Files
@ c204b66d229e
Branch filter:
Location: therm-ng/src/pwmout.c
c204b66d229e
2.7 KiB
text/plain
Disable LTO, was preventing successful run
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | //
// PWM Out: generate PWM waveform to control factory
//
#include "stm32f3xx_hal.h"
#include "pwmout.h"
#include "gpio.h"
#include "flash.h"
#include "error.h"
TIM_HandleTypeDef htim17;
static uint32_t last_ssr_on = 0;
void pwmout_init(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
__HAL_RCC_TIM17_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
// Configure LED GPIO pins
GPIO_InitStruct.Pin = SSR_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; //GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
// GPIO_InitStruct.Alternate = GPIO_AF1_TIM17;
HAL_GPIO_Init(SSR_GPIO_Port, &GPIO_InitStruct);
TIM_OC_InitTypeDef sConfigOC;
TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig;
htim17.Instance = TIM17;
htim17.Init.Prescaler = 6000;
htim17.Init.CounterMode = TIM_COUNTERMODE_UP;
htim17.Init.Period = 1000;
htim17.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
htim17.Init.RepetitionCounter = 0;
if (HAL_TIM_Base_Init(&htim17) != HAL_OK)
{
error_assert(ERR_PERIPHINIT);
}
if (HAL_TIM_OC_Init(&htim17) != HAL_OK)
{
error_assert(ERR_PERIPHINIT);
}
sConfigOC.OCMode = TIM_OCMODE_TOGGLE; //TIM_OCMODE_PWM1;
sConfigOC.Pulse = 200;
sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
sConfigOC.OCNPolarity = TIM_OCNPOLARITY_LOW;
sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
sConfigOC.OCNIdleState = TIM_OCIDLESTATE_SET;
if (HAL_TIM_OC_ConfigChannel(&htim17, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
{
error_assert(ERR_PERIPHINIT);
}
sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
sBreakDeadTimeConfig.DeadTime = 0;
sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
sBreakDeadTimeConfig.BreakFilter = 0;
sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
if (HAL_TIMEx_ConfigBreakDeadTime(&htim17, &sBreakDeadTimeConfig) != HAL_OK)
{
error_assert(ERR_PERIPHINIT);
}
HAL_NVIC_SetPriority(TIM1_TRG_COM_TIM17_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(TIM1_TRG_COM_TIM17_IRQn);
HAL_TIM_OC_Start_IT(&htim17, TIM_CHANNEL_1);
__HAL_TIM_ENABLE_IT(&htim17, TIM_IT_UPDATE);
}
// freaking integral term isn't compatible with both heating and cooling... due to the discard
// functionality. this is a problem.
// also duty cycling isn't working correctly...
void pwmout_process(int16_t duty)
{
if(duty == 0)
{
HAL_GPIO_WritePin(SSR, 0);
HAL_GPIO_WritePin(LED, 0);
}
if(duty < 0)
duty = 0;
htim17.Instance->CCR1 = duty; //duty;
}
TIM_HandleTypeDef* pwmout_get_tim(void)
{
return &htim17;
}
|