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 InitializeA36444(void) { unsigned int startup_counter; // Initialize the status register and load the inhibit and fault masks _FAULT_REGISTER = 0; _CONTROL_REGISTER = 0; etm_can_status_register.data_word_A = 0x0000; etm_can_status_register.data_word_B = 0x0000; etm_can_my_configuration.firmware_major_rev = FIRMWARE_AGILE_REV; etm_can_my_configuration.firmware_branch = FIRMWARE_BRANCH; etm_can_my_configuration.firmware_minor_rev = FIRMWARE_MINOR_REV; // Configure Inhibit Interrupt _INT3IP = 7; // This must be the highest priority interrupt _INT3EP = 0; // Positive Transition // Configure ADC Interrupt _ADIP = 6; // This needs to be higher priority than the CAN interrupt (Which defaults to 4) // Configure T1 Inetrrupt _T1IP = 5; // Initialize all I/O Registers TRISA = A36444_TRISA_VALUE; TRISB = A36444_TRISB_VALUE; TRISC = A36444_TRISC_VALUE; TRISD = A36444_TRISD_VALUE; TRISF = A36444_TRISF_VALUE; TRISG = A36444_TRISG_VALUE; // Initialize TMR1 TMR1 = 0; _T1IF = 0; T1CON = T1CON_VALUE; // Initialize TMR5 PR5 = PR5_VALUE_10_MILLISECONDS; TMR5 = 0; _T5IF = 0; T5CON = T5CON_VALUE; // Initialize LTC DAC SetupLTC265X(&U14_LTC2654, ETM_SPI_PORT_1, FCY_CLK, LTC265X_SPI_2_5_M_BIT, _PIN_RG15, _PIN_RC1); // Initialize the External EEprom ETMEEPromConfigureExternalDevice(EEPROM_SIZE_8K_BYTES, FCY_CLK, 400000, EEPROM_I2C_ADDRESS_0, 1); // Initialize the Can module ETMCanSlaveInitialize(); // DPARKER REDO THIS ETMCanSelectExternalEEprom(&U3_M24LC64F); // ETMCanSelectInternalEEprom(); // Initialize the Analog input data structures ETMAnalogInitializeInput(&global_data_A36444.analog_input_lambda_vmon, MACRO_DEC_TO_SCALE_FACTOR_16(VMON_SCALE_FACTOR), OFFSET_ZERO, ANALOG_INPUT_3, NO_OVER_TRIP, NO_UNDER_TRIP, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); ETMAnalogInitializeInput(&global_data_A36444.analog_input_lambda_vpeak, MACRO_DEC_TO_SCALE_FACTOR_16(VMON_SCALE_FACTOR), OFFSET_ZERO, ANALOG_INPUT_5, NO_OVER_TRIP, NO_UNDER_TRIP, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); ETMAnalogInitializeInput(&global_data_A36444.analog_input_lambda_imon, MACRO_DEC_TO_SCALE_FACTOR_16(.40179), OFFSET_ZERO, ANALOG_INPUT_6, NO_OVER_TRIP, NO_UNDER_TRIP, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); ETMAnalogInitializeInput(&global_data_A36444.analog_input_lambda_heat_sink_temp, MACRO_DEC_TO_SCALE_FACTOR_16(.78125), 10000, ANALOG_INPUT_4, LAMBDA_HEATSINK_OVER_TEMP, NO_UNDER_TRIP, NO_TRIP_SCALE, NO_FLOOR, TRIP_COUNTER_1Sec); ETMAnalogInitializeInput(&global_data_A36444.analog_input_5v_mon, MACRO_DEC_TO_SCALE_FACTOR_16(.12500), OFFSET_ZERO, ANALOG_INPUT_D, PWR_5V_OVER_FLT, PWR_5V_UNDER_FLT, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); ETMAnalogInitializeInput(&global_data_A36444.analog_input_15v_mon, MACRO_DEC_TO_SCALE_FACTOR_16(.25063), OFFSET_ZERO, ANALOG_INPUT_E, PWR_15V_OVER_FLT, PWR_15V_UNDER_FLT, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); ETMAnalogInitializeInput(&global_data_A36444.analog_input_neg_15v_mon, MACRO_DEC_TO_SCALE_FACTOR_16(.06250), OFFSET_ZERO, ANALOG_INPUT_F, PWR_NEG_15V_OVER_FLT, PWR_NEG_15V_UNDER_FLT, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); ETMAnalogInitializeInput(&global_data_A36444.analog_input_pic_adc_test_dac, MACRO_DEC_TO_SCALE_FACTOR_16(1), OFFSET_ZERO, ANALOG_INPUT_C, ADC_DAC_TEST_OVER_FLT, ADC_DAC_TEST_UNDER_FLT, NO_TRIP_SCALE, NO_FLOOR, NO_COUNTER); // Initialize the Analog Output Data Structures ETMAnalogInitializeOutput(&global_data_A36444.analog_output_high_energy_vprog, MACRO_DEC_TO_SCALE_FACTOR_16(VPROG_SCALE_FACTOR), OFFSET_ZERO, ANALOG_OUTPUT_2, HV_LAMBDA_MAX_VPROG, HV_LAMBDA_MIN_VPROG, HV_LAMBDA_DAC_ZERO_OUTPUT); ETMAnalogInitializeOutput(&global_data_A36444.analog_output_low_energy_vprog, MACRO_DEC_TO_SCALE_FACTOR_16(VPROG_SCALE_FACTOR), OFFSET_ZERO, ANALOG_OUTPUT_3, HV_LAMBDA_MAX_VPROG, HV_LAMBDA_MIN_VPROG, HV_LAMBDA_DAC_ZERO_OUTPUT); ETMAnalogInitializeOutput(&global_data_A36444.analog_output_spare, MACRO_DEC_TO_SCALE_FACTOR_16(5.33333), OFFSET_ZERO, ANALOG_OUTPUT_0, 10000, 0, 0); ETMAnalogInitializeOutput(&global_data_A36444.analog_output_adc_test, MACRO_DEC_TO_SCALE_FACTOR_16(1), OFFSET_ZERO, ANALOG_OUTPUT_NO_CALIBRATION, 0xFFFF, 0, 0); ETMAnalogSetOutput(&global_data_A36444.analog_output_spare, 3000); ETMAnalogSetOutput(&global_data_A36444.analog_output_adc_test, ADC_DAC_TEST_VALUE); global_data_A36444.analog_output_spare.enabled = 1; global_data_A36444.analog_output_adc_test.enabled = 1; ETMAnalogScaleCalibrateDACSetting(&global_data_A36444.analog_output_spare); ETMAnalogScaleCalibrateDACSetting(&global_data_A36444.analog_output_adc_test); // Update the spare analog output and the DAC test output WriteLTC265XTwoChannels(&U14_LTC2654, LTC265X_WRITE_AND_UPDATE_DAC_A, global_data_A36444.analog_output_spare.dac_setting_scaled_and_calibrated, LTC265X_WRITE_AND_UPDATE_DAC_B, global_data_A36444.analog_output_adc_test.dac_setting_scaled_and_calibrated); //Initialize the internal ADC for Startup Power Checks // ---- Configure the dsPIC ADC Module ------------ // ADCON1 = ADCON1_SETTING; // Configure the high speed ADC module based on H file parameters ADCON2 = ADCON2_SETTING; // Configure the high speed ADC module based on H file parameters ADPCFG = ADPCFG_SETTING; // Set which pins are analog and which are digital I/O ADCHS = ADCHS_SETTING; // 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 ADCSSL = ADCSSL_SETTING_STARTUP; _ADIF = 0; _ADIE = 1; _ADON = 1; // Flash LEDs at Startup startup_counter = 0; while (startup_counter <= 400) { // 4 Seconds total ETMCanSlaveDoCan(); if (_T5IF) { _T5IF =0; startup_counter++; } switch (((startup_counter >> 4) & 0b11)) { case 0: PIN_LED_OPERATIONAL_GREEN = !OLL_LED_ON; PIN_LED_A_RED = !OLL_LED_ON; PIN_LED_B_GREEN = !OLL_LED_ON; break; case 1: PIN_LED_OPERATIONAL_GREEN = OLL_LED_ON; PIN_LED_A_RED = !OLL_LED_ON; PIN_LED_B_GREEN = !OLL_LED_ON; break; case 2: PIN_LED_OPERATIONAL_GREEN = OLL_LED_ON; PIN_LED_A_RED = OLL_LED_ON; PIN_LED_B_GREEN = !OLL_LED_ON; break; case 3: PIN_LED_OPERATIONAL_GREEN = OLL_LED_ON; PIN_LED_A_RED = OLL_LED_ON; PIN_LED_B_GREEN = OLL_LED_ON; break; } } PIN_LED_OPERATIONAL_GREEN = OLL_LED_ON; ETMAnalogScaleCalibrateADCReading(&global_data_A36444.analog_input_5v_mon); ETMAnalogScaleCalibrateADCReading(&global_data_A36444.analog_input_15v_mon); ETMAnalogScaleCalibrateADCReading(&global_data_A36444.analog_input_neg_15v_mon); ETMAnalogScaleCalibrateADCReading(&global_data_A36444.analog_input_pic_adc_test_dac); global_data_A36444.analog_input_neg_15v_mon.reading_scaled_and_calibrated = ETMScaleFactor16((15000 - global_data_A36444.analog_input_neg_15v_mon.reading_scaled_and_calibrated) , MACRO_DEC_TO_SCALE_FACTOR_16(2.5) ,0) - 15000; _CONTROL_SELF_CHECK_ERROR = 0; /* if (ETMAnalogCheckOverAbsolute(&global_data_A36444.analog_input_5v_mon)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_5V_OV); } if (ETMAnalogCheckUnderAbsolute(&global_data_A36444.analog_input_5v_mon)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_5V_UV); } if (ETMAnalogCheckOverAbsolute(&global_data_A36444.analog_input_15v_mon)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_15V_OV); } if (ETMAnalogCheckUnderAbsolute(&global_data_A36444.analog_input_15v_mon)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_15V_UV); } if (ETMAnalogCheckOverAbsolute(&global_data_A36444.analog_input_neg_15v_mon)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_N15V_OV); } if (ETMAnalogCheckUnderAbsolute(&global_data_A36444.analog_input_neg_15v_mon)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_N15V_UV); } if (ETMAnalogCheckOverAbsolute(&global_data_A36444.analog_input_pic_adc_test_dac)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_ADC_OV); } if (ETMAnalogCheckUnderAbsolute(&global_data_A36444.analog_input_pic_adc_test_dac)) { _CONTROL_SELF_CHECK_ERROR = 1; ETMCanSetBit(&local_debug_data.self_test_result_register, SELF_TEST_ADC_UV); } */ local_debug_data.debug_C = global_data_A36444.analog_input_5v_mon.reading_scaled_and_calibrated; local_debug_data.debug_D = global_data_A36444.analog_input_15v_mon.reading_scaled_and_calibrated; local_debug_data.debug_E = global_data_A36444.analog_input_neg_15v_mon.reading_scaled_and_calibrated; local_debug_data.debug_F = global_data_A36444.analog_input_pic_adc_test_dac.reading_scaled_and_calibrated; // Initialize interal ADC for Normal Operation // ---- Configure the dsPIC ADC Module ------------ // _ADON = 0; ADCSSL = ADCSSL_SETTING_OPERATE; ADCON3 = ADCON3_SETTING_OPERATE; // Configure the high speed ADC module based on H file parameters _ADIF = 0; _ADIE = 1; _ADON = 1; PIN_LAMBDA_VOLTAGE_SELECT = OLL_LAMBDA_VOLTAGE_SELECT_LOW_ENERGY; }