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docs: update the description for check_speed_hz
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skywxFang committed May 23, 2023
1 parent a77f723 commit b4a9078
Showing 1 changed file with 1 addition and 1 deletion.
2 changes: 1 addition & 1 deletion components/driver/spi/include/driver/spi_master.h
Original file line number Diff line number Diff line change
Expand Up @@ -71,7 +71,7 @@ typedef struct {
uint16_t duty_cycle_pos; ///< Duty cycle of positive clock, in 1/256th increments (128 = 50%/50% duty). Setting this to 0 (=not setting it) is equivalent to setting this to 128.
uint16_t cs_ena_pretrans; ///< Amount of SPI bit-cycles the cs should be activated before the transmission (0-16). This only works on half-duplex transactions.
uint8_t cs_ena_posttrans; ///< Amount of SPI bit-cycles the cs should stay active after the transmission (0-16)
int clock_speed_hz; ///< Clock speed, divisors of the SPI `clock_source`, in Hz
int clock_speed_hz; ///< SPI clock speed in Hz. Derived from `clock_source`.
int input_delay_ns; /**< Maximum data valid time of slave. The time required between SCLK and MISO
valid, including the possible clock delay from slave to master. The driver uses this value to give an extra
delay before the MISO is ready on the line. Leave at 0 unless you know you need a delay. For better timing
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