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       1
#define STM32_PLATFORM      2
 
/* List of supported DAC data stream modes */
#define CYCLIC_STREAM           0
#define ARBITRARY_STREAM        1
 
/* Macros for stringification */
#define XSTR(s)     #s
#define STR(s)      XSTR(s)
 
/******************************************************************************/
 
/* Select the active platform (default is Mbed) */
#if !defined(ACTIVE_PLATFORM)
#define ACTIVE_PLATFORM     MBED_PLATFORM
#endif
 
/* Select the DAC data stream mode (default is Cyclic stream mode) */
#if !defined(DATA_STREAM_MODE)
#define DATA_STREAM_MODE    CYCLIC_STREAM
#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
 
// **** 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_AD5780 -> This will make AD5780 as an ACTIVE_DEVICE.
 * The ACTIVE_DEVICE is default set to AD5780 if device type is not defined.
 * */
 
//#define DEV_AD5780
 
#if defined(DEV_AD5780)
#define ACTIVE_DEVICE_NAME "ad5780"
#define DEVICE_NAME        "DEV_AD5780"
#define ACTIVE_DEVICE       ID_AD5780
#define HW_MEZZANINE_NAME   "EVAL-AD5780ARDZ"
#define DAC_RESOLUTION      18
#elif defined(DEV_AD5781)
#define ACTIVE_DEVICE_NAME "ad5781"
#define DEVICE_NAME        "DEV_AD5781"
#define ACTIVE_DEVICE       ID_AD5781
#define HW_MEZZANINE_NAME   "EVAL-AD5781ARDZ"
#define DAC_RESOLUTION      18
#elif defined(DEV_AD5790)
#define ACTIVE_DEVICE_NAME "ad5790"
#define DEVICE_NAME        "DEV_AD5790"
#define ACTIVE_DEVICE       ID_AD5790
#define HW_MEZZANINE_NAME   "EVAL-AD5790ARDZ"
#define DAC_RESOLUTION      20
#elif defined(DEV_AD5791)
#define ACTIVE_DEVICE_NAME "ad5791"
#define DEVICE_NAME        "DEV_AD5791"
#define ACTIVE_DEVICE       ID_AD5791
#define HW_MEZZANINE_NAME   "EVAL-AD5791ARDZ"
#define DAC_RESOLUTION      20
#elif defined(DEV_AD5760)
#define ACTIVE_DEVICE_NAME "ad5760"
#define DEVICE_NAME        "DEV_AD5760"
#define ACTIVE_DEVICE       ID_AD5760
#define HW_MEZZANINE_NAME   "EVAL-AD5760ARDZ"
#define DAC_RESOLUTION      16
#else
#warning No/Unsupported ADxxxx symbol defined. AD5780 defined
#define DEV_AD5780
#define ACTIVE_DEVICE_NAME "ad5780"
#define DEVICE_NAME        "DEV_AD5780"
#define ACTIVE_DEVICE       ID_AD5780
#define HW_MEZZANINE_NAME   "EVAL-AD5780ARDZ"
#define DAC_RESOLUTION      18
#endif
 
/* Define DAC voltage reference here. When internal reference is used,
 * devices AD5781, AD5791 support only one voltage span (-10 to 10V) by
 * default and the devices AD5760, AD5780, AD5790 support two voltage
 * spans based on the jumper setting (-10 to 10V, 0 to 10V).
 * The default voltage reference is internal reference (-10 to 10V). */
 
//#define INT_REF_0V_TO_10V
 
#if defined(INT_REF_M10V_TO_10V)  //internal reference bipolar
#define DAC_CH_SPAN 20
#define DAC_VREFN   -10.0
#define DAC_VREFN_GAIN_OF_TWO   -30.0
#elif defined(INT_REF_0V_TO_10V)  //internal reference unipolar
#define DAC_CH_SPAN 10
#define DAC_VREFN   0.0
#define DAC_VREFN_GAIN_OF_TWO   -10.0
#elif defined(EXT_REF)  //external reference
#define DAC_VREFN   -10.0
#define DAC_VREFP   10.0
#define DAC_CH_SPAN (DAC_VREFP-DAC_VREFN)
#else
#warning No/Unsupported Reference selection defined. Internal reference -10V to 10V defined
#define INT_REF_M10V_TO_10V
#define DAC_CH_SPAN 20
#define DAC_VREFN   -10.0
#define DAC_VREFN_GAIN_OF_TWO   -30.0
#endif
 
/* Number of DAC Channels */
#define AD579X_NUM_CHANNELS 1
 
/* DAC maximum count */
#define DAC_MAX_COUNT (uint32_t)((1 << DAC_RESOLUTION) - 1)
 
/* DAC maximum count in offset binary code */
#define DAC_MAX_COUNT_BIN_OFFSET    (uint32_t)((1 << DAC_RESOLUTION) - 1)
 
/* DAC maximum count in 2s complement code */
#define DAC_MAX_COUNT_2S_COMPL   (uint32_t)(1 << (DAC_RESOLUTION-1))
 
/* Number of voltage spans possible for linearity compensation error handling */
#define NUM_OF_V_SPANS  5
 
#if (ACTIVE_PLATFORM == MBED_PLATFORM)
#include "app_config_mbed.h"
 
#define HW_CARRIER_NAME     TARGET_NAME
 
/* Redefine the init params structure mapping w.r.t. platform */
#define pwm_extra_init_params mbed_pwm_extra_init_params
#define uart_extra_init_params mbed_uart_extra_init_params
#define vcom_extra_init_params mbed_vcom_extra_init_params
#define spi_extra_init_params mbed_spi_extra_init_params
#define i2c_extra_init_params mbed_i2c_extra_init_params
#define trigger_gpio_irq_extra_params mbed_trigger_gpio_irq_init_params
#define gpio_ops               mbed_gpio_ops
#define spi_ops mbed_spi_ops
#define i2c_ops mbed_i2c_ops
#define uart_ops mbed_uart_ops
#define vcom_ops mbed_virtual_com_ops
#define pwm_ops mbed_pwm_ops
#define trigger_gpio_irq_ops mbed_gpio_irq_ops
#elif (ACTIVE_PLATFORM == STM32_PLATFORM)
#include "app_config_stm32.h"
#define pwm_extra_init_params stm32_pwm_extra_init_params
#define uart_extra_init_params stm32_uart_extra_init_params
#define spi_extra_init_params stm32_spi_extra_init_params
#define i2c_extra_init_params stm32_i2c_extra_init_params
#define trigger_gpio_irq_extra_params stm32_trigger_gpio_irq_init_params
#define vcom_extra_init_params  stm32_vcom_extra_init_params
#define vcom_ops  stm32_usb_uart_ops
#define gpio_ops               stm32_gpio_ops
#define spi_ops stm32_spi_ops
#define i2c_ops stm32_i2c_ops
#define uart_ops stm32_uart_ops
#define pwm_ops stm32_pwm_ops
#define trigger_gpio_irq_ops stm32_gpio_irq_ops
#else
#error "No/Invalid active platform selected"
#endif
 
/****** Macros used to form a VCOM serial number ******/
 
/* Baud rate for IIO application UART interface */
#define IIO_UART_BAUD_RATE  (230400)
 
/* Used to form a VCOM serial number */
#define FIRMWARE_NAME   "ad579x_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))
 
/* 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 || ACTIVE_PLATFORM == STM32_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 DAC data streaming buffer */
//#define USE_SDRAM     // Uncomment to use SDRAM for data buffer
 
/* PWM period and duty cycle */
#define CONV_PERIOD_NSEC(x)     (((float)(1.0 / x) * 1000000) * 1000)
#define CONV_DUTY_CYCLE_NSEC(x) (CONV_PERIOD_NSEC(x) / 2)
 
/******************************************************************************/
/************************ Public Declarations *********************************/
/******************************************************************************/
 
extern struct no_os_pwm_desc *pwm_desc;
extern struct no_os_uart_desc *uart_iio_com_desc;
extern struct no_os_uart_desc *uart_console_stdio_desc;
extern struct no_os_irq_ctrl_desc *trigger_irq_desc;
extern struct no_os_pwm_init_param pwm_init_params;
extern struct no_os_eeprom_desc *eeprom_desc;
 
int32_t init_pwm_trigger(void);
int32_t init_system(void);
 
#endif /* APP_CONFIG_H_ */