Diff: app/src/ad7606_support.h

Revision:

0:3afcd581558d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/src/ad7606_support.h	Thu Jan 14 18:54:16 2021 +0530
@@ -0,0 +1,76 @@
+/***************************************************************************//**
+ *   @file   ad7606_support.h
+ *   @brief  Header for AD7606 No-OS driver supports
+********************************************************************************
+ * Copyright (c) 2020 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 AD7606_SUPPORT_H_
+#define AD7606_SUPPORT_H_
+
+/******************************************************************************/
+/***************************** Include Files **********************************/
+/******************************************************************************/
+
+#include "ad7606.h"
+
+/******************************************************************************/
+/********************** Macros and Constants Definition ***********************/
+/******************************************************************************/
+
+/* Offset b/w two channel selections in CHx_RANGE register */
+#define CHANNEL_RANGE_MSK_OFFSET	4
+
+/* AD7606_REG_OVERSAMPLING */
+#define AD7606_OVERSAMPLING_MSK		GENMASK(3,0)
+
+/* Default channel range for AD7606 devices */
+#define DEFAULT_CHN_RANGE	(10.0)
+
+/* Diagnostic channels Mux configurations */
+#define AD7606_DIAGN_MUX_CH_MSK(ch)			(GENMASK(2, 0) << (3 * ((ch) % 2)))
+#define AD7606_DIAGN_MUX_CH_VAL(ch, val)	(val << (3 * ((ch) % 2)))
+
+/* Diagnostic channels Mux select bits */
+#define ANALOG_INPUT_MUX	0X00
+#define TEMPERATURE_MUX		0x01
+#define VREF_MUX			0X02
+#define ALDO_MUX			0X03
+#define DLDO_MUX			0X04
+#define	VDRIVE_MUX			0x05
+
+/* Diagnostic Mux multiplers */
+#define VREF_MUX_MULTIPLIER		4.0
+
+/* Unipolar inputs range bits for AD7606C */
+#define AD7606C_UNIPOLAR_RANGE_MIN	5
+#define AD7606C_UNIPOLAR_RANGE_MAX	7
+
+/* Number of AD7606 registers */
+#define NUM_OF_REGISTERS	0x2F
+
+/******************************************************************************/
+/********************** Variables and User Defined Data Types *****************/
+/******************************************************************************/
+
+/* Analog input polarity */
+typedef enum {
+	UNIPOLAR,
+	BIPOLAR
+} polarity_e;
+
+/******************************************************************************/
+/************************ Public Declarations *********************************/
+/******************************************************************************/
+
+float convert_adc_raw_to_voltage(int32_t adc_raw, float scale);
+int32_t ad7606_read_conversion_data(struct ad7606_dev *dev, uint8_t bytes);
+polarity_e ad7606_get_input_polarity(uint8_t chn_range_bits);
+
+#endif /* AD7606_SUPPORT_H_ */