引脚复用
24 Feb 2025
Read time: 7 minute(s)
| 引脚 | 功能 2 | 功能 3 | 功能 4 | 功能 5 | 功能 6 | 功能 7 | 功能 8 |
|---|---|---|---|---|---|---|---|
| PA0 | GPADC0 | IR_TX | I2C0_SCL | UART0_TX | - | PSADC0 | CPU_NMI |
| PA1 | GPADC1 | IR_RX | I2C0_SDA | UART0_RX | - | PSADC1 | DE_TE |
| PA2 | GPADC2 | - | I2C1_SCL | UART1_TX | - | PSADC2 | UART2_CTS |
| PA3 | GPADC3 | - | I2C1_SDA | UART1_RX | - | PSADC3 | UART2_RTS |
| PA4 | GPADC4 | - | CAN0_TX | UART2_TX | - | PSADC4 | - |
| PA5 | GPADC5 | - | CAN0_RX | UART2_RX | - | PSADC5 | RTC_32K |
| PA6 | GPADC6 | - | CAN1_TX | UART3_TX | - | PSADC6 | - |
| PA7 | GPADC7 | - | CAN1_RX | UART3_RX | - | PSADC7 | - |
| PA8 | RTP_XP | - | I2C2_SCL | - | - | PSADC8 | - |
| PA9 | RTP_YP | - | I2C2_SDA | - | - | PSADC9 | - |
| PA10 | RTP_XN | IR_RX | - | - | - | PSADC10 | JTAG_MS |
| PA11 | RTP_YN | IR_TX | - | - | - | PSADC11 | JTAG_CK |
| PB0 | SPI0_WP | SPI1_WP | - | UART4_TX | - | - | - |
| PB1 | SPI0_MISO | SPI1_MISO | - | UART6_TX | - | - | - |
| PB2 | SPI0_CS0 | SPI1_CS | - | UART6_RX | - | - | - |
| PB3 | SPI0_HOLD | SPI1_HOLD | - | UART4_RX | - | - | - |
| PB4 | SPI0_CLK | SPI1_CLK | - | UART6_RTS | - | - | - |
| PB5 | SPI0_MOSI | SPI1_MOSI | - | UART4_RTS | UART6_CTS | - | - |
| PB6 | SDC0_CMD | SPI2_CS | - | UART5_TX | - | - | FLASH_CS |
| PB7 | SDC0_CLK | SPI2_MISO | - | UART5_RX | - | - | FLASH_MISO |
| PB8 | SDC0_D3 | SPI2_MOSI | - | UART5_RTS | UART7_CTS | - | FLASH_MOSI |
| PB9 | SDC0_D0 | SPI2_CLK | - | UART7_RTS | - | - | FLASH_CLK |
| PB10 | SDC0_D1 | SPI2_HOLD | - | UART7_TX | - | - | - |
| PB11 | SDC0_D2 | SPI2_WP | SPI0_CS1 | UART7_RX | - | - | - |
| PC0 | SDC1_D1 | - | I2C2_SCL | UART3_RTS | - | - | JTAG_MS |
| PC1 | SDC1_D0 | - | - | - | - | - | - |
| PC2 | SDC1_CLK | - | - | - | - | - | UART0_TX |
| PC3 | SDC1_CMD | - | - | - | - | - | - |
| PC4 | SDC1_D3 | - | I2C1_SCL | UART3_TX | - | - | UART0_RX |
| PC5 | SDC1_D2 | - | I2C1_SDA | UART3_RX | - | - | JTAG_CK |
| PC6 | SDC1_DET | CAP0 | I2C2_SDA | UART3_CTS | DE_TE | CLK_OUT3 | - |
| PC7 | - | CAP1 | - | - | - | - | - |
| PC8 | SPI3_CLK | CAP2 | CAN0_TX | UART4_TX | - | - | - |
| PC9 | SPI3_CS | CAP3 | CAN0_RX | UART4_RX | - | - | - |
| PC10 | SPI3_MOSI | CAP4 | CAN1_TX | UART5_TX | - | - | - |
| PC11 | SPI3_MISO | CAP5 | CAN1_RX | UART5_RX | - | - | - |
| PD0 | LCD_D0 | SPI3_CLK | I2C0_SCL | UART0_TX | PBUS_AD0 | EPWM11_B | - |
| PD1 | LCD_D1 | SPI3_CS | I2C0_SDA | UART0_RX | PBUS_AD1 | EPWM11_A | - |
| PD2 | LCD_D2 | SPI3_MOSI | I2C1_SCL | UART1_TX | PBUS_AD2 | EPWM10_B | - |
| PD3 | LCD_D3 | SPI3_MISO | I2C1_SDA | UART1_RX | PBUS_AD3 | EPWM10_A | - |
| PD4 | LCD_D4 | SPI1_CS | I2C2_SCL | UART2_TX | PBUS_AD4 | - | - |
| PD5 | LCD_D5 | SPI1_MISO | I2C2_SDA | UART2_RX | PBUS_AD5 | - | - |
| PD6 | LCD_D6 | SPI1_MOSI | PWM0_A | DSPK0 | PBUS_AD6 | - | - |
| PD7 | LCD_D7 | SPI1_CLK | PWM0_B | DSPK1 | PBUS_AD7 | - | - |
| PD8 | LCD_D8 | SPI1_HOLD | PWM1_A | - | PBUS_CLK | EPWM9_B | - |
| PD9 | LCD_D9 | SPI1_WP | - | - | PBUS_NCS | EPWM9_A | - |
| PD10 | LCD_D10 | CAP5 | - | - | PBUS_NADV | EPWM8_B | - |
| PD11 | LCD_D11 | CAP4 | I2S_DIN | - | PBUS_NWE | EPWM8_A | - |
| PD12 | LCD_D12 | CAP3 | I2S_DOUT | - | PBUS_NOE | EPWM7_B | - |
| PD13 | LCD_D13 | CAP2 | I2S_LRCK | - | CLK_OUT0 | EPWM7_A | - |
| PD14 | LCD_D14 | CAP1 | I2S_BCLK | - | PBUS_AD8 | EPWM6_B | - |
| PD15 | LCD_D15 | CAP0 | I2S_MCLK | - | PBUS_AD9 | EPWM6_A | - |
| PD16 | LCD_D16 | PWM1_B | DMIC_CLK | UART2_TX | PBUS_AD10 | EPWM5_B | - |
| PD17 | LCD_D17 | PWM2_A | DMIC_D0 | UART2_RX | PBUS_AD11 | EPWM5_A | - |
| PD18 | LCD_D18 | LVDS_D0N | DSI_D0N | - | PBUS_AD12 | EPWM4_B | - |
| PD19 | LCD_D19 | LVDS_D0P | DSI_D0P | - | PBUS_AD13 | EPWM4_A | - |
| PD20 | LCD_D20 | LVDS_D1N | DSI_D1N | - | PBUS_AD14 | EPWM3_B | - |
| PD21 | LCD_D21 | LVDS_D1P | DSI_D1P | - | PBUS_AD15 | EPWM3_A | - |
| PD22 | LCD_D22 | LVDS_D2N | DSI_CKN | - | - | EPWM2_B | - |
| PD23 | LCD_D23 | LVDS_D2P | DSI_CKP | - | - | EPWM2_A | - |
| PD24 | LCD_DCLK | LVDS_CKN | DSI_D2N | - | - | EPWM1_B | - |
| PD25 | LCD_HS | LVDS_CKP | DSI_D2P | - | PWM2_B | EPWM1_A | - |
| PD26 | LCD_VS | LVDS_D3N | DSI_D3N | - | PWM3_A | EPWM0_B | - |
| PD27 | LCD_DE | LVDS_D3P | DSI_D3P | - | PWM3_B | EPWM0_A | CMU_CKT |
| PE0 | EMAC_RXD1 | DVP_D0 | PWM0_A | UART3_TX | - | - | - |
| PE1 | EMAC_RXD0 | DVP_D1 | PWM0_B | UART3_RX | - | - | - |
| PE2 | EMAC_CRS_DV | DVP_D2 | - | UART4_TX | - | - | - |
| PE3 | EMAC_REFCLK | DVP_D3 | I2S_MCLK | UART4_RX | - | - | - |
| PE4 | EMAC_TXD1 | DVP_D4 | - | UART5_TX | - | - | - |
| PE5 | EMAC_TXD0 | DVP_D5 | - | UART5_RX | - | - | - |
| PE6 | EMAC_TXC | DVP_D6 | - | UART6_TX | - | - | - |
| PE7 | EMAC_TXEN | DVP_D7 | - | UART6_RX | - | - | - |
| PE8 | EMAC_MDC | DVP_CK | - | UART7_TX | - | - | - |
| PE9 | EMAC_MDIO | DVP_HS | - | UART7_RX | - | - | - |
| PE10 | CLK_OUT2 | DVP_VS | I2S_DIN | DMIC_CLK | - | - | - |
| PE11 | CLK_OUT1 | PWM1_A | I2S_LRCK | DMIC_D0 | - | - | - |
| PE12 | SPI2_CLK | PWM1_B | I2S_BCLK | DSPK1 | - | - | - |
| PE13 | SPI2_CS | PWM2_A | I2S_DOUT | DSPK0 | - | - | - |
| PE14 | SPI2_MOSI | I2S_MCLK | I2C0_SCK | UART6_TX | - | - | - |
| PE15 | SPI2_MISO | PWM2_B | I2C0_SDA | UART6_RX | - | - | - |
| PE16 | SPI2_HOLD | PWM3_A | - | UART7_TX | - | - | - |
| PE17 | SPI2_WP | PWM3_B | - | UART7_RX | - | - | - |
| PU0 | USB_DM | - | UART0_RX | UART1_RX | - | - | - |
| PU1 | USB_DP | - | UART0_TX | UART1_TX | - | - | - |