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Nic Burkinshaw
Associate
July 14, 2017
Question

Can anyone please provide schematic for I-NUCLEO-LRWAN1 ? - thanks

  • July 14, 2017
  • 7 replies
  • 1676 views
Posted on July 14, 2017 at 14:14

Just purchased 2 I-NUCLEO-LRWAN1 - they look to be great. I would really like to know hardware details about the jumpers and connectors.

Specifically, I would like to access serial TX/RX for the USI module.

Thanks in advance!

    This topic has been closed for replies.

    7 replies

    Tesla DeLorean
    Guru
    July 14, 2017
    Posted on July 14, 2017 at 15:16

    Pretty sure the primary serial to the AT commands is through the D0/D1 pins of the shield connector.

    PM me your email address for the schematic. The Murata part has the newer radio and larger L0 part.

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    Tesla DeLorean
    Guru
    July 14, 2017
    Posted on July 14, 2017 at 15:16

    USI WM-SG-SM-42
     1 GND
     2 PA8/RCC_MCO
     3 PB10/LPUART_T
    X 4 PB2/LPTIM1_OUT
     5 PA7/ADC_IN7
     6 PA1/COMP1_INP ??
     7 VREF+
     8 GND
     9 VDDA
    10 PB5/LPTIM1_IN1
    11 PA0/SYS_WKUP1
    12 GND
    13 GND
    14 GND
    15 GND 
    16 GND
    17 GND
    18 GND
    19 GND
    20 MICRO_RST_N
    21 PA9/RF_RST (SX1272)
    22 PA2/DIO0 (SX1272)
    23 PA3/DIO1 (SX1272)
    24 PA5/DIO2 (SX1272)
    25 PA6/DIO3 (SX1272)
    26 PA10/DIO4 (SX1272) ??TYPO NOT PA1
    27 DIO5 (SX1272) ??
    28 BOOT0
    29 GND
    30 VDD_RFS
    31 VDD_RFS
    32 GND
    33 VDD_3V3
    34 VDD_3v3
    35 GND
    36 PB3/SPI1_SCK (SX1272)
    37 PB4/SPI1_MISO (SX1272)
    38 PA12/SPI_MOSI (SX1272)
    39 PA15/SPI1_NSS (SX1272)
    40 GND
    41 GND
    42 GND
    43 PB8/RF_SW_CTRL2
    44 PA4/RF_SW_CTRL1
    45 GND
    46 GND
    47 RF_OUT (TEST, HAS U.FL)
    48 GND
    49 PB7/I2C1_SDA
    50 PB6/I2C1_SCL
    51 PA13/SWDIO
    52 PA14/SWCLK
    53 PB1/ADC_IN9
    54 PA11/COMP1_OUT
    55 PB11/LPUART_R
    X56 PB0/ADC_IN8
    57 GND
    ..
    81 GND
    
    STM32L052T8Y6 (WLCSP 36)
     1 A1 PA13 (SWDIO)
     2 A2 PA15 (SPI1_NSS) SX1272
     3 A3 PB4 (SPI_MISO) SX1272
     4 A4 PB7 (I2C1_SDA)
     5 A5 VDD 
     6 A6 PC14 (OSC32_IN)
     7 B1 PA12 (SPI1_MOSI) SX1272
     8 B2 PA14 (SWCLK)
     9 B3 PB3 (SPI1_SCK) SX1272
    10 B4 PB6 (I2C1_SCL)
    11 B5 PB8 (RF_SW_CTRL2)
    12 B6 PC15 (OSC32-OUT)
    13 C1 PA10 DIO4 SX1272
    14 C2 PA11 (COMP1_OUT)
    15 C3 PB1 (ADC_IN9)
    16 C4 PB5 (LPTIM1_IN1)
    17 C5 BOOT0
    18 C6 NRST
    19 D1 PA9 RF_RST SX1272
    20 D2 PB11 (LPUART_RX)
    21 D3 PB0 (ADC_IN8)
    22 D4 PA0 (SYS_WKUP1)
    23 D5 VDDA
    24 D6 VSS
    25 E1 PA8 (MCO)
    26 E2 PB10 (LPUART_TX)
    27 E3 PA6 DIO3 SX1272
    28 E4 PA4 (RF_SW_CTRL1)
    29 E5 PA2 DIO0 SX1272
    30 E6 VREF+
    31 F1 VDD
    32 F2 PB2 (LPTIM1_OUT)
    33 F3 PA7 (ADC_IN7)
    34 F4 PA5 DIO2 SX1272
    35 F5 PA3 DIO1 SX1272
    36 F6 PA1 (COMP1_IN) �?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?�?

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    Nic Burkinshaw
    Associate
    July 14, 2017
    Posted on July 14, 2017 at 15:42

    Great! -thanks