Data Structures¶
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group
group_smif_data_structures
Typedefs
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typedef void (*
cy_smif_event_cb_t
)(uint32_t event) The SMIF user callback function type called at the end of a transfer.
- Parameters
event
: The event which caused a callback call.
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struct
SMIF_Type
¶ - #include <ip_type.h>
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struct
cy_stc_smif_config_t
- #include <cy_smif.h>
The SMIF configuration structure.
Public Members
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uint32_t
mode
Specifies the mode of operation cy_en_smif_mode_t.
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uint32_t
deselectDelay
Specifies the minimum duration of SPI de-selection between SPI transfers:
“0”: 1 clock cycle.
”1”: 2 clock cycles.
”2”: 3 clock cycles.
”3”: 4 clock cycles.
”4”: 5 clock cycles.
”5”: 6 clock cycles.
”6”: 7 clock cycles.
”7”: 8 clock cycles.
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uint32_t
rxClockSel
Specifies the clock source for the receiver clock cy_en_smif_clk_select_t.
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uint32_t
blockEvent
Specifies what happens when there is a Read from an empty RX FIFO or a Write to a full TX FIFO.
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uint32_t
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struct
cy_stc_smif_context_t
- #include <cy_smif.h>
The SMIF internal context data.
The user must not modify it.
Public Members
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uint8_t volatile const *volatile
txBufferAddress
The pointer to the data to transfer.
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uint32_t
txBufferSize
The size of the data to transmit in bytes.
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uint32_t volatile
txBufferCounter
The transfer counter.
The number of the transmitted bytes = txBufferSize - txBufferCounter
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uint8_t volatile *volatile
rxBufferAddress
The pointer to the variable where the received data is stored.
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uint32_t
rxBufferSize
The size of the data to be received in bytes.
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uint32_t volatile
rxBufferCounter
The transfer counter.
The number of the received bytes = rxBufferSize - rxBufferCounter
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uint32_t volatile
transferStatus
The status of the transfer.
The transmitting / receiving is completed / in progress
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cy_smif_event_cb_t volatile
txCompleteCb
The user-defined callback executed at the completion of a transmission.
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cy_smif_event_cb_t volatile
rxCompleteCb
The user-defined callback executed at the completion of a reception.
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uint32_t
timeout
The timeout in microseconds for the blocking functions.
This timeout value applies to all blocking APIs.
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cy_en_smif_data_rate_t
preCmdDataRate
preferred command data rate
note
This parameter is available for CAT1B devices.
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cy_en_smif_txfr_width_t
preCmdWidth
preferred command data rate
note
This parameter is available for CAT1B devices.
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cy_en_smif_data_rate_t
preXIPDataRate
preferred XIP data rate
note
This parameter is available for CAT1B devices.
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uint8_t volatile const *volatile
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typedef void (*