void CheckHeaterFaults(void)
{
if (ETMAnalogCheckOverAbsolute(&Heater_output_voltage)) //Over voltage condition
{
global_data_A36613.status |= HEATER_OVERVOLTAGE_FLT;
heater_reset_counter++;
ResetHeater();
}
if (ETMAnalogCheckOverAbsolute(&Heater1_current) || ETMAnalogCheckOverAbsolute(&Heater2_current)) //Over current condition
{
global_data_A36613.status |= HEATER_OVERCURRENT_FLT;
heater_reset_counter++;
ResetHeater();
}
if (global_data_A36613.control_state == STATE_READY)// heater undervoltage and undercurrent should only be checked after warmup.
{
if (ETMAnalogCheckUnderAbsolute(&Heater1_current) || ETMAnalogCheckUnderAbsolute(&Heater2_current)) //Under current condition
{
global_data_A36613.status |= HEATER_UNDERCURRENT_FLT;
// heater_reset_counter++;
// ResetHeater();
}
if (ETMAnalogCheckUnderAbsolute(&Heater_output_voltage)) //Under voltage condition
{
global_data_A36613.status |= HEATER_UNDERVOLTAGE_FLT;
heater_reset_counter++;
ResetHeater();
}
}
}
void DoA36225_500(void) {
// Check the status of these pins every time through the loop
if (PIN_D_IN_3_HEATER_OVER_VOLT_STATUS == ILL_HEATER_OV) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HW_HEATER_OVER_VOLTAGE);
}
if (_T5IF) {
// 10ms Timer has expired so this code will executre once every 10ms
_T5IF = 0;
// Flash the operate LED
led_divider++;
if (led_divider >= 50) {
led_divider = 0;
if (PIN_LED_POWER) {
PIN_LED_POWER = 0;
} else {
PIN_LED_POWER = 1;
}
}
// Update the error counters that get returned
etm_can_system_debug_data.i2c_bus_error_count = 0; // There are no I2C devices on this board
etm_can_system_debug_data.spi_bus_error_count = etm_spi1_error_count + etm_spi2_error_count;
etm_can_system_debug_data.scale_error_count = etm_scale_saturation_etmscalefactor2_count + etm_scale_saturation_etmscalefactor16_count;
etm_can_system_debug_data.self_test_result_register = 0; // DPARKER NEED TO WORK ON THE SELF TEST
/*
The following are updated by the ETM_CAN module
can_bus_error_count
reset_count
*/
// Set the fault LED
if (etm_can_status_register.status_word_0 & 0x0003) {
// The board is faulted or inhibiting the system
PIN_LED_I2_C = 0;
} else {
PIN_LED_I2_C = 1;
}
// Update the digital input status pins
if (PIN_D_IN_0_ELECTROMAGENT_STATUS == ILL_POWER_SUPPLY_DISABLED) {
ETMCanSetBit(&etm_can_status_register.status_word_0, STATUS_BIT_READBACK_ELECTROMAGNET_STATUS);
} else {
ETMCanClearBit(&etm_can_status_register.status_word_0, STATUS_BIT_READBACK_ELECTROMAGNET_STATUS);
}
if (PIN_D_IN_4_TEMPERATURE_STATUS == ILL_TEMP_SWITCH_FAULT) {
ETMCanSetBit(&etm_can_status_register.status_word_0, STATUS_BIT_HW_TEMPERATURE_SWITCH);
} else {
ETMCanClearBit(&etm_can_status_register.status_word_0, STATUS_BIT_HW_TEMPERATURE_SWITCH);
}
if (PIN_D_IN_1_HEATER_STATUS == ILL_POWER_SUPPLY_DISABLED) {
ETMCanSetBit(&etm_can_status_register.status_word_0, STATUS_BIT_READBACK_HEATER_STATUS);
} else {
ETMCanClearBit(&etm_can_status_register.status_word_0, STATUS_BIT_READBACK_HEATER_STATUS);
}
if (PIN_D_IN_5_RELAY_STATUS == ILL_RELAY_OPEN) {
ETMCanSetBit(&etm_can_status_register.status_word_0, STATUS_BIT_READBACK_RELAY_STATUS);
} else {
ETMCanClearBit(&etm_can_status_register.status_word_0, STATUS_BIT_READBACK_RELAY_STATUS);
}
// Flash the Refresh
if (PIN_D_OUT_REFRESH) {
PIN_D_OUT_REFRESH = 0;
} else {
PIN_D_OUT_REFRESH = 1;
}
// Do Math on ADC inputs
// Scale the ADC readings to engineering units
ETMAnalogScaleCalibrateADCReading(&global_data_A36224_500.analog_input_electromagnet_current);
ETMAnalogScaleCalibrateADCReading(&global_data_A36224_500.analog_input_electromagnet_voltage);
ETMAnalogScaleCalibrateADCReading(&global_data_A36224_500.analog_input_heater_current);
ETMAnalogScaleCalibrateADCReading(&global_data_A36224_500.analog_input_heater_voltage);
// -------------------- CHECK FOR FAULTS ------------------- //
if (global_reset_faults) {
etm_can_system_debug_data.debug_0++;
etm_can_status_register.status_word_1 = 0x0000;
global_reset_faults = 0;
}
if (control_state == STATE_OPERATE) {
global_data_A36224_500.analog_input_electromagnet_current.target_value = global_data_A36224_500.analog_output_electromagnet_current.set_point;
global_data_A36224_500.analog_input_electromagnet_voltage.target_value = ETMScaleFactor16(global_data_A36224_500.analog_output_electromagnet_current.set_point,MACRO_DEC_TO_SCALE_FACTOR_16(NOMINAL_ELECTROMAGNET_RESISTANCE),0);
global_data_A36224_500.analog_input_heater_current.target_value = global_data_A36224_500.analog_output_heater_current.set_point;
global_data_A36224_500.analog_input_heater_voltage.target_value = ETMScaleFactor16(global_data_A36224_500.analog_output_heater_current.set_point,MACRO_DEC_TO_SCALE_FACTOR_16(NOMINAL_HEATER_RESISTANCE),0);
} else {
global_data_A36224_500.analog_input_electromagnet_current.target_value = 0;
global_data_A36224_500.analog_input_electromagnet_voltage.target_value = 0;
global_data_A36224_500.analog_input_heater_current.target_value = 0;
global_data_A36224_500.analog_input_heater_voltage.target_value = 0;
}
if (ETMAnalogCheckOverAbsolute(&global_data_A36224_500.analog_input_heater_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HEATER_OVER_CUR_ABSOLUTE);
}
if (ETMAnalogCheckUnderAbsolute(&global_data_A36224_500.analog_input_heater_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HEATER_UNDER_CUR_ABSOLUTE);
}
if (ETMAnalogCheckOverRelative(&global_data_A36224_500.analog_input_heater_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HEATER_OVER_CUR_RELATIVE);
}
if (ETMAnalogCheckUnderRelative(&global_data_A36224_500.analog_input_heater_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HEATER_UNDER_CUR_RELATIVE);
}
if (ETMAnalogCheckOverAbsolute(&global_data_A36224_500.analog_input_heater_voltage)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HEATER_OVER_VOL_ABSOLUTE);
}
if (ETMAnalogCheckUnderRelative(&global_data_A36224_500.analog_input_heater_voltage)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_HEATER_UNDER_VOL_RELATIVE);
}
if (ETMAnalogCheckOverAbsolute(&global_data_A36224_500.analog_input_electromagnet_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_MAGNET_OVER_CUR_ABSOLUTE);
}
if (ETMAnalogCheckUnderAbsolute(&global_data_A36224_500.analog_input_electromagnet_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_MAGNET_UNDER_CUR_ABSOLUTE);
}
if (ETMAnalogCheckOverRelative(&global_data_A36224_500.analog_input_electromagnet_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_MAGNET_OVER_CUR_RELATIVE);
}
if (ETMAnalogCheckUnderRelative(&global_data_A36224_500.analog_input_electromagnet_current)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_MAGNET_UNDER_CUR_RELATIVE);
}
if (ETMAnalogCheckOverAbsolute(&global_data_A36224_500.analog_input_electromagnet_voltage)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_MAGNET_OVER_VOL_ABSOLUTE);
}
if (ETMAnalogCheckUnderRelative(&global_data_A36224_500.analog_input_electromagnet_voltage)) {
ETMCanSetBit(&etm_can_status_register.status_word_1, FAULT_BIT_MAGNET_UNDER_VOL_RELATIVE);
}
// Set DAC outputs
if (control_state == STATE_OPERATE) {
ETMAnalogScaleCalibrateDACSetting(&global_data_A36224_500.analog_output_heater_current);
WriteMCP4822(&U42_MCP4822, MCP4822_OUTPUT_A_4096, global_data_A36224_500.analog_output_electromagnet_current.dac_setting_scaled_and_calibrated>>4);
ETMAnalogScaleCalibrateDACSetting(&global_data_A36224_500.analog_output_electromagnet_current);
WriteMCP4822(&U42_MCP4822, MCP4822_OUTPUT_B_4096, global_data_A36224_500.analog_output_heater_current.dac_setting_scaled_and_calibrated>>4);
} else {
void InitializeA36582(void) {
unsigned int pulse_data_A[7];
unsigned int pulse_data_B[7];
unsigned char analog_port_internal_adc;
unsigned char analog_port_external_adc;
// Initialize the status register and load the inhibit and fault masks
_CONTROL_REGISTER = 0;
_FAULT_REGISTER = 0;
_WARNING_REGISTER = 0;
_NOT_LOGGED_REGISTER = 0;
// Configure Trigger Interrupt
_INT1IP = 7; // This must be the highest priority interrupt
_INT1IE = 1;
// Configure the "False Trigger" Interrupt
_INT3IP = 6; // This must be the highest priority interrupt
_INT3EP = 0; // Positive Transition
_INT3IE = 1;
// By Default, the can module will set it's interrupt Priority to 4
// Initialize all I/O Registers
TRISA = A36582_TRISA_VALUE;
TRISB = A36582_TRISB_VALUE;
TRISC = A36582_TRISC_VALUE;
TRISD = A36582_TRISD_VALUE;
TRISF = A36582_TRISF_VALUE;
TRISG = A36582_TRISG_VALUE;
// Initialize TMR2
TMR2 = 0;
_T2IF = 0;
T2CON = T2CON_VALUE;
// Initialize TMR3
PR3 = PR3_VALUE_10_MILLISECONDS;
TMR3 = 0;
_T3IF = 0;
T3CON = T3CON_VALUE;
// Initialize the External EEprom
ETMEEPromUseExternal();
ETMEEPromConfigureExternalDevice(EEPROM_SIZE_8K_BYTES, FCY_CLK, 400000, EEPROM_I2C_ADDRESS_0, 1);
if (ETMEEPromCheckOK() == 0) {
global_data_A36582.external_eeprom_error = 1;
analog_port_internal_adc = ANALOG_INPUT_NO_CALIBRATION;
analog_port_external_adc = ANALOG_INPUT_NO_CALIBRATION;
} else {
global_data_A36582.external_eeprom_error = 0;
analog_port_internal_adc = ANALOG_INPUT_0;
analog_port_external_adc = ANALOG_INPUT_1;
}
// Initialize the Can module
ETMCanSlaveInitialize(CAN_PORT_1, FCY_CLK, ETM_CAN_ADDR_MAGNETRON_CURRENT_BOARD, _PIN_RG13, 4, _PIN_RA7, _PIN_RG12);
ETMCanSlaveLoadConfiguration(36582, 251, FIRMWARE_AGILE_REV, FIRMWARE_BRANCH, FIRMWARE_BRANCH_REV);
// Initialize the Analog input data structures
ETMAnalogInitializeInput(&global_data_A36582.imag_internal_adc,
MACRO_DEC_TO_SCALE_FACTOR_16(.25075),
OFFSET_ZERO,
analog_port_internal_adc,
NO_OVER_TRIP,
NO_UNDER_TRIP,
NO_TRIP_SCALE,
NO_FLOOR,
NO_COUNTER,
NO_COUNTER);
ETMAnalogInitializeInput(&global_data_A36582.imag_external_adc,
MACRO_DEC_TO_SCALE_FACTOR_16(.25075),
OFFSET_ZERO,
analog_port_external_adc,
NO_OVER_TRIP,
NO_UNDER_TRIP,
NO_TRIP_SCALE,
NO_FLOOR,
NO_COUNTER,
NO_COUNTER);
ETMAnalogInitializeInput(&global_data_A36582.analog_input_5v_mon,
MACRO_DEC_TO_SCALE_FACTOR_16(.12500),
OFFSET_ZERO,
ANALOG_INPUT_NO_CALIBRATION,
PWR_5V_OVER_FLT,
PWR_5V_UNDER_FLT,
NO_TRIP_SCALE,
NO_FLOOR,
NO_COUNTER,
NO_COUNTER);
// Configure SPI port, used by External ADC
ConfigureSPI(ETM_SPI_PORT_2, ETM_DEFAULT_SPI_CON_VALUE, ETM_DEFAULT_SPI_CON2_VALUE, ETM_DEFAULT_SPI_STAT_VALUE, SPI_CLK_2_MBIT, FCY_CLK);
//Initialize the internal ADC for Startup Power Checks
// ---- Configure the dsPIC ADC Module ------------ //
ADPCFG = ADPCFG_SETTING; // Set which pins are analog and which are digital I/O
ADCON1 = ADCON1_SETTING_STARTUP; // Configure the high speed ADC module based on H file parameters
ADCON2 = ADCON2_SETTING_STARTUP; // Configure the high speed ADC module based on H file parameters
ADCON3 = ADCON3_SETTING_STARTUP; // Configure the high speed ADC module based on H file parameters
ADCHS = ADCHS_SETTING_STARTUP; // Configure the high speed ADC module based on H file parameters
//ADCSSL = ADCSSL_SETTING_STARTUP;
_ADIF = 0;
_ADON = 1;
while (_ADIF == 0); // Wait for 16 ADC conversions to complete;
_ADON = 0;
global_data_A36582.analog_input_5v_mon.filtered_adc_reading = ADCBUF0 + ADCBUF1 + ADCBUF2 +ADCBUF3 + ADCBUF4 + ADCBUF5 + ADCBUF6 + ADCBUF7;
global_data_A36582.analog_input_5v_mon.filtered_adc_reading += ADCBUF8 + ADCBUF9 + ADCBUFA +ADCBUFB + ADCBUFC + ADCBUFD + ADCBUFE + ADCBUFF;
ETMAnalogScaleCalibrateADCReading(&global_data_A36582.analog_input_5v_mon);
if (ETMAnalogCheckOverAbsolute(&global_data_A36582.analog_input_5v_mon)) {
_CONTROL_SELF_CHECK_ERROR = 1;
// DPARKER use the self test bits
}
if (ETMAnalogCheckUnderAbsolute(&global_data_A36582.analog_input_5v_mon)) {
_CONTROL_SELF_CHECK_ERROR = 1;
// DPARKER use the self test bits
}
ADCON1 = ADCON1_SETTING_OPERATE; // Configure the high speed ADC module based on H file parameters
ADCON2 = ADCON2_SETTING_OPERATE; // Configure the high speed ADC module based on H file parameters
ADCON3 = ADCON3_SETTING_OPERATE; // Configure the high speed ADC module based on H file parameters
ADCHS = ADCHS_SETTING_OPERATE; // Configure the high speed ADC module based on H file parameters
//ADCSSL = ADCSSL_SETTING_STARTUP;
_ADIF = 0;
_ADON = 1;
_SAMP = 1;
// Read Data from EEPROM
if (global_data_A36582.external_eeprom_error == 0) {
// Only read from the EEPROM if we can connect to it succesfully
ETMEEPromReadPage(PULSE_COUNT_REGISTER_A, 7, &pulse_data_A[0]);
ETMEEPromReadPage(PULSE_COUNT_REGISTER_B, 7, &pulse_data_B[0]);
// If the data checks out, update with data
if (pulse_data_A[6] == ETMCRCModbus(pulse_data_A, 12)) {
global_data_A36582.arc_total = *(unsigned long*)&pulse_data_A[0];
global_data_A36582.pulse_total = *(unsigned long long*)&pulse_data_A[2];
} else if (pulse_data_B[6] == ETMCRCModbus(pulse_data_B, 12)) {
global_data_A36582.arc_total = *(unsigned long*)&pulse_data_B[0];
global_data_A36582.pulse_total = *(unsigned long long*)&pulse_data_B[2];
} else {
// Both EEPROM Registers were corrupted
global_data_A36582.arc_total = 0;
//global_data_A36582.arc_total |= 0x00000000; // Set the highest bit high to indicate an EEPROM reading error
global_data_A36582.pulse_total = 0;
//global_data_A36582.pulse_total |= 0x0000000000000000; // Set the highest bit high to indicate an EEPROM reading error
}
} else {
// There is an EEPROM Error, use values that we can use to interpret
global_data_A36582.arc_total = 0;
//global_data_A36582.arc_total |= 0x00000000; // Set the highest bit high to indicate an EEPROM reading error
global_data_A36582.pulse_total = 0;
//global_data_A36582.pulse_total = 0x0000000000000000; // Set the highest bit high to indicate an EEPROM reading error
}
// Run a dummy conversion
_SAMP = 0;
}