PINMUX
W801S 芯片的 pinmux 功能复用关系
GPIO_NUM |
PadName |
OPT1 |
OPT2 |
OPT3 |
OPT4 |
OPT5 |
OPT6 |
OPT7 |
|---|---|---|---|---|---|---|---|---|
WM_GPIO_NUM_0 |
PA0 |
I2S_MCLK0 (output only) |
L-SPI_CS_1 |
PWM2 |
I2S_DO_1 |
GPIO |
Bootmode |
|
WM_GPIO_NUM_1 |
PA1 |
JTAG_CK |
I2C_SCL_1 |
PWM3 |
I2S_LRCLK_1 |
GPIO |
SD_ADC_1 |
|
WM_GPIO_NUM_2 |
PA2 |
UART1_RTS_0 |
UART2_TX_1/SIM_DATA_1 |
PWM0 |
UART3_RTS_0 |
GPIO |
SD_ADC_4 |
|
WM_GPIO_NUM_3 |
PA3 |
UART1_CTS_0 |
UART2_RX_1 |
PWM1 |
UART3_CTS_0 |
GPIO |
SD_ADC_3 |
|
WM_GPIO_NUM_4 |
PA4 |
JTAG_SWO |
I2C_SDA_1 |
PWM4 |
I2S_BCLK_1 |
GPIO |
SD_ADC_2 |
|
WM_GPIO_NUM_5 |
PA5 |
UART3_TX_1 |
UART2_RTS_1/SIM_CLK_1 |
PWM_BREAK |
UART4_RTS_0 |
GPIO |
||
WM_GPIO_NUM_6 |
PA6 |
UART3_RX_1 |
UART2_CTS_1 |
UART4_CTS_0 |
GPIO |
LCD_SEG31 |
||
WM_GPIO_NUM_7 |
PA7 |
PWM4 |
L-SPI_MOSI_1 |
I2S_MCLK1 |
I2S_DI_1 |
GPIO |
LCD_SEG03 |
|
WM_GPIO_NUM_8 |
PA8 |
PWM_BREAK |
UART4_TX_1 |
UART5_TX_2 |
I2S_BCLK_3 |
GPIO |
LCD_SEG04 |
|
WM_GPIO_NUM_9 |
PA9 |
MMC_CLK_1 |
UART4_RX_1 |
UART5_RX_2 |
I2S_LRCLK_3 |
GPIO |
LCD_SEG05 |
Touch1 |
WM_GPIO_NUM_10 |
PA10 |
MMC_CMD_1 |
UART4_RTS_1 |
PWM0 |
I2S_DO_3 |
GPIO |
LCD_SEG06 |
Touch2 |
WM_GPIO_NUM_11 |
PA11 |
MMC_DAT0_1 |
UART4_CTS_1 |
PWM1 |
I2S_DI_3 |
GPIO |
LCD_SEG07 |
|
WM_GPIO_NUM_12 |
PA12 |
MMC_DAT1_1 |
UART5_TX_1 |
PWM2 |
GPIO |
LCD_SEG08 |
CMOD |
|
WM_GPIO_NUM_13 |
PA13 |
MMC_DAT2_1 |
UART5_RX_1 |
PWM3 |
GPIO |
LCD_SEG09 |
||
WM_GPIO_NUM_14 |
PA14 |
MMC_DAT3_1 |
UART5_CTS_1 |
PWM4 |
GPIO |
LCD_SEG10 |
CDC |
|
WM_GPIO_NUM_15 |
PA15 |
PSRAM_CK_1 |
UART5_RTS_1 |
PWM_BREAK |
GPIO |
LCD_SEG11 |
||
WM_GPIO_NUM_16 |
PB0 |
PWM0 |
L-SPI_MISO_1 |
UART3_TX_0 |
PSRAM_CK_0 |
GPIO |
LCD_SEG12 |
Touch3 |
WM_GPIO_NUM_17 |
PB1 |
PWM1 |
L-SPI_CK_1 |
UART3_RX_0 |
PSRAM_CS_0 |
GPIO |
LCD_SEG13 |
Touch4 |
WM_GPIO_NUM_18 |
PB2 |
PWM2 |
L-SPI_CK_0 |
UART2_TX_0/SIM_DATA_0 |
PSRAM_DAT0_0 |
GPIO |
LCD_SEG14 |
Touch5 |
WM_GPIO_NUM_19 |
PB3 |
PWM3 |
L-SPI_MISO_0 |
UART2_RX_0 |
PSRAM_DAT1_0 |
GPIO |
LCD_SEG15 |
Touch6 |
WM_GPIO_NUM_20 |
PB4 |
L-SPI_CS_0 |
UART2_RTS_0/SIM_CLK_0 |
UART4_TX_0 |
PSRAM_DAT2_0 |
GPIO |
LCD_SEG16 |
Touch7 |
WM_GPIO_NUM_21 |
PB5 |
L-SPI_MOSI_0 |
UART2_CTS_0 |
UART4_RX_0 |
PSRAM_DAT3_0 |
GPIO |
LCD_SEG17 |
Touch8 |
WM_GPIO_NUM_22 |
PB6 |
UART1_TX_0 |
MMC_CLK_0 |
H-SPI_CK_0 |
SDIO_SLAVE_CK |
GPIO |
LCD_SEG18 |
Touch9 |
WM_GPIO_NUM_23 |
PB7 |
UART1_RX_0 |
MMC_CMD_0 |
H-SPI_INT_0 |
SDIO_SLAVE_CMD |
GPIO |
LCD_SEG19 |
Touch10 |
WM_GPIO_NUM_24 |
PB8 |
I2S_BCLK_0 |
MMC_DAT0_0 |
PWM_BREAK_0 |
SDIO_SLAVE_D0 |
GPIO |
LCD_SEG20 |
Touch11 |
WM_GPIO_NUM_25 |
PB9 |
I2S_LRCLK_0 |
MMC_DAT1_0 |
H-SPI_CS_0 |
SDIO_SLAVE_D1 |
GPIO |
LCD_SEG21 |
Touch12 |
WM_GPIO_NUM_26 |
PB10 |
I2S_DI_0 |
MMC_DAT2_0 |
H-SPI_DI_0 |
SDIO_SLAVE_D2 |
GPIO |
LCD_SEG22 |
|
WM_GPIO_NUM_27 |
PB11 |
I2S_D0_0 |
MMC_DAT3_0 |
H-SPI_DO_0 |
SDIO_SLAVE_D3 |
GPIO |
LCD_SEG23 |
|
WM_GPIO_NUM_28 |
PB12 |
H-SPI_CK_1 |
PWM0 |
UART5_CTS_0 |
I2S_BCLK_2 |
GPIO |
LCD_SEG24 |
|
WM_GPIO_NUM_29 |
PB13 |
H-SPI_INT_1 |
PWM1 |
UART5_RTS_0 |
I2S_LRCLK_2 |
GPIO |
LCD_SEG25 |
|
WM_GPIO_NUM_30 |
PB14 |
HSPI_CS_1 |
PWM2 |
L-SPI_CS_3 |
I2S_DO_2 |
GPIO |
LCD_SEG26 |
|
WM_GPIO_NUM_31 |
PB15 |
HSPI_DI_1 |
PWM3 |
L-SPI_CK_3 |
I2S_DI_2 |
GPIO |
LCD_SEG27 |
|
WM_GPIO_NUM_32 |
PB16 |
HSPI_DO_1 |
PWM4 |
L-SPI_MISO_3 |
UART1_RX_1 |
GPIO |
LCD_SEG28 |
|
WM_GPIO_NUM_33 |
PB17 |
UART5_RX_0 |
PWM_BREAK |
L-SPI_MOSI_3 |
I2S_MCLK2 |
GPIO |
LCD_SEG29 |
|
WM_GPIO_NUM_34 |
PB18 |
UART5_TX_0 |
GPIO |
LCD_SEG30 |
||||
WM_GPIO_NUM_35 |
PB19 |
UART0_TX_0 |
PWM0 |
UART1_RTS_1 |
I2C_SDA_0 |
GPIO |
||
WM_GPIO_NUM_36 |
PB20 |
UART0_RX_0 |
PWM1 |
UART1_CTS_1 |
I2C_SCL_0 |
GPIO |
||
WM_GPIO_NUM_37 |
PB21 |
UART0_RTS_0 |
GPIO |
LCD_COM01 |
||||
WM_GPIO_NUM_38 |
PB22 |
UART0_CTS_0 |
GPIO |
LCD_COM02 |
||||
WM_GPIO_NUM_39 |
PB23 |
L-SPI_CS_2 |
GPIO |
LCD_SEG00 |
||||
WM_GPIO_NUM_40 |
PB24 |
L-SPI_CK_2 |
PWM2 |
GPIO |
LCD_SEG02 |
|||
WM_GPIO_NUM_41 |
PB25 |
L-SPI_MISO_2 |
PWM3 |
GPIO |
LCD_COM00 |
|||
WM_GPIO_NUM_42 |
PB26 |
L-SPI_MOSI_2 |
PWM4 |
GPIO |
LCD_SEG01 |
|||
WM_GPIO_NUM_43 |
PB27 |
PSRAM_CS_1 |
UART0_TX_1 |
GPIO |
LCD_COM03 |
|||
WM_GPIO_NUM_44 |
PB28 |
PSRAM_DAT0_1 |
UART0_RX_1 |
GPIO |
LCD_COM04 |
|||
WM_GPIO_NUM_45 |
PB29 |
PSRAM_DAT1_1 |
UART0_RTS_1 |
GPIO |
LCD_COM05 |
Touch13 |
||
WM_GPIO_NUM_46 |
PB30 |
PSRAM_DAT2_1 |
UART0_CTS_1 |
GPIO |
LCD_COM06 |
|||
WM_GPIO_NUM_47 |
PB31 |
PSRAM_DAT3_1 |
UART1_TX_1 |
GPIO |
LCD_COM07 |
各 function在 pin 属性的设定要求
IO Function |
子功能需求 |
Pullmode |
Direction |
|---|---|---|---|
LCD_SEG |
FLOAT |
INPUT |
|
LCD_COM |
FLOAT |
INPUT |
|
SD_ADC |
FLOAT |
INPUT |
|
Touch |
FLOAT |
INPUT |
|
I2C_SDA |
PULLUP |
无关 |
|
I2C_SCL |
PULLUP |
无关 |
|
PWM_BREAK |
高电平Trigger |
PULLDOWN |
无关 |
PWM_BREAK |
低电平Trigger |
PULLUP |
无关 |
I2S_MCLK |
Ext Clock |
无关 |
INPUT? |
I2S_MCLK |
Internal Clock |
无关 |
无关 |
I2S_LRCLK |
L->R |
PULLUP |
无关 |
I2S_LRCLK |
R->L |
PULLDOWN |
无关 |
UART RX |
PULLUP |
无关 |
|
GPIO |
Input |
PULLUP/DOWN/FLOAT |
INPUT |
GPIO |
Output |
无关 |
OUTPUT |
SDIO |
无关 |
无关 |
|
HSPI |
无关 |
无关 |
|
SIM |
无关 |
无关 |
|
PWM |
无关 |
无关 |
|
MMC |
无关 |
无关 |
|
Uart TX/RTS/CTS |
无关 |
无关 |
|
JTAG |
无关 |
无关 |
|
I2S BCLK/DI/DO |
无关 |
无关 |
备注
W800 上电后，所有 IO 默认为 Floating, Input 状态
IO 配置成 OPT6, 7 时是配置成模拟功能，此时不要设定 pullup,否则可能损坏芯片
应用层需要注意 IO 配置，1个 channel 仅1个 pin func 配置，保持仅一路输出
多个 pin 设定成同1个 PWM Channel 时(如，GPIO2, GPIO10 都设定成 PWM0), 这些 pin 都会输出