comparator_wch_ch5xx.h File Reference

Header file for WCH CH5xx comparator driver. More...

#include <zephyr/device.h>

Go to the source code of this file.

Enumerations
enum	comp_nref_level {   COMP_NREF_LEVEL_50 = 0 , COMP_NREF_LEVEL_100 , COMP_NREF_LEVEL_150 , COMP_NREF_LEVEL_200 ,   COMP_NREF_LEVEL_250 , COMP_NREF_LEVEL_300 , COMP_NREF_LEVEL_350 , COMP_NREF_LEVEL_400 ,   COMP_NREF_LEVEL_450 , COMP_NREF_LEVEL_500 , COMP_NREF_LEVEL_550 , COMP_NREF_LEVEL_600 ,   COMP_NREF_LEVEL_650 , COMP_NREF_LEVEL_700 , COMP_NREF_LEVEL_750 , COMP_NREF_LEVEL_800 }
	Available negative reference levels. More...

Functions
int	comparator_wch_set_nref_level (const struct device *dev, enum comp_nref_level level)
	Set the negative reference level for the comparator.

Detailed Description

Header file for WCH CH5xx comparator driver.

Enumeration Type Documentation

comp_nref_level

enum comp_nref_level

Available negative reference levels.

Enumerator
COMP_NREF_LEVEL_50	50 mV internal negative reference
COMP_NREF_LEVEL_100	100 mV internal negative reference
COMP_NREF_LEVEL_150	150 mV internal negative reference
COMP_NREF_LEVEL_200	200 mV internal negative reference
COMP_NREF_LEVEL_250	250 mV internal negative reference
COMP_NREF_LEVEL_300	300 mV internal negative reference
COMP_NREF_LEVEL_350	350 mV internal negative reference
COMP_NREF_LEVEL_400	400 mV internal negative reference
COMP_NREF_LEVEL_450	450 mV internal negative reference
COMP_NREF_LEVEL_500	500 mV internal negative reference
COMP_NREF_LEVEL_550	550 mV internal negative reference
COMP_NREF_LEVEL_600	600 mV internal negative reference
COMP_NREF_LEVEL_650	650 mV internal negative reference
COMP_NREF_LEVEL_700	700 mV internal negative reference
COMP_NREF_LEVEL_750	750 mV internal negative reference
COMP_NREF_LEVEL_800	800 mV internal negative reference

Function Documentation

comparator_wch_set_nref_level()

int comparator_wch_set_nref_level	(	const struct device *	dev,
		enum comp_nref_level	level )

Set the negative reference level for the comparator.

Parameters

dev	Comparator device
level	Negative reference level to set

Returns

0 on success, negative errno value on failure.