Functions | |
| __STATIC_INLINE void | ll_i2c_enable_dma_req_tx (i2c_regs_t *I2Cx) |
| Enable DMA transmission requests. More... | |
| __STATIC_INLINE void | ll_i2c_disable_dma_req_tx (i2c_regs_t *I2Cx) |
| Disable DMA transmission requests. More... | |
| __STATIC_INLINE uint32_t | ll_i2c_is_enabled_dma_req_tx (i2c_regs_t *I2Cx) |
| Check if DMA transmission requests are enabled or disabled. More... | |
| __STATIC_INLINE void | ll_i2c_enable_dma_req_rx (i2c_regs_t *I2Cx) |
| Enable DMA reception requests. More... | |
| __STATIC_INLINE void | ll_i2c_disable_dma_req_rx (i2c_regs_t *I2Cx) |
| Disable DMA reception requests. More... | |
| __STATIC_INLINE uint32_t | ll_i2c_is_enabled_dma_req_rx (i2c_regs_t *I2Cx) |
| Check if DMA reception requests are enabled or disabled. More... | |
| __STATIC_INLINE void | ll_i2c_set_dma_tx_data_level (i2c_regs_t *I2Cx, uint32_t level) |
| Set level of TX FIFO that requests a DMA transmit. More... | |
| __STATIC_INLINE uint32_t | ll_i2c_get_dma_tx_data_level (i2c_regs_t *I2Cx) |
| Get level of TX FIFO that request a DMA transmit. More... | |
| __STATIC_INLINE void | ll_i2c_set_dma_rx_data_level (i2c_regs_t *I2Cx, uint32_t level) |
| Set level of RX FIFO that requests a DMA receive. More... | |
| __STATIC_INLINE uint32_t | ll_i2c_get_dma_rx_data_level (i2c_regs_t *I2Cx) |
| Get level of RX FIFO that request a DMA receive. More... | |
| __STATIC_INLINE uint32_t | ll_i2c_dma_get_register_address (i2c_regs_t *I2Cx) |
| Get the data register address used for DMA transfer. More... | |
| __STATIC_INLINE void ll_i2c_disable_dma_req_rx | ( | i2c_regs_t * | I2Cx | ) |
Disable DMA reception requests.
| Register | BitsName |
|---|---|
| IC_DMA_CR | RDMAE |
| I2Cx | I2C instance. |
| None. |
| __STATIC_INLINE void ll_i2c_disable_dma_req_tx | ( | i2c_regs_t * | I2Cx | ) |
Disable DMA transmission requests.
| Register | BitsName |
|---|---|
| IC_DMA_CR | TDMAE |
| I2Cx | I2C instance. |
| None. |
| __STATIC_INLINE uint32_t ll_i2c_dma_get_register_address | ( | i2c_regs_t * | I2Cx | ) |
Get the data register address used for DMA transfer.
| Register | BitsName |
|---|---|
| IC_DATA_CMD | DAT |
| I2Cx | I2C instance |
| Address | of data register |
| __STATIC_INLINE void ll_i2c_enable_dma_req_rx | ( | i2c_regs_t * | I2Cx | ) |
Enable DMA reception requests.
| Register | BitsName |
|---|---|
| IC_DMA_CR | RDMAE |
| I2Cx | I2C instance. |
| None. |
| __STATIC_INLINE void ll_i2c_enable_dma_req_tx | ( | i2c_regs_t * | I2Cx | ) |
Enable DMA transmission requests.
| Register | BitsName |
|---|---|
| IC_DMA_CR | TDMAE |
| Value | range between 0 ~ 0x8. |
| None. |
| __STATIC_INLINE uint32_t ll_i2c_get_dma_rx_data_level | ( | i2c_regs_t * | I2Cx | ) |
Get level of RX FIFO that request a DMA receive.
| Register | BitsName |
|---|---|
| IC_DMA_RDLR | DMARDL |
| I2Cx | I2C instance |
| Returned | value should range between 0x0 and 0x8. |
| __STATIC_INLINE uint32_t ll_i2c_get_dma_tx_data_level | ( | i2c_regs_t * | I2Cx | ) |
Get level of TX FIFO that request a DMA transmit.
| Register | BitsName |
|---|---|
| IC_DMA_TDLR | DMATDL |
| I2Cx | I2C instance |
| Returned | value should range between 0x0 and 0x8. |
| __STATIC_INLINE uint32_t ll_i2c_is_enabled_dma_req_rx | ( | i2c_regs_t * | I2Cx | ) |
Check if DMA reception requests are enabled or disabled.
| Register | BitsName |
|---|---|
| IC_DMA_CR | RDMAE |
| I2Cx | I2C instance. |
| State | of bit (1 or 0). |
| __STATIC_INLINE uint32_t ll_i2c_is_enabled_dma_req_tx | ( | i2c_regs_t * | I2Cx | ) |
Check if DMA transmission requests are enabled or disabled.
| Register | BitsName |
|---|---|
| IC_DMA_CR | TDMAE |
| I2Cx | I2C instance. |
| State | of bit (1 or 0). |
| __STATIC_INLINE void ll_i2c_set_dma_rx_data_level | ( | i2c_regs_t * | I2Cx, |
| uint32_t | level | ||
| ) |
Set level of RX FIFO that requests a DMA receive.
| Register | BitsName |
|---|---|
| IC_DMA_RDLR | DMARDL |
| I2Cx | I2C instance |
| level | This parameter should range between 0x0 and 0x8. |
| None. |
| __STATIC_INLINE void ll_i2c_set_dma_tx_data_level | ( | i2c_regs_t * | I2Cx, |
| uint32_t | level | ||
| ) |
Set level of TX FIFO that requests a DMA transmit.
| Register | BitsName |
|---|---|
| IC_DMA_TDLR | DMATDL |
| I2Cx | I2C instance |
| level | This parameter should range between 0x0 and 0x8. |
| None. |