| GD32F103RC | GD32F107RC | GD32F207RG | GD32F303RC | GD32F407RE | GD32F450VI | GD32F207C_EVAL | BW_OPIDMX4 | DMX4 | |
| USART0 | N.A. | N.A. | N.A. | N.A. | N.A. | N.A. | N.A. (2) | GPIOA PIN5 | GPIOA PIN4 |
| USART2 | GPIOB PIN10 | GPIOB PIN10 | GPIOB PIN10 | GPIOB PIN10 | GPIOB PIN10 | N.A. (1) | N.A. (2) | GPIOB PIN10 | GPIOB PIN10 |
| UART4 | N.A. | N.A. | N.A. | N.A. | N.A. | N.A. | N.A. (2) | GPIOA PIN4 | GPIOA PIN5 |
| USART5 | N.A. | N.A. | GPIOA PIN11 | N.A. | GPIOA PIN11 | N.A. (1) | N.A. (2) | GPIOA PIN11 | GPIOB PIN14 |
| MCU Family | Channnel 0 | Channnel 1 | Channnel 2 | Channnel 3 | Channnel 4 | Channnel 5 | Channnel 6 | Channnel 7 | |
| GD32F10x | DMA 0 | USART2_TX | USART0_TX | USART1_TX | |||||
| DMA 1 | UART3_TX | ||||||||
| GD32F20x | DMA 0 | USART2_TX | USART0_TX | USART1_TX | |||||
| DMA 1 | UART4_TX UART7_TX |
UART3_TX UART6_TX |
USART5_TX | ||||||
| GD32F303 | DMA 0 | USART2_TX | USART0_TX | USART1_TX | |||||
| DMA 1 | UART3_TX | ||||||||
| GD32F4xx | DMA 0 | UART7_TX | UART6_TX | USART2_TX | UART3_TX | USART1_TX | UART4_TX | ||
| DMA 1 | USART5_TX | USART0_TX |
The above is defined in the files:
| Timer | Description |
|---|---|
| 1 | Transmit |
| 2 | Receive Slot time-out Port 0,1,2,3 |
| 3 | Receive Slot time-out Port 4,5,6,7 |
| 6 | Receive 1 second interrupt |