WGM160P WSTK Platform #
See Gecko OS Peripherals for commands, variables and procedures available to manage WGM160P GPIOs and peripherals.
WGM160P Peripheral Connections #
The complete set of peripheral connections available are shown in the following table.
| WGM160P PAD | Default Function | Gecko OS (GOS_GPIO_x) | UART (GOS_UART_x) | SPI (GOS_SPI_x) | I2C (GOS_I2C_x) | ADC (GOS_ADC_x) | PWM (GOS_PWM_x) | Ethernet (RMII) | EFM32GG11 Port | WSTK + BRD4321 | WSTK EXP Header |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | GPIO | 0 | 0 | 0 | TXD1 | PE14 | EXP12 | ||||
| 15 | GPIO | 1 | - | 1 | TXD0 | PE15 | EXP14 | ||||
| 16 | SPI Master MOSI | 2 | SPI0 MOSI | 6 | 2 | TXEN | PA0 | EXP4 | |||
| 17 | SPI Master MISO | 3 | SPI0 MISO | - | 3 | RXD1 | PA1 | EXP6 | |||
| 18 | SPI Master CLK | 4 | SPI0 CLK | 10 | 4 | RXD0 | PA2 | EXP8 | |||
| 19 | GPIO | 5 | - | 5 | REFCLK | PA3 | EXP10 | ||||
| 20 | GPIO | 6 | 11 | 6 | CRSDV | PA4 | LED0 | EXP7 | |||
| 21 | GPIO | 7 | - | 7 | RXER | PA5 | LED1 | EXP9 | |||
| 22 | Bulk serial flash MOSI OR UART TX (Logging) | 8 | UART1 TX | SPI1 MOSI | - | 8 | PB3 | DISP_SI | EXP3 | ||
| 24 | Bulk serial flash MISO OR UART RX (Logging) | 9 | UART1 RX | SPI1 MISO | 12 | 9 | PB4 | SD_DAT0_MISO (SD card) | EXP5 | ||
| 25 | UART RTS (Commands) | 10 | UART0 RTS | - | 10 | PB5 | VCOM_RTS | ||||
| 26 | UART CTS (Commands) | 11 | UART0 CTS | 1 | 11 | PB6 | VCOM_CTS | ||||
| 28 | GPIO | 12 | - | - | PB13 | ||||||
| 29 | GPIO | 13 | 2 | - | PB14 | ||||||
| 31 | I2C Master SDA | 14 | I2C0 SDA | - | 12 | PB11 | SENSOR_SDA | EXP16 | |||
| 32 | I2C Master SCL | 15 | I2C0 SCL | 3 | 13 | PB12 | SENSOR_SCL | EXP15 | |||
| 35 | Factory Reset | 16 | UART1 CTS | 4 | 14 | PD6 | BUTTON0 | ||||
| 36 | GPIO | 17 | UART1 RTS | - | 15 | PD8 | BUTTON1 | ||||
| 37 | GPIO | 18 | 5 | 16 | PF2 | DBG_TDO_SWO | |||||
| 38 | GPIO | 19 | - | 17 | PF5 | DBG_TDI / SD_CD (SD Card) | |||||
| 39 | GPIO | 20 | - | 18 | PC5 | SD_CS(SD Card) | |||||
| 41 | USB DM | 21 | 7 | - | PF10 | ||||||
| 42 | USB DP | 22 | - | - | PF11 | ||||||
| 46 | UART TX (Commands) | 23 | UART0 TX | - | 19 | PE7 | VCOM_TX | ||||
| 47 | UART RX (Commands) | 24 | UART0 RX | 8 | 20 | PE6 | VCOM_RX | ||||
| 48 | GPIO | 25 | - | 21 | PE5 | DISP_ENABLE | |||||
| 49 | Bulk sflash SCLK | 26 | SPI1 CLK | - | 22 | PC4 | SD_CLK(SD Card) | ||||
| 50 | GPIO | 27 | 9 | 23 | MDC | PA6 | DISP_CS | EXP11 | |||
| 51 | GPIO | 28 | - | 24 | MDIO | PA15 | DISP_COM | EXP13 |
Data UART #
The following GPIOs are assigned to the Command API data UART. It is not possible to configure them for output with the
gpio_dir
command.
- GPIO 23: UART0 TX
- GPIO 24: UART0 RX
WSTK Buttons and LEDs #
On the Wireless Starter Kit, the following Gecko OS GPIOs are hardwired to the pushbuttons and LEDs:
- GPIO 6: LED 0
- GPIO 7: LED 1
- GPIO 16: Button 0
- GPIO 17: Button 1
WSTK Expansion header power pins #
- EXP1: GND
- EXP18: 5V
- EXP20: 3V3
- EXP2: VMCU
PWM Limits #
- Maximum frequency: 30000000
- Minimum frequency: 2