 Contents UM235X-1 Contents Features ........... 5 Description .
  • Page 3 UM235x List of tables List of tables Table 1. Powering options ............9 Table 2.
  • Page 4 STEVAL-25R3916B board (top view) ........
  • Page 5 UM2358-1 Features Features • ISO 18092 (NFCIP-1) active and passive initiator and target modes • NFC Forum NFC-A, NFC-B, NFC-F and NFC-V reader • ISO 14443A, ISO 14443B and ISO15693 reader • FeliCa™ reader • Support of all five NFC Forum Tag types in reader mode •...
  • Page 6 Description UM2358-1 Description The STEVAL-25R3916B kit allows the user to evaluate the features and capabilities of the ST25R devices, a series of high-performance HF readers. The kit comes with application notes, software applications, drivers, BOM (bill of materials), board schematics, Gerber files and firmware schematics. All these documents can be downloaded from www.st.com, they help the user to reduce the design efforts.
  • Page 7 To control the board, download the software from the dedicated page on www.st.com install it. Further information on how to operate the software and the GUI that can be used to control the control the board can be found in User Manual “STEVAL-25R3916B kit user manual”, available on www.st.com. System requirements •...
  • Page 8 MB1396 hardware UM2358-1 MB1396 hardware The PCB (printed circuit board) of the motherboard is usually connected via USB to the PC. The embedded firmware controls the STM32 MCU that operates the ST25R3916B via the extension connectors. Both boards are powered by the 5 V supply of the USB bus. An LDO converts this voltage down to 3.3 V to supply the microcontroller and the ST25R3916B.
  • Page 9 UM2358-1 MB1396 hardware Figure 4. MB1396 [-B] board (bottom view) 5RRP IRU %/( PRGXOH 670ꢅꢇ 67 /LQN 670ꢅꢇ/ꢈꢉꢊ 5RRP IRU :L)L PRGXOH 7HVWV SRLQWV IRU H[WHUQDO FRQQHFWLRQV 5HJXODWRU Š 06ꢀꢁ ꢁꢂꢁꢄ9ꢃ Table 1. Powering options Reference Connector Position Description JP13 Closed 1-2 Card powered by USB JP14...
  • Page 10 With these parameters the USB micro connector provides the kit powering. Figure 5. MB1396 default configuration Table 2. Jumpers configuration Connector Position Description ST link UART debug features Closed 1-2 JP10 JP13 Card powered by USB JP14...
  • Page 11 MB1396 software development configuration This section describes the MB1396 software development configuration and the USB connection when the embedded ST link is used. The J1 USB micro connector provides the ST23R3916B powering, the J2 USB mini provides the link for the data exchange between the board and the computer.
  • Page 12 MB1749 hardware UM2358-1 MB1749 hardware ST25R3916B The ST25R3916B is directly connected to the filtered 5 V USB supply. There are additional supply filtering components placed close to the NFC/HF reader IC. During layout all decoupling capacitors have been placed as close as possible to the ST25R3916B chip.
  • Page 13 UM2358-1 MB1749 hardware Board layout Figure 7. MB1749 board (top view) 5) SRZHULQJ VHOHFWLRQ 67ꢇꢋ5ꢅꢌꢂꢊ 5) IURQWꢄHQG DUHD VZLWFK ꢅꢆꢅ RU ꢋ 9ꢃ 06ꢀꢁ ꢁꢂꢃꢁ9ꢅ UM235x Rev 02 13/31...
  • Page 14 MB1749 hardware UM2358-1 Figure 8. MB1749 board (bottom view) 14/31 UM235x Rev 02...
  • Page 15 UM2358-1 Schematics Schematics This section contains the schematics for the two boards: • those for the MB1396 MCU motherboard (figures to 18) include the microcontroller needed to operate the NFC reader IC • the MB1749 ST25R3916B daughter board (figures to 21) is connected to the ST25_Discovery_Mboard motherboard.
  • Page 16 Figure 9. MB1396 - Overview U_STLink-Jtag STLink-Jtag.SchDoc U_STM32L476 RESET# STM32L476.SchDoc U_USB TMS/SWDIO TMS/SWDIO USB.SchDoc TDO/SWO TDO/SWO USB_RENUMn USB_RENUMn TCK_SWCLK TCK_SWCLK STL_USB_D_P STLK_UART_TX UART_TX STL_USB_D_N STLK_UART_RX UART_RX STL_USB_D_P STLK_MCO STLK_MCO STL_USB_D_N MCU_USB_D_P MCU_USB_D_P MCU_USB_D_N MCU_USB_D_N MCU_USB_ID MCU_USB_ID U_WIFI-BLE WIFI-BLE.SchDoc BLE_SPI_IRQ SPI_IRQ BLE_SPI_CSN SPI_CSN BLE_SPI_MOSI...
  • Page 17 Figure 10. MB1396 - Power VUSB_MCU JP13 742792641 HE14 BAT60JFILM VUSB_ST_LINK V_RF SELECT. V_RF JP14 BLM18EG471SN1D HE14 10uF/25V 10uF/25V 1uF/25V JP15 EXT. +5V IN HE14 VCC_EH SELECT. GND_USB GND_USB VCC_EH V_EH VUSB_ST_LINK BAT60JFILM JP16 HE14 BAT60JFILM EXT. DC IN HE14 GND_USB R120 LD39050PUR...
  • Page 18 Figure 11. MB1396 - MCU VCC_EH 100nF VCC_EH 100nF VCC_EH 100nF 100nF 100nF FCM1608KF-601T03 R102 R101 R100 100nF 10K 10K 1uF/25V JOYSTICK JOY_SEL 100nF 1uF/25V VCC_EH JOY_LEFT JOY_RIGHT 100nF RIGHT JOY_UP JOY_DOWN DOWN VCC_EH MT-008A R103 100nF 100nF 100nF 100nF 100nF 100nF 1uF/25V 100nF STM32L476VGT6...
  • Page 19 Figure 12. MB1396 - Energy harvesting measurement 100nF 10uF/25V POT_IN 100nF V_EH 10uF/25V R105 R106 AD5112BCPZ10 R104 I_MEAS_OUT VLOGIC POT_I2C_SDA POT_I2C_SCL THPAD INTERNALLY FLOATING ST25 DISCOVERY MBOARD Title: EH.SchDoc 635, Route des Lucioles Reference: MB1396 Size: Revision: 06560 VALBONNE Date: 22/08/2018 Sheet: FRANCE...
  • Page 20 Figure 13. MB1396 - ST Link - JTAG 100nF R111 R112 100nF 100nF SB10 100nF R113 100nF T_NRST PA0/WKUP UART_TX PA2/USART2_TX PB2/BOOT1 USART2_RX PA3/USART2_RX PB3/JTDO PTH/1.0mm LED_STLINK T_JTCK PA5/SPI1_SCK T_JTDO PA6/SPI1_MISO 100R STM32F103CBT6 100R PTH/1.0mm TP4 PA7/SPI1_MOSI STLK_MCO PA8/MCO LED_STLINK...
  • Page 21 Figure 14. MB1396 - LCD 4.7uF/25V 100nF LCD1 FRD24048TP DOTCLK HSYNC VSYNC 220R NRST /RESET SPI MODE A-BKLGHT R71 0R K1-BKLGHT K2-BKLGHT R72 0R K3-BKLGHT K4-BKLGHT R77 0R STR2P3LLH6 R78 0R LCD_BKLGHT_MOS_GATE 0R NC VCC_EH 100nF STMPE811QTR TSCR_IRQ SCLK TSCR_I2C_SCL IN0/GPIO0 SDAT TSCR_I2C_SDA...
  • Page 22 ® Figure 15. MB1396 - BLE and WiFi modules 10uF/25V 100nF SPWF01SA.11 NC SPW_SWDIO GPIO0 SPW_SWCLK GPIO1/PWM WF_RESET UART_RX RXD1 GPIO2 UART_TX TXD1 GPIO3 GPIO4 HE14/NC GPIO5 UART_CTS CTS1_DN GPIO6/WKUP/SLEEP_INH UART_RTS RTS1_DP GPIO7/STA/AP_SW GPIO8/ADC WF_RESET WF_RESET RESETn GPIO9 BOOT0 GPIO10/LED_RUN SPW_SWDIO GPIO11 GPIO12...
  • Page 23 Figure 16. MB1396 - Connectors UART_TX UART_RX UART_CTSn UART_RTSn SSW-105-02-G-S-RA SPI_CSn SPI_CLK SPI_MISO SPI_MOSI V_EH I2C_SDA I2C_SCL GPIO_1_IRQ SPARE SSW-114-02-G-S-RA V_RF GPO_3/INT_3 MCU_CLK GPO_2/INT_2 SSW-105-02-G-S-RA ST25 DISCOVERY MBOARD Title: STMicroelectronics ST25DX Connectors.SchDoc 635, Route des Lucioles Reference: MB1396 Size: Revision: 06560 VALBONNE Date: 22/08/2018...
  • Page 24 Figure 17. MB1396 - USB VUSB_ST_LINK 742792641 R36 10R VBUS SHLD STL_USB_D_N MINI USB SHLD STL_USB_D_P SHLD JTAG DEBUG 744232090 R37 10R SHLD 5075BMR-05-SM GND_USB R115 4.7nF R117 R122 USB_RENUMn 100R MMBT9013 R116 GND_USB R114 VUSB_MCU SHLD VBUS MICRO USB SHLD MCU_USB_D_N USER...
  • Page 25 Figure 18. MB1396 - Epaper connector VCC_EH JP12 TSCR_I2C_SDA TSCR_SPI_MISO TSCR_I2C_SCL TSCR_SPI_CSn GPO_8/RESET TSCR_SPI_CLK TSCR_SPI_MOSI GPO_7/CS1 GPO_6/D/C GPO_4/BS1 GPO_5/BUSY CES-107-01-L-D ST25 DISCOVERY MBOARD Title: STMicroelectronics E-Paper_Connector.SchDoc 635, Route des Lucioles Reference: MB1396 Size: Revision: 06560 VALBONNE Date: 22/08/2018 Sheet: FRANCE...
  • Page 26 Figure 19. MB1749 - Connectors...
  • Page 27 Figure 20. MB1749 - ST25R3916B...
  • Page 28 Figure 21. MB1749 - Antenna and external load...
  • Page 29 UM235x-1 Federal Communications Commission (FCC) and Industry Canada (IC) compliance Federal Communications Commission (FCC) and Industry Canada (IC) compliance statements FCC Compliance Statement Part 15.19 7.1.1 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 interference, and (2) this device must accept any interference received, including interference that may cause...
  • Page 30 Revision history Revision history Date Revision Rev 0.2 March 2022 Table 3. Document revision history 30/31 UM235x Rev 02...
  • Page 31 ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement.