Enumerated Types

General Description

Enumerations
enum	cy_en_dmac_descriptor_type_t {   CY_DMAC_SINGLE_TRANSFER = 0U,   CY_DMAC_1D_TRANSFER = 1U,   CY_DMAC_2D_TRANSFER = 2U,   CY_DMAC_MEMORY_COPY = 3U,   CY_DMAC_SCATTER_TRANSFER = 4U }
	Contains the options for the descriptor type. More...
enum	cy_en_dmac_trigger_type_t {   CY_DMAC_1ELEMENT = 0U,   CY_DMAC_X_LOOP = 1U,   CY_DMAC_DESCR = 2U,   CY_DMAC_DESCR_CHAIN = 3U }
	Contains the options for the interrupt, trig-in and trig-out type parameters of the descriptor. More...
enum	cy_en_dmac_data_size_t {   CY_DMAC_BYTE = 0U,   CY_DMAC_HALFWORD = 1U,   CY_DMAC_WORD = 2U }
	Contains the options for the data size. More...
enum	cy_en_dmac_retrigger_t {   CY_DMAC_RETRIG_IM = 0U,   CY_DMAC_RETRIG_4CYC = 1U,   CY_DMAC_RETRIG_16CYC = 2U,   CY_DMAC_WAIT_FOR_REACT = 3U }
	Contains the options for descriptor retriggering. More...
enum	cy_en_dmac_transfer_size_t {   CY_DMAC_TRANSFER_SIZE_DATA = 0U,   CY_DMAC_TRANSFER_SIZE_WORD = 1U }
	Contains the options for the transfer size. More...
enum	cy_en_dmac_channel_state_t {   CY_DMAC_CHANNEL_ENABLED = 0U,   CY_DMAC_CHANNEL_DISABLED = 1U }
	Contains the options for the state of the channel when the descriptor is completed. More...
enum	cy_en_dmac_status_t {   CY_DMAC_SUCCESS = 0x0UL,   CY_DMAC_BAD_PARAM = CY_DMAC_ID | CY_PDL_STATUS_ERROR | 0x1UL }
	Contains the return values of the DMAC driver. More...

Enumeration Type Documentation

cy_en_dmac_descriptor_type_t

enum cy_en_dmac_descriptor_type_t

Contains the options for the descriptor type.

Enumerator
CY_DMAC_SINGLE_TRANSFER	Single transfer.
CY_DMAC_1D_TRANSFER	1D transfer.
CY_DMAC_2D_TRANSFER	2D transfer.
CY_DMAC_MEMORY_COPY	Memory copy.
CY_DMAC_SCATTER_TRANSFER	Scatter transfer.

cy_en_dmac_trigger_type_t

enum cy_en_dmac_trigger_type_t

Contains the options for the interrupt, trig-in and trig-out type parameters of the descriptor.

Enumerator
CY_DMAC_1ELEMENT	One element transfer.
CY_DMAC_X_LOOP	One X loop transfer.
CY_DMAC_DESCR	One descriptor transfer.
CY_DMAC_DESCR_CHAIN	Entire descriptor chain transfer.

cy_en_dmac_data_size_t

enum cy_en_dmac_data_size_t

Contains the options for the data size.

Enumerator
CY_DMAC_BYTE	One byte.
CY_DMAC_HALFWORD	Half word (two bytes).
CY_DMAC_WORD	Full word (four bytes).

cy_en_dmac_retrigger_t

enum cy_en_dmac_retrigger_t

Contains the options for descriptor retriggering.

Enumerator
CY_DMAC_RETRIG_IM	Retrigger immediately.
CY_DMAC_RETRIG_4CYC	Retrigger after 4 Clk_Slow cycles.
CY_DMAC_RETRIG_16CYC	Retrigger after 16 Clk_Slow cycles.
CY_DMAC_WAIT_FOR_REACT	Wait for trigger reactivation.

cy_en_dmac_transfer_size_t

enum cy_en_dmac_transfer_size_t

Contains the options for the transfer size.

Enumerator
CY_DMAC_TRANSFER_SIZE_DATA	As specified by dataSize.
CY_DMAC_TRANSFER_SIZE_WORD	A full word (four bytes).

cy_en_dmac_channel_state_t

enum cy_en_dmac_channel_state_t

Contains the options for the state of the channel when the descriptor is completed.

Enumerator
CY_DMAC_CHANNEL_ENABLED	Channel stays enabled.
CY_DMAC_CHANNEL_DISABLED	Channel is disabled.

cy_en_dmac_status_t

enum cy_en_dmac_status_t

Contains the return values of the DMAC driver.

Enumerator
CY_DMAC_SUCCESS	Success.
CY_DMAC_BAD_PARAM	The input parameters passed to the DMAC API are not valid.