33 lines
5.0 KiB
Markdown
33 lines
5.0 KiB
Markdown
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- toc
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# DMA Mapping of NV14
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## DMA1
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| Peripheral requests | Stream 0 | Stream 1 | Stream 2 | Stream 3 | Stream 4 | Stream 5 | Stream 6 | Stream 7 |
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| ------------------- | --------------------- | -------------------------------------- | ---------------------------------- | --------------------------- | --------------------------- | --------------- | ------------------------- | --------------------- |
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| Channel 0 | SPI3\_RX | \- | SPI3\_RX | SPI2\_RX | SPI2\_TX | SPI3\_TX | \- | SPI3\_TX |
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| Channel 1 | I2C1\_RX | \- | TIM7\_UP | \- | TIM7\_UP | I2C1\_RX | I2C1\_TX | I2C1\_TX |
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| Channel 2 | TIM4\_CH1 | \- | I2S3\_EXT\_RX | TIM4\_CH2 | I2S2\_EXT\_TX | I2S3\_EXT\_TX | TIM4\_UP | TIM4\_CH3 |
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| Channel 3 | I2S3\_EXT\_RX | TIM2\_UP<br>TIM2\_CH3 | I2C3\_RX | I2S2\_EXT\_RX | I2C3\_TX | TIM2\_CH1 | TIM2\_CH2<br>TIM2\_CH4 | TIM2\_UP<br>TIM2\_CH4 |
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| Channel 4 | UART5\_RX | USART3\_RX | **UART4\_RX<br>(DIGITAL_GIMBALS)** | USART3\_TX | **UART4\_TX<br>(DIGITAL_GIMBALS)** | USART2\_RX | **USART2\_TX<br>(TELEMETRY)** | UART5\_TX |
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| Channel 5 | UART8\_TX | **UART7\_TX<br>(INTMODULE)** | TIM3\_CH4<br>TIM3\_UP | UART7\_RX | TIM3\_CH1<br>TIM3\_TRIG | TIM3\_CH2 | UART8\_RX | TIM3\_CH3 |
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| Channel 6 | TIM5\_CH3<br>TIM5\_UP | TIM5\_CH4<br>TIM5\_TRIG | TIM5\_CH1 | TIM5\_CH4<br>TIM5\_TRIG | TIM5\_CH2 | \- | TIM5\_UP | \- |
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| Channel 7 | \- | TIM6\_UP | I2C2\_RX | I2C2\_RX | USART3\_TX | DAC1 | DAC2 | I2C2\_TX |
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## DMA2
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| Peripheral requests | Stream 0 | Stream 1 | Stream 2 | Stream 3 | Stream 4 | Stream 5 | Stream 6 | Stream 7 |
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| ------------------- | ---------- | -------------------- | ----------------------------------- | --------- | ------------------------------------ | ----------------------- | ----------------------------------- | ------------------------------------ |
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| Channel 0 | ADC1 | SAI1\_A | TIM8\_CH1<br>TIM8\_CH2<br>TIM8\_CH3 | SAI1\_A | **ADC1** | SAI1\_B | TIM1\_CH1<br>TIM1\_CH2<br>TIM1\_CH3 | \- |
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| Channel 1 | \- | DCMI | ADC2 | ADC2 | SAI1\_B | SPI6\_TX | SPI6\_RX | DCMI |
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| Channel 2 | **ADC3** | ADC3 | \- | SPI5\_RX | SPI5\_TX | CRYP\_OUT | CRYP\_IN | HASH\_IN |
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| Channel 3 | SPI1\_RX | \- | SPI1\_RX | SPI1\_TX | \- | SPI1\_TX | \- | \- |
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| Channel 4 | SPI4\_RX | SPI4\_TX | USART1\_RX | **SDIO** | \- | USART1\_RX | SDIO | USART1\_TX |
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| Channel 5 | \- | USART6\_RX | **USART6\_RX<br>(EXTMODULE)** | SPI4\_RX | SPI4\_TX | \- | USART6\_TX | **USART6\_TX<br>(EXTMODULE)** |
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| Channel 6 | TIM1\_TRIG | TIM1\_CH1 | TIM1\_CH2 | TIM1\_CH1 | TIM1\_CH4<br>TIM1\_TRIG<br>TIM1\_COM | TIM1\_UP | TIM1\_CH3 | \- |
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| Channel 7 | \- | TIM8\_UP | **TIM8\_CH1<br>(EXTMODULE)** | TIM8\_CH2 | TIM8\_CH3 | SPI5\_RX | SPI5\_TX | TIM8\_CH4<br>TIM8\_TRIG<br>TIM8\_COM |
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