app_config.h

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/*************************************************************************/
#ifndef APP_CONFIG_H
#define APP_CONFIG_H
 
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
 
#include <stdint.h>
 
/******************************************************************************/
/********************** Macros and Constants Definition ***********************/
/******************************************************************************/
 
/* List of supported platforms */
#define MBED_PLATFORM       0
#define STM32_PLATFORM      1
 
/* List of data capture modes for AD469X device */
#define CONTINUOUS_DATA_CAPTURE     0
#define BURST_DATA_CAPTURE          1
 
/* List of available polarity modes */
#define UNIPOLAR_MODE           0
#define PSEUDO_BIPOLAR_MODE     1
 
/* List of data capture methods supported by hardware platform */
#define SPI_DMA                         0
#define SPI_INTERRUPT                   1
 
/* Select the ADC data capture mode (default is CC mode) */
#if !defined(DATA_CAPTURE_MODE)
#define DATA_CAPTURE_MODE     CONTINUOUS_DATA_CAPTURE
#endif
 
/* Select the active platform (default is Mbed) */
#if !defined(ACTIVE_PLATFORM)
#define ACTIVE_PLATFORM     MBED_PLATFORM
#endif
 
/* Note: The STM32 platform supports SPI interrupt and SPI DMA Mode
 * for data capturing. The MBED platform supports only SPI interrupt mode
 * */
#if !defined(INTERFACE_MODE)
#if (ACTIVE_PLATFORM == STM32_PLATFORM)
#define INTERFACE_MODE   SPI_DMA
#else // Mbed
#define INTERFACE_MODE   SPI_INTERRUPT
#endif
#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
 
/* Macros for stringification */
#define XSTR(s)     #s
#define STR(s)      XSTR(s)
 
#if (ACTIVE_PLATFORM == MBED_PLATFORM)
#include "app_config_mbed.h"
#define HW_CARRIER_NAME     TARGET_NAME
#define uart_extra_init_params      mbed_uart_extra_init_params
#define vcom_extra_init_params      mbed_vcom_extra_init_params
#define bsy_extra_init_params  mbed_gpio_bsy_extra_init_params
#define cnv_extra_init_params       mbed_gpio_cnv_extra_init_params
#define reset_extra_init_params     mbed_gpio_reset_extra_init_params
#define trigger_gpio_irq_extra_params mbed_trigger_gpio_irq_init_params
#define spi_extra_init_params       mbed_spi_extra_init_params
#define pwm_extra_init_params       mbed_pwm_extra_init_params
#define i2c_extra_init_params       mbed_i2c_extra_init_params
 
#elif (ACTIVE_PLATFORM == STM32_PLATFORM)
#include "app_config_stm32.h"
#define HW_CARRIER_NAME             TARGET_NAME
/* Redefine the init params structure mapping w.r.t. platform */
#define uart_extra_init_params        stm32_uart_extra_init_params
#define spi_extra_init_params         stm32_spi_extra_init_params
#define cnv_extra_init_params         stm32_gpio_cnv_extra_init_params
#define pwm_extra_init_params         stm32_pwm_cnv_extra_init_params
#define pwm_gpio_extra_init_params    stm32_pwm_gpio_extra_init_params
#define bsy_extra_init_params         stm32_gpio_gp0_extra_init_params
#define gp1_extra_init_params         stm32_gpio_gp1_extra_init_params
#define trigger_gpio_irq_extra_params stm32_gpio_irq_extra_init_params
#define reset_extra_init_params       stm32_gpio_reset_extra_init_params
#define cs_extra_init_params          stm32_cs_extra_init_params
#define tx_trigger_extra_init_params  stm32_tx_trigger_extra_init_params
#define cs_pwm_gpio_extra_init_params stm32_cs_pwm_gpio_extra_init_params
#else
#error "No/Invalid active platform selected"
#endif
 
// **** Note for User: ACTIVE_DEVICE selection **** //
/* Define the device type here from the list of below device type defines
 * (one at a time. Defining more than one device can result into compile error).
 * e.g. #define DEV_AD4696 -> This will make AD4696 as an ACTIVE_DEVICE.
 * The ACTIVE_DEVICE is default set to AD4696 if device type is not defined.
 * */
 
//#define DEV_AD4696
 
#if defined(DEV_AD4696)
#define ACTIVE_DEVICE       ID_AD4696
#define ACTIVE_DEVICE_NAME  "ad4696"
#define HW_MEZZANINE_NAME   "EVAL-AD4696-ARDZ"
#define NO_OF_CHANNELS      16
#else
#warning No/Unsupported ADxxxxy symbol defined. AD4696 defined
#define DEV_AD4696
#define ACTIVE_DEVICE       ID_AD4696
#define ACTIVE_DEVICE_NAME  "ad4696"
#define HW_MEZZANINE_NAME   "EVAL-AD4696-ARDZ"
#define NO_OF_CHANNELS      16
#endif
 
#define ADC_RESOLUTION      16
 
// **** Note for User: Polarity Mode selection **** //
/* Since the pin pairing option is same for all the channels in
 * standard sequencer mode, hence polarity mode for all the
 * channels is also kept same to avoid stale ADC output codes.
 * Make sure to change the JP6 jumper position on the Eval board to A
 * to use the PSEUDO_BIPOLAR_MODE.
 *
 * Select Pseudo bipolar mode (default is unipolar mode) for all the channels.
 * e.g. #define PSEUDO_BIPOLAR_MODE -> This will enable the PSEUDO_BIPOLAR_MODE
 * for all the channels.
 * */
#define DEFAULT_POLARITY_MODE    PSEUDO_BIPOLAR_MODE
 
/* 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))
 
/* Baud rate for IIO application UART interface */
#define IIO_UART_BAUD_RATE  (230400)
 
/****** Macros used to form a VCOM serial number ******/
#if !defined(DEVICE_NAME)
#define DEVICE_NAME     "DEV_AD4696"
#endif
 
/* Used to form a VCOM serial number */
#define FIRMWARE_NAME   "ad469x_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)
 
/* Check if any serial port available for use as console stdio port */
#if defined(USE_PHY_COM_PORT)
/* If PHY com is selected, VCOM or alternate PHY com port can act as a console stdio port */
#if (ACTIVE_PLATFORM == MBED_PLATFORM)
#define CONSOLE_STDIO_PORT_AVAILABLE
#endif
#else
/* If VCOM is selected, PHY com port will/should act as a console stdio port */
#define CONSOLE_STDIO_PORT_AVAILABLE
#endif
 
/* Enable/Disable the use of SDRAM for ADC data capture buffer */
//#define USE_SDRAM     // Uncomment to use SDRAM as data buffer
 
/* Bytes per sample. This count should divide the total 256 bytes into 'n' equivalent
 * ADC samples as IIO library requests only 256bytes of data at a time in a given
 * data read query.
 * For 1 to 8-bit ADC, bytes per sample = 1 (2^0)
 * For 9 to 16-bit ADC, bytes per sample = 2 (2^1)
 * For 17 to 32-bit ADC, bytes per sample = 4 (2^2)
 **/
#define BYTES_PER_SAMPLE    sizeof(uint16_t)    // For ADC resolution of 16-bits
 
/* Number of data storage bits (needed for IIO client to plot ADC data) */
#define CHN_STORAGE_BITS    (BYTES_PER_SAMPLE * 8)
 
/******************************************************************************/
/********************** Variables and User Defined Data Types *****************/
/******************************************************************************/
 
/******************************************************************************/
/************************ Public Declarations *********************************/
/******************************************************************************/
extern struct no_os_uart_desc *uart_iio_com_desc;
extern struct no_os_pwm_desc *pwm_desc;
extern struct no_os_irq_ctrl_desc *trigger_irq_desc;
extern struct no_os_eeprom_desc *eeprom_desc;
#if (INTERFACE_MODE == SPI_DMA)
extern struct no_os_pwm_init_param cs_init_params;
extern struct no_os_dma_init_param ad469x_dma_init_param;
extern struct no_os_gpio_init_param pwm_gpio_params;
extern struct no_os_gpio_init_param cs_pwm_gpio_params;
extern volatile struct iio_device_data* global_iio_dev_data;
extern struct no_os_pwm_init_param pwm_init_params;
extern uint32_t global_nb_of_samples;
extern volatile uint32_t* buff_start_addr;
extern int32_t data_read;
#endif
 
/* Initializing system peripherals */
int32_t init_pwm(void);
int32_t init_system(void);
/* callback function in burst mode */
extern void burst_capture_callback(void *context);
 
#endif //APP_CONFIG_H