app_config.h

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/*************************************************************************/
#ifndef _APP_CONFIG_H_
#define _APP_CONFIG_H_
 
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
 
#include <stdint.h>
#include "ad4170.h"
#include "common_macros.h"
 
/******************************************************************************/
/********************** Macros and Constants Definition ***********************/
/******************************************************************************/
 
/* Macros for stringification */
#define XSTR(s)     #s
#define STR(s)      XSTR(s)
 
/* List of demo mode configurations */
#define     USER_DEFAULT_CONFIG     0
#define     RTD_2WIRE_CONFIG        1
#define     RTD_3WIRE_CONFIG        2
#define     RTD_4WIRE_CONFIG        3
#define     THERMISTOR_CONFIG       4
#define     THERMOCOUPLE_CONFIG     5
#define     ACCELEROMETER_CONFIG    6
#define     LOADCELL_CONFIG         7
 
/* List of data capture modes for AD4170 device */
#define CONTINUOUS_DATA_CAPTURE     0
#define BURST_DATA_CAPTURE          1
 
/* List of supported interface modes for data capturing */
#define TDM_MODE    0
#define SPI_INTERRUPT_MODE  1
#define SPI_DMA_MODE    2
 
/* List of supported IIO clients
 * - Local client is supported only on DISCO-F769NI (mbed & stm32 platform).
 * - DISCO-F769NI only supports local client.
 * */
#define IIO_CLIENT_REMOTE   1   // Remote (PC) IIO client
#define IIO_CLIENT_LOCAL    2   // Local (display) IIO client
 
// **** Note for User: ACTIVE_DEVICE selection ****//
/* Define the device type from the list of below device type defines (one at a time)
 * e.g. #define DEV_AD4170 -> This will make AD4170 as an ACTIVE_DEVICE.
 * The ACTIVE_DEVICE is default set to AD4170 if device type is not defined.
 * */
//#define DEV_AD4170
 
#if defined(DEV_AD4170)
#define ACTIVE_DEVICE_NAME  "ad4170"
#define DEVICE_NAME         "DEV_AD4170"
#define ACTIVE_DEVICE_ID    ID_AD4170
#define HW_MEZZANINE_NAME   "EVAL-AD4170-4ARDZ"
#elif defined (DEV_AD4190)
#define ACTIVE_DEVICE_NAME  "ad4190"
#define DEVICE_NAME         "DEV_AD4190"
#define ACTIVE_DEVICE_ID    ID_AD4190
#define HW_MEZZANINE_NAME   "EVAL-AD4190-4ARDZ"
#else
#warning No/Unsupported ADxxxxy symbol defined. AD4170 defined
#define DEV_AD4170
#define ACTIVE_DEVICE_NAME  "ad4170"
#define DEVICE_NAME         "DEV_AD4170"
#define ACTIVE_DEVICE_ID    ID_AD4170
#define HW_MEZZANINE_NAME   "EVAL-AD4170-4ARDZ"
#endif
 
/* Note: The below macro and the type of digital filter chosen together
 * decides the output data rate to be configured for the device.
 * Filter configuration can be modified by changing the macro "AD4170_FILTER_CONFIG"
 * in the respective user configuration header file.
 * Please refer to the datasheet for more details on the other filter configurations.
 * It has to be noted that this is not the maximum ODR permissible by the device, but
 * a value specific to the NUCLEO-H563ZI/SDP-K1 platform tested with a 10MHz SPI clock. The maximum
 * ODR might vary across platforms and data continuity is not guaranteed above this ODR
 * on the IIO Client*/
 
/* Value corresponding to 24KSPS ODR (per channel) with Sinc5 average filter */
#define FS_SINC5_AVG_24_KSPS    20
 
/* Value corresponding to 512ksps ODR (per channel) with Sinc5 filter */
#define FS_SINC5_512_KSPS       1
 
/* Value corresponding to 62.5 ODR (per channel) with Sinc3 filter */
#define FS_SINC3_62P5_KSPS      4
 
/* Select the active platform (default is STM32) */
#if !defined(ACTIVE_PLATFORM)
#define ACTIVE_PLATFORM     STM32_PLATFORM
#endif
 
/* Select active IIO client */
#if !defined(ACTIVE_IIO_CLIENT)
#define ACTIVE_IIO_CLIENT   IIO_CLIENT_REMOTE
#endif
 
/* Note: The STM32 platform supports SPI interrupt and TDM DMA data capturing
 * using the Nucleo-H563ZI and SPI DMA Mode using the SDP-K1
 * while the MBED platform supports only SPI interrupt Mode */
#if !defined(INTERFACE_MODE)
#if (ACTIVE_PLATFORM == STM32_PLATFORM)
/* Note: SDP-K1 supports only SPI DMA Mode in stm32 platform*/
#if defined (TARGET_SDP_K1)
#define INTERFACE_MODE SPI_DMA_MODE
#elif defined(NUCLEO_H563) // Nucleo H563
#define INTERFACE_MODE TDM_MODE
#else
#define INTERFACE_MODE SPI_INTERRUPT_MODE
#endif
#else // Mbed
#define INTERFACE_MODE SPI_INTERRUPT_MODE
#endif
#endif
 
/* Select the demo mode configuration (default is user config) */
#if !defined(ACTIVE_DEMO_MODE_CONFIG)
#define ACTIVE_DEMO_MODE_CONFIG     USER_DEFAULT_CONFIG
#endif
 
/* Select the ADC data capture mode (default is CC mode) */
#if !defined(DATA_CAPTURE_MODE)
#define DATA_CAPTURE_MODE   BURST_DATA_CAPTURE
#endif
 
/* Enable the UART/VirtualCOM port connection (default VCOM) */
//#define USE_PHY_COM_PORT      // Uncomment to select UART
 
#if !defined(USE_PHY_COM_PORT)
#define USE_VIRTUAL_COM_PORT
#endif
 
#if (ACTIVE_PLATFORM == STM32_PLATFORM)
#include "app_config_stm32.h"
 
#define spi_extra_init_params   stm32_spi_extra_init_params
#define uart_extra_init_params  stm32_uart_extra_init_params
#define trigger_gpio_extra_init_params  stm32_trigger_gpio_extra_init_params
#define trigger_gpio_irq_extra_params   stm32_trigger_gpio_irq_init_params
#define gpio_dig_aux1_extra_init_params stm32_dig_aux1_gpio_extra_init_params
#define gpio_dig_aux2_extra_init_params stm32_dig_aux2_gpio_extra_init_params
#define gpio_sync_inb_extra_init_params stm32_sync_inb_gpio_extra_init_params
#define csb_gpio_extra_init_params      stm32_csb_gpio_extra_init_params
#define ticker_int_extra_init_params    stm32_ticket_int_init_params
#define tdm_extra_init_params stm32_tdm_extra_init_params
#define i2c_extra_init_params stm32_i2c_extra_init_params
#define tx_trigger_extra_init_params  stm32_tx_trigger_extra_init_params
#define vcom_extra_init_params      stm32_vcom_extra_init_params
 
#define spi_ops     stm32_spi_ops
#define uart_ops    stm32_uart_ops
#define gpio_ops    stm32_gpio_ops
#define i2c_ops     stm32_i2c_ops
#define irq_ops     stm32_gpio_irq_ops
#define tdm_ops      stm32_tdm_platform_ops
#define DMA_IRQ_ID           GPDMA1_Channel7_IRQn
#define trigger_gpio_irq_ops stm32_gpio_irq_ops
#define dma_ops stm32_dma_ops
#define pwm_ops      stm32_pwm_ops
#define vcom_ops                    stm32_usb_uart_ops
 
#define TRIGGER_GPIO_PORT           DIG_AUX_1_PORT
#define TRIGGER_GPIO_PIN            DIG_AUX_1
#define TRIGGER_GPIO_IRQ_CTRL_ID    TRIGGER_GPIO_PIN
#define CSB_GPIO_PORT               STM32_SPI_CS_PORT
 
#define SPI_DEVICE_ID       STM32_SPI_ID
#define I2C_DEVICE_ID       STM32_I2C_ID
#define TRIGGER_INT_ID      0 // unused
#define trigger_gpio_handle 0 // unused
#else
#error "No/Invalid active platform selected"
#endif
 
/* List the differential/single-ended channels based on active device.
 * Note : There can be max 16 channels in the device sequencer but since
 * input pairs can be only 3/6/4/8/16, only those many channels are exposed
 * out, based on the user selected channel configuration.
 **/
#if defined(DEV_AD4170)
#define DIFFERENTIAL_CHNS   4
#define SINGLE_ENDED_CHNS   8
#elif defined(DEV_AD4171)
#define DIFFERENTIAL_CHNS   8
#define SINGLE_ENDED_CHNS   16
#elif defined(DEV_AD4172)
#define DIFFERENTIAL_CHNS   3
#define SINGLE_ENDED_CHNS   6
#elif defined (DEV_AD4190)
#define DIFFERENTIAL_CHNS   4
#define SINGLE_ENDED_CHNS   8
#endif
 
/* Include user config files and params according to active/selected demo mode config */
#if (ACTIVE_DEMO_MODE_CONFIG == USER_DEFAULT_CONFIG)
#include "ad4170_user_config.h"
#define ad4170_init_params  ad4170_user_config_params
#elif ((ACTIVE_DEMO_MODE_CONFIG == RTD_2WIRE_CONFIG) || \
(ACTIVE_DEMO_MODE_CONFIG == RTD_3WIRE_CONFIG) || (ACTIVE_DEMO_MODE_CONFIG == RTD_4WIRE_CONFIG))
#include "ad4170_rtd_config.h"
#define ad4170_init_params  ad4170_rtd_config_params
#elif (ACTIVE_DEMO_MODE_CONFIG == THERMISTOR_CONFIG)
#include "ad4170_thermistor_config.h"
#define ad4170_init_params  ad4170_thermistor_config_params
#elif (ACTIVE_DEMO_MODE_CONFIG == THERMOCOUPLE_CONFIG)
#include "ad4170_thermocouple_config.h"
#define ad4170_init_params  ad4170_thermocouple_config_params
#elif (ACTIVE_DEMO_MODE_CONFIG == ACCELEROMETER_CONFIG)
#include "ad4170_accelerometer_config.h"
#define ad4170_init_params  ad4170_accelerometer_config_params
#elif (ACTIVE_DEMO_MODE_CONFIG == LOADCELL_CONFIG)
#include "ad4170_loadcell_config.h"
#define ad4170_init_params  ad4170_loadcell_config_params
#else
#include "ad4170_user_config.h"
#define ad4170_init_params  ad4170_user_config_params
#warning "No/Invalid active demo config selected, user config used as default"
#endif
 
/* ADC resolution for active device */
#define ADC_RESOLUTION      24
 
/* Bytes per sample */
#define BYTES_PER_SAMPLE    sizeof(uint32_t)    // For ADC resolution of 24-bits
 
/* ADC max count (full scale value) for unipolar inputs */
#define ADC_MAX_COUNT_UNIPOLAR  (uint32_t)((1 << ADC_RESOLUTION) - 1)
 
/* ADC max count (full scale value) for bipolar inputs */
#define ADC_MAX_COUNT_BIPOLAR   (uint32_t)(1 << (ADC_RESOLUTION-1))
 
/* Default ADC reference voltages for each reference source */
#define AD4170_REFIN_REFIN1_VOLTAGE     2.5
#define AD4170_REFIN_REFIN2_VOLTAGE     2.5
#define AD4170_REFIN_AVDD_VOLTAGE       5.0
#define AD4170_REFIN_REFOUT_VOLTAGE     2.5
 
/****** Macros used to form a VCOM serial number ******/
#define FIRMWARE_NAME   "ad4170_iio"
 
#if !defined(PLATFORM_NAME)
#define PLATFORM_NAME   HW_CARRIER_NAME
#endif
 
/* Below USB configurations (VID and PID) are owned and assigned by ADI.
 * If intended to distribute software further, use the VID and PID owned by your
 * organization */
#define VIRTUAL_COM_PORT_VID    0x0456
#define VIRTUAL_COM_PORT_PID    0xb66c
/* Serial number string is formed as: application name + device (target) name + platform (host) name */
#define VIRTUAL_COM_SERIAL_NUM  (FIRMWARE_NAME "_" DEVICE_NAME "_" STR(PLATFORM_NAME))
 
/* Baud rate for IIO application UART interface */
#define IIO_UART_BAUD_RATE  (230400)
 
/* Enable/Disable the use of SDRAM for ADC data capture buffer */
#if defined (TARGET_SDP_K1)
#define USE_SDRAM       // Comment to disable SDRAM for data buffer
#endif
 
/* Calculations for sampling frequency (used to define timeout in IIO client):
 * Note: Below calculations are based on default user configurations set in the
 *        ad4170_xyz_config.h files. These configurations are used for data capturing.
 * Clock: Internal 16Mhz oscillotor
 * Filter Type: Selected in user config files
 * Filter FS: Selected in user config files
 * Filter ODR Average (as defined in datasheet): Selected in user config files
 **/
/* AD4170 default internal clock frequency (Fclock = 16Mhz)*/
#define AD4170_INTERNAL_CLOCK           (16000000U)
 
/* Default sampling frequency for AD4170 (in SPS) */
#define AD4170_DEFLT_SAMPLING_FREQUENCY (AD4170_INTERNAL_CLOCK / FS_TO_ODR_CONV_SCALER)
 
/******************************************************************************/
/************************ Public Declarations *********************************/
/******************************************************************************/
 
extern struct no_os_gpio_init_param gpio_init_ldac_n;
extern struct no_os_gpio_init_param gpio_init_rdy;
extern struct no_os_gpio_init_param gpio_init_sync_inb;
extern struct no_os_gpio_desc *led_gpio_desc;
extern struct no_os_uart_desc *uart_desc;
extern struct no_os_gpio_desc *trigger_gpio_desc;
extern struct no_os_gpio_desc *csb_gpio_desc;
extern struct no_os_spi_init_param spi_init_params;
extern struct no_os_irq_ctrl_desc *trigger_irq_desc;
extern struct no_os_tdm_desc *ad4170_tdm_desc;
extern struct no_os_eeprom_desc *eeprom_desc;
extern struct no_os_pwm_desc *tx_trigger_desc;
int32_t init_system(void);
void ticker_callback(void *ctx);
 
#endif //_APP_CONFIG_H_