mcp9600.h

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/*
 * Copyright (c) 2025 Thomas Schmid <tom@lfence.de>
 *
 * SPDX-License-Identifier: Apache-2.0
 */

 
#ifndef ZEPHYR_INCLUDE_DRIVERS_SENSOR_MCP9600H_
#define ZEPHYR_INCLUDE_DRIVERS_SENSOR_MCP9600H_

 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
#include <zephyr/drivers/sensor.h>

enum sensor_channel_mcp9600 {
        SENSOR_CHAN_MCP9600_COLD_JUNCTION_TEMP = SENSOR_CHAN_PRIV_START,
        SENSOR_CHAN_MCP9600_HOT_JUNCTION_TEMP,
        SENSOR_CHAN_MCP9600_DELTA_TEMP,
        SENSOR_CHAN_MCP9600_RAW_ADC,
};

enum sensor_attribute_mcp9600 {
        SENSOR_ATTR_MCP9600_ADC_RES = SENSOR_ATTR_PRIV_START,
        SENSOR_ATTR_MCP9600_FILTER_COEFFICIENT,
        SENSOR_ATTR_MCP9600_THERMOCOUPLE_TYPE,
        SENSOR_ATTR_MCP9600_COLD_JUNCTION_RESOLUTION,
        SENSOR_ATTR_MCP9600_DEV_ID, 
};

#define MCP9600_ATTR_VALUE_TYPE_K 0x0
#define MCP9600_ATTR_VALUE_TYPE_J 0x1
#define MCP9600_ATTR_VALUE_TYPE_T 0x2
#define MCP9600_ATTR_VALUE_TYPE_N 0x3
#define MCP9600_ATTR_VALUE_TYPE_S 0x4
#define MCP9600_ATTR_VALUE_TYPE_E 0x5
#define MCP9600_ATTR_VALUE_TYPE_B 0x6
#define MCP9600_ATTR_VALUE_TYPE_R 0x7
 

#define MCP9600_ATTR_VALUE_ADC_RES_18BIT 0x0
#define MCP9600_ATTR_VALUE_ADC_RES_16BIT 0x1
#define MCP9600_ATTR_VALUE_ADC_RES_14BIT 0x2
#define MCP9600_ATTR_VALUE_ADC_RES_12BIT 0x3
 

#define MCP9600_ATTR_VALUE_COLD_JUNC_TMP_RES_0_0625C 0x0
#define MCP9600_ATTR_VALUE_COLD_JUNC_TMP_RES_0_25C   0x1
 
#ifdef __cplusplus
}
#endif /* __cplusplus */

 
#endif /* ZEPHYR_INCLUDE_DRIVERS_SENSOR_MCP9600H_ */