Analog Devices / Mbed OS EVAL-AD7606

Example Program for EVAL-AD7606

Dependencies:   platform_drivers

app/ad7606_support.h@7:054dbd5e1f45, 2021-08-03 (annotated)

Committer:
Kjansen
Date:
Tue Aug 03 11:54:49 2021 +0100
Revision:
7:054dbd5e1f45
Parent:
1:819ac9aa5667 
Modified the ADC data capture module to remove dependancy on type of ADC and it's specific operations

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mahphalke 1:819ac9aa5667 1 /***************************************************************************//**
mahphalke 1:819ac9aa5667 2 * @file ad7606_support.h
mahphalke 1:819ac9aa5667 3 * @brief Header for AD7606 No-OS driver supports
mahphalke 1:819ac9aa5667 4 ********************************************************************************
mahphalke 1:819ac9aa5667 5 * Copyright (c) 2020 Analog Devices, Inc.
mahphalke 1:819ac9aa5667 6 *
mahphalke 1:819ac9aa5667 7 * All rights reserved.
mahphalke 1:819ac9aa5667 8 *
mahphalke 1:819ac9aa5667 9 * This software is proprietary to Analog Devices, Inc. and its licensors.
mahphalke 1:819ac9aa5667 10 * By using this software you agree to the terms of the associated
mahphalke 1:819ac9aa5667 11 * Analog Devices Software License Agreement.
mahphalke 1:819ac9aa5667 12 *******************************************************************************/
mahphalke 1:819ac9aa5667 13
mahphalke 1:819ac9aa5667 14 #ifndef AD7606_SUPPORT_H_
mahphalke 1:819ac9aa5667 15 #define AD7606_SUPPORT_H_
mahphalke 1:819ac9aa5667 16
mahphalke 1:819ac9aa5667 17 /******************************************************************************/
mahphalke 1:819ac9aa5667 18 /***************************** Include Files **********************************/
mahphalke 1:819ac9aa5667 19 /******************************************************************************/
mahphalke 1:819ac9aa5667 20
mahphalke 1:819ac9aa5667 21 #include "ad7606.h"
mahphalke 1:819ac9aa5667 22
mahphalke 1:819ac9aa5667 23 /******************************************************************************/
mahphalke 1:819ac9aa5667 24 /********************** Macros and Constants Definition ***********************/
mahphalke 1:819ac9aa5667 25 /******************************************************************************/
mahphalke 1:819ac9aa5667 26
mahphalke 1:819ac9aa5667 27 /* Offset b/w two channel selections in CHx_RANGE register */
mahphalke 1:819ac9aa5667 28 #define CHANNEL_RANGE_MSK_OFFSET 4
mahphalke 1:819ac9aa5667 29
mahphalke 1:819ac9aa5667 30 /* AD7606_REG_OVERSAMPLING */
mahphalke 1:819ac9aa5667 31 #define AD7606_OVERSAMPLING_MSK GENMASK(3,0)
mahphalke 1:819ac9aa5667 32
mahphalke 1:819ac9aa5667 33 /* Default channel range for AD7606 devices */
mahphalke 1:819ac9aa5667 34 #define DEFAULT_CHN_RANGE (10.0)
mahphalke 1:819ac9aa5667 35
mahphalke 1:819ac9aa5667 36 /* Diagnostic channels Mux configurations */
mahphalke 1:819ac9aa5667 37 #define AD7606_DIAGN_MUX_CH_MSK(ch) (GENMASK(2, 0) << (3 * ((ch) % 2)))
mahphalke 1:819ac9aa5667 38 #define AD7606_DIAGN_MUX_CH_VAL(ch, val) (val << (3 * ((ch) % 2)))
mahphalke 1:819ac9aa5667 39
mahphalke 1:819ac9aa5667 40 #define AD7606_OPEN_DETECT_ENABLE_MSK(ch) (GENMASK(7,0) & (~(1 << ch)))
mahphalke 1:819ac9aa5667 41
mahphalke 1:819ac9aa5667 42 /* Diagnostic channels Mux select bits */
mahphalke 1:819ac9aa5667 43 #define ANALOG_INPUT_MUX 0X00
mahphalke 1:819ac9aa5667 44 #define TEMPERATURE_MUX 0x01
mahphalke 1:819ac9aa5667 45 #define VREF_MUX 0X02
mahphalke 1:819ac9aa5667 46 #define ALDO_MUX 0X03
mahphalke 1:819ac9aa5667 47 #define DLDO_MUX 0X04
mahphalke 1:819ac9aa5667 48 #define VDRIVE_MUX 0x05
mahphalke 1:819ac9aa5667 49
mahphalke 1:819ac9aa5667 50 /* Diagnostic Mux multiplers */
mahphalke 1:819ac9aa5667 51 #define VREF_MUX_MULTIPLIER 4.0
mahphalke 1:819ac9aa5667 52
mahphalke 1:819ac9aa5667 53 /* Unipolar inputs range bits for AD7606C */
mahphalke 1:819ac9aa5667 54 #define AD7606C_UNIPOLAR_RANGE_MIN 5
mahphalke 1:819ac9aa5667 55 #define AD7606C_UNIPOLAR_RANGE_MAX 7
mahphalke 1:819ac9aa5667 56
mahphalke 1:819ac9aa5667 57 /* Number of AD7606 registers */
mahphalke 1:819ac9aa5667 58 #define NUM_OF_REGISTERS 0x2F
mahphalke 1:819ac9aa5667 59
mahphalke 1:819ac9aa5667 60 /******************************************************************************/
mahphalke 1:819ac9aa5667 61 /********************** Variables and User Defined Data Types *****************/
mahphalke 1:819ac9aa5667 62 /******************************************************************************/
mahphalke 1:819ac9aa5667 63
mahphalke 1:819ac9aa5667 64 /* Analog input polarity */
mahphalke 1:819ac9aa5667 65 typedef enum {
mahphalke 1:819ac9aa5667 66 UNIPOLAR,
mahphalke 1:819ac9aa5667 67 BIPOLAR
mahphalke 1:819ac9aa5667 68 } polarity_e;
mahphalke 1:819ac9aa5667 69
mahphalke 1:819ac9aa5667 70 /******************************************************************************/
mahphalke 1:819ac9aa5667 71 /************************ Public Declarations *********************************/
mahphalke 1:819ac9aa5667 72 /******************************************************************************/
mahphalke 1:819ac9aa5667 73
mahphalke 1:819ac9aa5667 74 float convert_adc_raw_to_voltage(int32_t adc_raw, float scale);
mahphalke 1:819ac9aa5667 75 int32_t ad7606_read_conversion_data(struct ad7606_dev *dev, uint8_t bytes);
mahphalke 1:819ac9aa5667 76 polarity_e ad7606_get_input_polarity(uint8_t chn_range_bits);
mahphalke 1:819ac9aa5667 77
mahphalke 1:819ac9aa5667 78 #endif /* AD7606_SUPPORT_H_ */