mhu/reflow-oven-control-sw
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Add SSR safety enable to oven driver

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This commit is contained in:
Mario Hüttel
2021-01-09 21:59:59 +01:00
parent 3a07347f48
commit bbfcd429fe
2 changed files with 32 additions and 0 deletions
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9
stm-firmware/include/reflow-controller/periph-config/oven-driver-hwcfg.h
View File

@@ -58,4 +58,13 @@
*/ */
#define OVEN_CONTROLLER_PIN_ALTFUNC (2) #define OVEN_CONTROLLER_PIN_ALTFUNC (2)
/**
* @brief GPIO Port for the safety enable line used by PCB versions > v1.3
*/
#define SSR_SAFETY_EN_PORT GPIOA
#define SSR_SAFETY_EN_PIN (3)
#define SSR_SAFETY_EN_PORT_RCC_MASK RCC_AHB1ENR_GPIOAEN
#endif /* __OVEN_DRIVER_HWCFG_H__ */ #endif /* __OVEN_DRIVER_HWCFG_H__ */

23
stm-firmware/oven-driver.c
View File

@@ -26,6 +26,7 @@
#include <reflow-controller/temp-converter.h> #include <reflow-controller/temp-converter.h>
#include <helper-macros/helper-macros.h> #include <helper-macros/helper-macros.h>
#include <reflow-controller/safety/safety-controller.h> #include <reflow-controller/safety/safety-controller.h>
#include <reflow-controller/hw-version-detect.h>
static struct pid_controller IN_SECTION(.ccm.bss) oven_pid; static struct pid_controller IN_SECTION(.ccm.bss) oven_pid;
static bool oven_pid_running; static bool oven_pid_running;
@@ -34,6 +35,17 @@ static uint8_t IN_SECTION(.ccm.bss) oven_driver_power_level;
static float IN_SECTION(.ccm.bss) target_temp; static float IN_SECTION(.ccm.bss) target_temp;
static uint64_t IN_SECTION(.ccm.bss) timestamp_last_run; static uint64_t IN_SECTION(.ccm.bss) timestamp_last_run;
static void ssr_safety_en(bool enable)
{
if (get_pcb_hardware_version() >= HW_REV_V1_3) {
if (enable)
SSR_SAFETY_EN_PORT->ODR |= (1<<SSR_SAFETY_EN_PIN);
else
SSR_SAFETY_EN_PORT->ODR &= ~(1<<SSR_SAFETY_EN_PIN);
}
}
void oven_driver_init(void) void oven_driver_init(void)
{ {
rcc_manager_enable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(OVEN_CONTROLLER_PORT_RCC_MASK)); rcc_manager_enable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(OVEN_CONTROLLER_PORT_RCC_MASK));
@@ -57,6 +69,14 @@ void oven_driver_init(void)
oven_pid_aborted = false; oven_pid_aborted = false;
oven_pid_running = false; oven_pid_running = false;
if (get_pcb_hardware_version() >= HW_REV_V1_3) {
/* Init the safety SSR enable signal */
rcc_manager_enable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(SSR_SAFETY_EN_PORT_RCC_MASK));
SSR_SAFETY_EN_PORT->MODER &= MODER_DELETE(SSR_SAFETY_EN_PIN);
SSR_SAFETY_EN_PORT->MODER |= OUTPUT(SSR_SAFETY_EN_PIN);
ssr_safety_en(false);
}
oven_driver_set_power(0U); oven_driver_set_power(0U);
oven_driver_apply_power_level(); oven_driver_apply_power_level();
} }
@@ -92,6 +112,8 @@ void oven_pid_init(struct pid_controller *controller_to_copy)
oven_pid_aborted = false; oven_pid_aborted = false;
safety_controller_report_timing(ERR_TIMING_PID); safety_controller_report_timing(ERR_TIMING_PID);
timestamp_last_run = systick_get_global_tick(); timestamp_last_run = systick_get_global_tick();
ssr_safety_en(true);
} }
void oven_pid_set_target_temperature(float temp) void oven_pid_set_target_temperature(float temp)
@@ -124,6 +146,7 @@ void oven_pid_stop(void)
oven_pid_running = false; oven_pid_running = false;
oven_driver_set_power(0U); oven_driver_set_power(0U);
safety_controller_enable_timing_mon(ERR_TIMING_PID, false); safety_controller_enable_timing_mon(ERR_TIMING_PID, false);
ssr_safety_en(false);
} }
void oven_pid_abort(void) void oven_pid_abort(void)