89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
/*
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* Channel_Control.c
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*
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* Created on: 24. April, 2024
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* Author: nived
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*/
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#include "Channel_Control.h"
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#include "PCA9535D_Driver.h"
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PortExtenderGPIO EN_Ports;
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uint8_t timer3_running = 0;
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uint8_t timer2_running = 0;
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TIM_HandleTypeDef* pwmtimer3;
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TIM_HandleTypeDef* pwmtimer2;
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extern int inhibit_SDC;
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void ChannelControl_init(I2C_HandleTypeDef* hi2c, TIM_HandleTypeDef* timer3,
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TIM_HandleTypeDef* timer2) {
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pwmtimer3 = timer3;
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pwmtimer2 = timer2;
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PCA9535_init(hi2c, 0);
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PCA9535_setGPIOPortOutput(PC9535_PORTA, 0x00);
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PCA9535_setGPIOPortOutput(PC9535_PORTB, 0x00);
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PCA9535_setGPIOPortDirection(PC9535_PORTA, GPIO_DIR_OUTPUT);
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PCA9535_setGPIOPortDirection(PC9535_PORTB, GPIO_DIR_OUTPUT);
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EN_Ports.porta.porta = 0;
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EN_Ports.portb.portb = 0;
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EN_Ports.porta.alwayson = 1;
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ChannelControl_UpdateGPIOs(EN_Ports);
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ChannelControl_UpdatePWMs(0, 0, 0, 0);
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}
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void ChannelControl_UpdateGPIOs(PortExtenderGPIO UpdatePorts) { // ctrl + left click auf portextender
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EN_Ports = UpdatePorts;
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UpdatePorts.porta.alwayson = 1; // Always on stays always on
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if (inhibit_SDC)
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UpdatePorts.porta.en8 = 0;
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PCA9535_setGPIOPortOutput(PC9535_PORTA, UpdatePorts.porta.porta);
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PCA9535_setGPIOPortOutput(PC9535_PORTB, UpdatePorts.portb.portb);
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}
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void ChannelControl_UpdatePWMs(
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uint8_t radiatorfans,
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uint8_t pwmpumps,
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uint8_t tsacfans,
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uint8_t pwmaggregat)
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{
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pwmtimer3->Instance->CCR1 = radiatorfans << 8;
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pwmtimer3->Instance->CCR4 = pwmpumps << 8;
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pwmtimer2->Instance->CCR2 = tsacfans << 8;
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pwmtimer2->Instance->CCR3 = pwmaggregat << 8;
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if (timer3_running) {
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if ((pwmpumps == 0) && (radiatorfans == 0)) {
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timer3_running = 0;
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HAL_TIM_PWM_Stop(pwmtimer3, TIM_CHANNEL_4);
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HAL_TIM_PWM_Stop(pwmtimer3, TIM_CHANNEL_1);
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}
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} else {
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if ( (pwmpumps != 0) || (radiatorfans != 0)) {
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timer3_running = 1;
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HAL_TIM_PWM_Start(pwmtimer3, TIM_CHANNEL_4);
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HAL_TIM_PWM_Start(pwmtimer3, TIM_CHANNEL_1);
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}
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}
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if (timer2_running) {
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if ( (tsacfans == 0) && (pwmaggregat == 0) ) {
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timer2_running = 0;
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HAL_TIM_PWM_Stop(pwmtimer2, TIM_CHANNEL_2);
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HAL_TIM_PWM_Stop(pwmtimer2, TIM_CHANNEL_3);
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}
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} else {
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if ( (tsacfans != 0) || (pwmaggregat != 0) ) {
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timer2_running = 1;
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HAL_TIM_PWM_Start(pwmtimer2, TIM_CHANNEL_2);
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HAL_TIM_PWM_Start(pwmtimer2, TIM_CHANNEL_3);
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}
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}
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}
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