Diff: app/ad7124_regs_configs.h

Revision:

0:08ba94bc5a30

Child:

5:90166c496b01

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/ad7124_regs_configs.h	Fri Feb 19 16:26:06 2021 +0530
@@ -0,0 +1,188 @@
+/***************************************************************************//*
+ * @file    ad7124_reg_app_config.h
+ * @brief   Register configurations global defines
+ * @details
+******************************************************************************
+ * Copyright (c) 2021 Analog Devices, Inc. All Rights Reserved.
+ *
+ * This software is proprietary to Analog Devices, Inc. and its licensors.
+ * By using this software you agree to the terms of the associated
+ * Analog Devices Software License Agreement.
+******************************************************************************/
+
+#ifndef AD7124_REGS_CONFIGS_H_
+#define AD7124_REGS_CONFIGS_H_
+
+/******************************************************************************/
+/***************************** Include Files **********************************/
+/******************************************************************************/
+
+#include "app_config.h"
+#include "ad7124.h"
+
+/******************************************************************************/
+/********************* Macros and Constants Definitions ***********************/
+/******************************************************************************/
+
+/* 2-wire RTD configurations */
+#define	RTD1_2WIRE_IOUT0	0	// AIN0
+#define	RTD2_2WIRE_IOUT0	1	// AIN1
+#define	RTD3_2WIRE_IOUT0	8	// AIN8
+#define	RTD4_2WIRE_IOUT0	11	// AIN11
+#define	RTD5_2WIRE_IOUT0	14	// AIN14
+
+#define	RTD1_2WIRE_AINP		2	// AIN2
+#define	RTD2_2WIRE_AINP		4	// AIN4
+#define	RTD3_2WIRE_AINP		6	// AIN6
+#define	RTD4_2WIRE_AINP		9	// AIN9
+#define	RTD5_2WIRE_AINP		12	// AIN12
+
+#define	RTD1_2WIRE_AINM		3	// AIN3
+#define	RTD2_2WIRE_AINM		5	// AIN5
+#define	RTD3_2WIRE_AINM		7	// AIN7
+#define	RTD4_2WIRE_AINM		10	// AIN10
+#define	RTD5_2WIRE_AINM		13	// AIN13
+
+/* 3-wire RTD configurations */
+#define	RTD1_3WIRE_IOUT0	0	// AIN0
+#define	RTD2_3WIRE_IOUT0	6	// AIN6
+#define	RTD3_3WIRE_IOUT0	10	// AIN10
+#define	RTD4_3WIRE_IOUT0	14	// AIN14
+
+#define	RTD1_3WIRE_IOUT1	1	// AIN1
+#define	RTD2_3WIRE_IOUT1	7	// AIN7
+#define	RTD3_3WIRE_IOUT1	11	// AIN11
+#define	RTD4_3WIRE_IOUT1	15	// AIN15
+
+#define	RTD1_3WIRE_AINP		2	// AIN2
+#define	RTD2_3WIRE_AINP		4	// AIN4
+#define	RTD3_3WIRE_AINP		8	// AIN8
+#define	RTD4_3WIRE_AINP		12	// AIN12
+
+#define	RTD1_3WIRE_AINM		3	// AIN3
+#define	RTD2_3WIRE_AINM		5	// AIN5
+#define	RTD3_3WIRE_AINM		9	// AIN9
+#define	RTD4_3WIRE_AINM		13	// AIN13
+
+#define RTD_3WIRE_IOUT_MEASURE_CALIB_TYPE_GAIN	0	// Gain=1
+#define RTD_3WIRE_IOUT_CHOPPING_CALIB_TYPE_GAIN	5	// Gain=32
+
+/* 3-wire RTD excitation current measurement inputs (for calibration) */
+#if defined(AD7124_8)
+#define	RTD_3WIRE_EXC_MEASURE_AINP		14	// AIN14
+#define	RTD_3WIRE_EXC_MEASURE_AINM		15	// AIN15
+#else
+#define	RTD_3WIRE_EXC_MEASURE_AINP		6	// AIN6
+#define	RTD_3WIRE_EXC_MEASURE_AINM		7	// AIN7
+#endif
+
+
+/* 4-wire RTD configurations */
+#define	RTD1_4WIRE_IOUT0	0	// AIN0
+#define	RTD2_4WIRE_IOUT0	1	// AIN1
+#define	RTD3_4WIRE_IOUT0	8	// AIN8
+#define	RTD4_4WIRE_IOUT0	11	// AIN11
+#define	RTD5_4WIRE_IOUT0	14	// AIN14
+
+#define	RTD1_4WIRE_AINP		2	// AIN2
+#define	RTD2_4WIRE_AINP		4	// AIN4
+#define	RTD3_4WIRE_AINP		6	// AIN6
+#define	RTD4_4WIRE_AINP		9	// AIN9
+#define	RTD5_4WIRE_AINP		12	// AIN12
+
+#define	RTD1_4WIRE_AINM		3	// AIN3
+#define	RTD2_4WIRE_AINM		5	// AIN5
+#define	RTD3_4WIRE_AINM		7	// AIN7
+#define	RTD4_4WIRE_AINM		10	// AIN10
+#define	RTD5_4WIRE_AINM		13	// AIN13
+
+/* RTD common configurations */
+#define RTD_IOUT0_500UA_EXC		4	// 500uA IOUT0 excitation current
+#define RTD_IOUT1_500UA_EXC		4	// 500uA IOUT1 excitation current
+#define RTD_IOUT0_250UA_EXC		3	// 250uA IOUT0 excitation current
+#define RTD_IOUT1_250UA_EXC		3	// 250uA IOUT1 excitation current
+#define RTD_IOUT_EXC_OFF		0	// Excitation current is off
+#define RTD_GAIN_VALUE			4	// Gain=16
+
+
+/* NTC Thermistor configurations */
+#define NTC1_THERMISTOR_AINP	0	// AIN0
+#define NTC2_THERMISTOR_AINP	2	// AIN2
+#define NTC3_THERMISTOR_AINP	4	// AIN4
+#define NTC4_THERMISTOR_AINP	6	// AIN6
+#define NTC5_THERMISTOR_AINP	8	// AIN8
+#define NTC6_THERMISTOR_AINP	10	// AIN10
+#define NTC7_THERMISTOR_AINP	12	// AIN12
+#define NTC8_THERMISTOR_AINP	14	// AIN14
+
+#define NTC1_THERMISTOR_AINM	1	// AIN1
+#define NTC2_THERMISTOR_AINM	3	// AIN3
+#define NTC3_THERMISTOR_AINM	5	// AIN5
+#define NTC4_THERMISTOR_AINM	7	// AIN7
+#define NTC5_THERMISTOR_AINM	9	// AIN9
+#define NTC6_THERMISTOR_AINM	11	// AIN11
+#define NTC7_THERMISTOR_AINM	13	// AIN13
+#define NTC8_THERMISTOR_AINM	15	// AIN15
+
+/* NTC Thermistor common configurations */
+#define THERMISTOR_GAIN_VALUE	0	// Gain=1
+
+
+/* Thermocouple configurations */
+#define THERMOCOUPLE1_AINP		2	// AIN2
+#define THERMOCOUPLE2_AINP		6	// AIN6
+#define THERMOCOUPLE3_AINP		8	// AIN8
+#define THERMOCOUPLE4_AINP		10	// AIN10
+#define THERMOCOUPLE5_AINP		12	// AIN12
+#define THERMOCOUPLE6_AINP		14	// AIN14
+
+#define THERMOCOUPLE1_AINM		3	// AIN3
+#define THERMOCOUPLE2_AINM		7	// AIN7
+#define THERMOCOUPLE3_AINM		9	// AIN9
+#define THERMOCOUPLE4_AINM		11	// AIN11
+#define THERMOCOUPLE5_AINM		13	// AIN13
+#define THERMOCOUPLE6_AINM		15	// AIN15
+
+/* Thermocouple common configurations */
+#define THERMOCOUPLE_GAIN_VALUE		7	// Gain=128
+
+/* Cold Junction configurations for thermocouple compensation */
+#define CJC_4WIRE_RTD_AINP			4	// AIN4
+#define CJC_4WIRE_RTD_AINM			5	// AIN5
+#define	CJC_4WIRE_RTD_IOUT0			1	// AIN1
+#define	CJC_4WIRE_RTD_IOUT0_EXC		RTD_IOUT0_500UA_EXC	// 500uA
+
+#define CJC_PTC_THERMISTOR_AINP		4	// AIN4
+#define CJC_PTC_THERMISTOR_AINM		5	// AIN5
+#define CJC_PTC_THERMISTOR_IOUT0	1	// AIN1
+#define	CJC_PTC_THERMISTOR_IOUT0_EXC 4	// 500uA
+
+/* ADC internal calibration configurations */
+#define ADC_CALIBRATION_GAIN		1	// Gain = 2
+#define ADC_CALIBRATION_PWR_MODE	0	// Low power mode
+#define ADC_CALIBRATION_REF_SRC		2	// Internal Vref
+
+/* CJC sensor types supported for thermocouple measurement */
+typedef enum {
+	PT100_4WIRE_RTD,
+	THERMISTOR_PTC_KY81_110,
+	PT1000_4WIRE_RTD,
+	NUM_OF_CJC_SENSORS
+} cjc_sensor_type;
+
+/******************************************************************************/
+/********************** Public/Extern Declarations ****************************/
+/******************************************************************************/
+
+/*
+ * Arrays holding the info for the AD7124 registers - address, initial value,
+ * size and access type.
+ */
+extern const struct ad7124_st_reg ad7124_regs_config_2wire_rtd[AD7124_REG_NO];
+extern const struct ad7124_st_reg ad7124_regs_config_3wire_rtd[AD7124_REG_NO];
+extern const struct ad7124_st_reg ad7124_regs_config_4wire_rtd[AD7124_REG_NO];
+extern const struct ad7124_st_reg ad7124_regs_config_thermistor[AD7124_REG_NO];
+extern const struct ad7124_st_reg
+	ad7124_regs_config_thermocouple[AD7124_REG_NO];
+
+#endif /* AD7124_REGS_CONFIGS_H_ */