Redpine Signals, Inc. Proprietary and confidential Page 12RS9110-N-11-02 Evaluation BoardUser GuideVersion 1.53: Connector DetailsThis section covers the connector details of various headers.3.1: SPI/SDIO connectorThe following table provides the interface details for SPI/SDIO connector.You should not install R12, for operating the evaluation board in SDIO Mode.Conversely, you need to install R12 to put the board into SPI mode.S. NO SDIO Signal Names SPI Signal Names Connector Pin No.1) Sdio_data2 Spi_Intrerrupt J2.12) Sdio_data3 -- J2.23) Sdio_cmd Spi_cs J2.34) Gnd Gnd J2.4 & 75) Supply Supply J2.56) Sdio_clk Spi_clk J2.67) Sdio_data0 Spi_data in J2.88) Sdio_data1 Spi_data out J2.93.2: GPIO Interface Header DetailsS. No Signal Names Connector Pin No.1) Supply J8.1&22) BT-Active J8.33) Uart_out1 J8.44) BT_Future0 J8.55) Uart_in1 J8.66) WLAN_Active J8.77) Uart_out2 J8.88) BT_ Priority J8.99) I2C_SDA J8.1010) BT_ Future1 J8.1111) I2C_SCL J8.1212) Uart_rts J8.13