localhorst/smart-oil-heating-control-system
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add safety contact output

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This commit is contained in:
Hendrik Schutter
2024-12-19 21:38:48 +01:00
parent f729d4000e
commit dfb03926c9
6 changed files with 87 additions and 15 deletions
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49
main/outputs.c
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@ -8,10 +8,12 @@
static const char *TAG = "smart-oil-heater-control-system-outputs";
const uint8_t uCirculationPumpGpioPin = 27U;
const uint8_t uBurnerGpioPin = 14U;
const uint8_t uSafetyContactGpioPin = 12U;
static SemaphoreHandle_t xMutexAccessOutputs = NULL;
static eOutput sCirculationPumpState;
static eOutput sBurnerState;
static eOutput sSafetyContactState;
void initOutputs(void)
{
@ -30,8 +32,18 @@ void initOutputs(void)
.pull_down_en = GPIO_PULLDOWN_DISABLE, // Disable pull-down
.intr_type = GPIO_INTR_DISABLE // Disable interrupts
};
gpio_config_t ioConfSafetyContact = {
.pin_bit_mask = (1ULL << uSafetyContactGpioPin), // Pin mask
.mode = GPIO_MODE_OUTPUT, // Set as output
.pull_up_en = GPIO_PULLUP_DISABLE, // Disable pull-up
.pull_down_en = GPIO_PULLDOWN_DISABLE, // Disable pull-down
.intr_type = GPIO_INTR_DISABLE // Disable interrupts
};
gpio_config(&ioConfCirculationPump);
gpio_config(&ioConfBurner);
gpio_config(&ioConfSafetyContact);
xMutexAccessOutputs = xSemaphoreCreateRecursiveMutex();
if (xMutexAccessOutputs == NULL)
@ -105,4 +117,41 @@ void setBurnerState(eOutput in)
{
ESP_LOGE(TAG, "Unable to take mutex: setBurnerState()");
}
}
eOutput getSafetyControlState(void)
{
eOutput ret = ENABLED;
if (xSemaphoreTakeRecursive(xMutexAccessOutputs, pdMS_TO_TICKS(5000)) == pdTRUE)
{
ret = sSafetyContactState;
xSemaphoreGiveRecursive(xMutexAccessOutputs);
}
else
{
ESP_LOGE(TAG, "Unable to take mutex: getSafetyControlState()");
}
return ret;
}
void setSafetyControlState(eOutput in)
{
if (xSemaphoreTakeRecursive(xMutexAccessOutputs, pdMS_TO_TICKS(5000)) == pdTRUE)
{
sSafetyContactState = in;
switch (sSafetyContactState)
{
case ENABLED:
gpio_set_level(uSafetyContactGpioPin, 0U); // Switch on power for Burner
break;
case DISABLED:
gpio_set_level(uSafetyContactGpioPin, 1U); // Switch off power for Burner
default:
break;
}
xSemaphoreGiveRecursive(xMutexAccessOutputs);
}
else
{
ESP_LOGE(TAG, "Unable to take mutex: setSafetyControlState()");
}
}