PinNames for SDT52832B

Analog
A0 = P0_2,
A1 = P0_3,
A2 = P0_4,
A3 = P0_28,

General Pin Input Output (GPIO)
GPIO0 = P0_9, (GPIO0, 1 are used for NFC antenna connection. Not available for GPIO)
GPIO1 = P0_10, (GPIO0, 1 are used for NFC antenna connection. Not available for GPIO)
GPIO2 = P0_17,
GPIO3 = P0_29,

Purse Width Modulation (PWM)
PWM0 = GPIO2,
PWM1 = GPIO3,

LED(RGB)
LED0 = GPIO0, (GPIO0, 1 are used for NFC antenna connection. Not available for GPIO)
LED1 = GPIO1, (GPIO0, 1 are used for NFC antenna connection. Not available for GPIO)
LED2 = GPIO2,

LED_RED = LED0, (LED0, 1 are used for NFC antenna connection. Not available for LED)
LED_GREEN = LED1, (LED0, 1 are used for NFC antenna connection. Not available for LED)
LED_BLUE = LED2,

USB bridge and SWD UART connected UART pins
USBTX = P0_6,
USBRX = P0_8,

UART pins
UART1_RX = P0_8,
UART1_TX = P0_6,
UART1_CTS = P0_7,
UART1_RTS = P0_5,

I2C pins
I2C0_SCL = P0_27,
I2C0_SDA = P0_26,

I2C1_SCL = P0_31,
I2C1_SDA = P0_30,

SPI pins
SPI0_SCK = P0_14,
SPI0_MOSI = P0_12,
SPI0_MISO = P0_13,
SPI0_SS0 = P0_11,
SPI0_SS1 = P0_15,
SPI0_SS2 = P0_16,

SPI1_SCK = P0_25,
SPI1_MOSI = P0_23,
SPI1_MISO = P0_24,
SPI1_SS0 = P0_22,
SPI1_SS1 = P0_19,
SPI1_SS2 = P0_20,

SWD UART
SWD_TGT_TX = UART1_TX,
SWD_TGT_RX = UART1_RX,
SWD_TGT_CTS = UART1_CTS,
SWD_TGT_RTS = UART1_RTS,