ST STM32F2

UM1940
LL I2C Generic Driver
DocID028236 Rev 2
947/1371
Reference Manual to
LL API cross
reference:
CR2 DMAEN LL_I2C_DisableDMAReq_TX
LL_I2C_IsEnabledDMAReq_TX
Function name
__STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_TX
(I2C_TypeDef * I2Cx)
Function description
Check if DMA transmission requests are enabled or disabled.
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
CR2 DMAEN LL_I2C_IsEnabledDMAReq_TX
LL_I2C_EnableDMAReq_RX
Function name
__STATIC_INLINE void LL_I2C_EnableDMAReq_RX
(I2C_TypeDef * I2Cx)
Function description
Enable DMA reception requests.
Parameters
I2Cx: I2C Instance.
Return values
None:
Reference Manual to
LL API cross
reference:
CR2 DMAEN LL_I2C_EnableDMAReq_RX
LL_I2C_DisableDMAReq_RX
Function name
__STATIC_INLINE void LL_I2C_DisableDMAReq_RX
(I2C_TypeDef * I2Cx)
Function description
Disable DMA reception requests.
Parameters
I2Cx: I2C Instance.
Return values
None:
Reference Manual to
LL API cross
reference:
CR2 DMAEN LL_I2C_DisableDMAReq_RX
LL_I2C_IsEnabledDMAReq_RX
Function name
__STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_RX
(I2C_TypeDef * I2Cx)
Function description
Check if DMA reception requests are enabled or disabled.
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
CR2 DMAEN LL_I2C_IsEnabledDMAReq_RX