98 lines
2.5 KiB
C
98 lines
2.5 KiB
C
/*
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* Slave_Monitoring.c
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*
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* Created on: Jun 15, 2022
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* Author: max
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*/
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#include "Slave_Monitoring.h"
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#include "AMS_Errorcodes.h"
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#include "main.h"
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#include "stm32g4xx_hal.h"
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SlaveHandler slaves[NUMBEROFSLAVES];
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void initSlaves() {
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HAL_GPIO_WritePin(Slaves_Enable_GPIO_Port, Slaves_Enable_Pin, GPIO_PIN_RESET);
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HAL_GPIO_WritePin(BOOT0_FF_DATA_GPIO_Port, BOOT0_FF_DATA_Pin, GPIO_PIN_RESET);
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for (int i = 0; i < NUMBEROFSLAVES + 5; i++) {
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HAL_GPIO_WritePin(BOOT0_FF_CLK_GPIO_Port, BOOT0_FF_CLK_Pin, GPIO_PIN_SET);
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HAL_Delay(1);
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HAL_GPIO_WritePin(BOOT0_FF_CLK_GPIO_Port, BOOT0_FF_CLK_Pin, GPIO_PIN_RESET);
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HAL_Delay(1);
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}
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HAL_Delay(5);
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HAL_GPIO_WritePin(Slaves_Enable_GPIO_Port, Slaves_Enable_Pin, GPIO_PIN_SET);
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for (int n = 0; n < NUMBEROFSLAVES; n++) {
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for (int i = 0; i < NUMBEROFTEMPS; i++)
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slaves[n].cellTemps[i] = 0;
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for (int j = 0; j < NUMBEROFCELLS; j++)
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slaves[n].cellVoltages[j] = 32768;
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slaves[n].error = 0;
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slaves[n].timeout = 0;
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slaves[n].timestamp = HAL_GetTick();
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slaves[n].slaveID = n;
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for (int i = 0; i < SLAVE_HEARTBEAT_FRAMES; i++) {
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slaves[n].frame_timestamps[i] = HAL_GetTick();
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}
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}
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}
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uint8_t checkSlaveTimeout() {
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if (HAL_GetTick() < 10000) {
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return 0;
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}
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for (int n = 0; n < NUMBEROFSLAVES; n++) {
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if (((int)(HAL_GetTick() - slaves[n].timestamp)) > SLAVETIMEOUT) {
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slaves[n].timeout = 1;
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AMSErrorHandle timeouterror;
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timeouterror.errorcode = SlavesTimeoutError;
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timeouterror.errorarg[0] = n;
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AMS_Error_Handler(&timeouterror);
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return 1;
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}
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if (HAL_GetTick() < 20000) {
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continue;
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}
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for (int i = 0; i < SLAVE_HEARTBEAT_FRAMES; i++) {
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if ((int)(HAL_GetTick() - slaves[n].frame_timestamps[i]) >
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SLAVETIMEOUT * 2) {
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slaves[n].timeout = 1;
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AMSErrorHandle timeouterror;
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timeouterror.errorcode = SLAVES_FRAME_TIMEOUT_ERROR;
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timeouterror.errorarg[0] = n;
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timeouterror.errorarg[1] = i;
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AMS_Error_Handler(&timeouterror);
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return 1;
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}
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}
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int working_cell_temps = 0;
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for (int i = 0; i < NUMBEROFTEMPS; i++) {
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if (slaves[n].cellTemps[i] != 0) {
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working_cell_temps++;
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}
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}
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if (working_cell_temps < SLAVE_MIN_TEMP_SENSORS) {
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AMSErrorHandle temperror;
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temperror.errorcode = SLAVES_TOO_FEW_TEMPS;
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temperror.errorarg[0] = n;
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AMS_Error_Handler(&temperror);
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return 1;
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}
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}
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return 0;
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}
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