Hardware Rework Guide for MIMXRT685-EVK and AW-AM510-uSD

This section is a brief hardware rework guidance of the EdgeFast Bluetooth PAL on the NXP i.MX MIMXRT685-EVK board and AW-AM510-uSD. The AW-AM510-uSD user guide is available here. The hardware rework has one part:

  • HCI UART rework

Hardware rework

  • HCI UART rework

    Connect the pins of two boards as the following table.

    Pin Name

    AW-​AM510-​uSD

    i.​MXRT685

    PIN NAME

    GPIO NAME of RT685

    UART_​TXD

    J10 (pin 4)

    J27 (pin 1)

    USART4_RXD

    FC4_RXD_SDA_MOSI_DATA

    UART_​RXD

    J10 (pin 2)

    J27 (pin 2)

    USART4_TXD

    FC4_TXD_SCL_MISO_WS

    UART_​RTS

    J10 (pin 6)

    J47 (pin 9)

    USART4_CTS

    FC4_CTS_SDA_SSEL0

    UART_​CTS

    J10 (pin 8)

    J27 (pin 5)

    USART4_RTS

    FC4_RTS_SCL_SSEL1

    GND

    J6 (pin 7)

    J29 (pin 6)

    GND

    GND

    Jumper Setting:

    • Connect J4[2-3] for VIO 3.3 V supply

  • PCM interface rework

    Connect the pins of two boards as the following table.

    PIN NAME

    AW-​AM510-​USD

    i.MX RT685

    PIN NAME of RT685

    GPIONAME of RT685

    PCM_​IN

    J11 (pin 1)

    J47 (pin 7)

    I2S2_TXD

    FC2_RXD_SDA_MOSI_DATA

    PCM_​OUT

    J11 (pin 2)

    J28 (pin 4)

    I2S5_RXD

    FC5_RXD_SDA_MOSI_DATA

    PCM_​SYNC

    J11 (pin 3)

    J28 (pin 5)

    I2S5_WS

    FC5_TXD_SCL_MISO_WS

    PCM_​CLK

    J11 (pin 4)

    J28 (pin 6)

    I2S5_SCK

    FC5_SCK

    GND

    J11 (pin 6)

    J29 (pin 7)

    GND

    GND

Parent topic:Hardware Rework Guide for MIMXRT685-EVK and AW-AM510-uSD