AVR UC3C CAN-LIN Loopback Demo.

#include "compiler.h"
#include "board.h"
#include "power_clocks_lib.h"
#include "dsp.h"
#include "gui.h"
#include "controller.h"
#include "gpio.h"
#include "print_funcs.h"
#include "flashc.h"
#include "adcifa.h"
#include "twim.h"
#include "conf_at42qt1060.h"
#include "lin_task.h"
#include "can_task.h"
#include "conf_demo.h"

Enumerations
enum	state_function { STATE_FCT_IDLE, STATE_FCT_FUNCTION1, STATE_FCT_FUNCTION2, STATE_FCT_FUNCTION3, STATE_FCT_FUNCTION4, STATE_FCT_ZOOM }

enum	state_master { STATE_IDLE, STATE_SOURCE1, STATE_OUTPUT1, STATE_OUTPUT2, STATE_OUTPUT3 }

Functions
void	adc_process_init (void)
	ADC Process Init. More...

void	adc_process_task (void)
	ADC Process Task. More...

void	init_sys_clocks (void)
	Initializes the MCU system clocks. More...

int	main (void)
	Main File Section: More...

static bool	state_machine_global (int source_id, enum state_function *state)
	Global State Machine: More...

static void	state_machine_task (void)
	Navigation State Machine: More...

static void	twi_init (void)
	TWI Initialization for QTouch Controller. More...

Variables
adcifa_opt_t	adc_config_t

volatile U16	adc_current_conversion
	External reference on ADC Current Conversion. More...

int16_t	adc_values_seq0 [NUMBER_OF_INPUTS_ADC_SEQ0]

int16_t	adc_values_seq1 [NUMBER_OF_INPUTS_ADC_SEQ1]

volatile avr32_adcifa_t *	adcifa = &AVR32_ADCIFA

adcifa_sequencer_conversion_opt_t	adcifa_sequence_conversion_opt_seq0 [NUMBER_OF_INPUTS_ADC_SEQ0]

adcifa_sequencer_conversion_opt_t	adcifa_sequence_conversion_opt_seq1 [NUMBER_OF_INPUTS_ADC_SEQ1]

adcifa_sequencer_opt_t	adcifa_sequence_opt

volatile bool	input_fft_view = false

static bool	new_state_fct = false

volatile bool	output_fft_view = false

A_ALIGNED dsp16_t	signal1_buf [BUFFER_LENGTH]

A_ALIGNED dsp16_t	signal4_buf [BUFFER_LENGTH]

static enum state_master	state = STATE_IDLE

static enum state_function	state_fct = STATE_FCT_IDLE

volatile bool	zoom_view = false

volatile int32_t	zoom_view_id

enum state_function

Enumerator
STATE_FCT_IDLE
STATE_FCT_FUNCTION1
STATE_FCT_FUNCTION2
STATE_FCT_FUNCTION3
STATE_FCT_FUNCTION4
STATE_FCT_ZOOM

enum state_master

Enumerator
STATE_IDLE
STATE_SOURCE1
STATE_OUTPUT1
STATE_OUTPUT2
STATE_OUTPUT3

void adc_process_init ( void )

ADC Process Init.

References adcifa, adcifa_configure(), adcifa_configure_sequencer(), adcifa_get_calibration_data(), adcifa_sequence_conversion_opt_seq0, adcifa_sequence_conversion_opt_seq1, gpio_enable_module(), INPUT1_ADC_FUNCTION, INPUT1_ADC_PIN, INPUT2_ADC_FUNCTION, and INPUT2_ADC_PIN.

Referenced by main().

void adc_process_task ( void )

ADC Process Task.

References adc_current_conversion, adc_values_seq0, adc_values_seq1, adcifa, adcifa_get_values_from_sequencer(), adcifa_start_sequencer(), ADCIFA_STATUS_COMPLETED, BUFFER_LENGTH, i, signal1_buf, and signal4_buf.

Referenced by main().

void init_sys_clocks ( void )

Initializes the MCU system clocks.

References PCL_OSC0, and pcl_switch_to_osc().

Referenced by init_board(), and main().

int main ( void )

Main File Section:

Initialization (CPU, TWI, Usart,...)
Main loop with task management (CAN, LIN, ADC)

References adc_process_init(), adc_process_task(), can_task(), can_task_init(), controller_init(), controller_task(), cpu_irq_enable, FCPU_HZ, FHSB_HZ, FPBA_HZ, FPBB_HZ, gui_init(), gui_task(), init_dbg_rs232(), init_sys_clocks(), irq_initialize_vectors, lin_task(), lin_task_init(), print_dbg(), state_machine_task(), and twi_init().

static bool state_machine_global	(	int	source_id,
		enum state_function *	state
	)

static

Global State Machine:

Function Idle
Function Zoom

References GUI_OUTPUT1_ID, GUI_OUTPUT2_ID, GUI_OUTPUT3_ID, gui_set_selection(), GUI_SOURCE1_ID, new_state_fct, STATE_FCT_FUNCTION1, STATE_FCT_FUNCTION2, STATE_FCT_FUNCTION3, STATE_FCT_FUNCTION4, STATE_FCT_IDLE, STATE_FCT_ZOOM, zoom_view, and zoom_view_id.

Referenced by state_machine_task().

static void state_machine_task ( void )

static

Navigation State Machine:

STATE_SOURCE1, STATE_OUTPUT1, STATE_OUTPUT2, OUTPUT3

References controller_key_fct1(), controller_key_fct2(), controller_key_fct3(), controller_key_fct4(), controller_key_fct5(), gui_clear_view(), GUI_OUTPUT1_ID, GUI_OUTPUT2_ID, GUI_OUTPUT3_ID, GUI_SOURCE1_ID, new_state_fct, state, state_fct, STATE_FCT_IDLE, STATE_FCT_ZOOM, STATE_IDLE, state_machine_global(), STATE_OUTPUT1, STATE_OUTPUT2, STATE_OUTPUT3, STATE_SOURCE1, and zoom_view.

Referenced by main().

static void twi_init ( void )

static

TWI Initialization for QTouch Controller.

References AT42QT1060_TWI, AT42QT1060_TWI_ADDRESS, AT42QT1060_TWI_MASTER_SPEED, AT42QT1060_TWI_SCL_FUNCTION, AT42QT1060_TWI_SCL_PIN, AT42QT1060_TWI_SDA_FUNCTION, AT42QT1060_TWI_SDA_PIN, FPBA_HZ, gpio_enable_module(), twi_master_init, and twi_options_t.

Referenced by main().

adcifa_opt_t adc_config_t

Initial value:

= {
    .frequency                = 1000000,        
    .reference_source         = ADCIFA_ADCREF0, 
    .sample_and_hold_disable  = false,          
    .single_sequencer_mode    = false,          
    .free_running_mode_enable = false,          
    .sleep_mode_enable        = false,          
    .mux_settle_more_time     = false           
}

volatile U16 adc_current_conversion

External reference on ADC Current Conversion.

Referenced by adc_process_task(), and can_example_prepare_data_to_send().

int16_t adc_values_seq0[NUMBER_OF_INPUTS_ADC_SEQ0]

int16_t adc_values_seq1[NUMBER_OF_INPUTS_ADC_SEQ1]

volatile avr32_adcifa_t* adcifa = &AVR32_ADCIFA

adcifa_sequencer_conversion_opt_t adcifa_sequence_conversion_opt_seq0[NUMBER_OF_INPUTS_ADC_SEQ0]

Initial value:

= {
        {
            INPUT1_ADC_INP,
            INPUT1_ADC_INN,
            ADCIFA_SHG_1
        }
    }

Referenced by adc_process_init().

adcifa_sequencer_conversion_opt_t adcifa_sequence_conversion_opt_seq1[NUMBER_OF_INPUTS_ADC_SEQ1]

Initial value:

= {
        {
            INPUT2_ADC_INP,
            INPUT2_ADC_INN,
            ADCIFA_SHG_8
        }
    }

Referenced by adc_process_init().

adcifa_sequencer_opt_t adcifa_sequence_opt

Initial value:

= {
    NUMBER_OF_INPUTS_ADC_SEQ0,
    ADCIFA_SRES_12B,
    ADCIFA_TRGSEL_SOFT,
    ADCIFA_SOCB_ALLSEQ,
    ADCIFA_SH_MODE_OVERSAMP,
    ADCIFA_HWLA_NOADJ,
    ADCIFA_SA_NO_EOS_SOFTACK
}