Commit 51ec86a4 authored by Jan Kasprzak's avatar Jan Kasprzak
Browse files

Error reporting via status LED

parent 8b54d4bd

projects/step-up/control.c

+40 −6
Original line number Diff line number Diff line
@@ -24,23 +24,48 @@ static pattern_t slow_pattern[] = { 
	PATTERN_END

};



static unsigned char light_mode, shutdown_in_progress;

static unsigned char light_mode;

static union {

	unsigned char errors;

	struct {

		unsigned char shutdown_in_progress : 1;

		unsigned char pwmled_error : 1;

		unsigned char battery_low : 1;

	};

} e;



void set_error(unsigned char err)

{

	switch(err) {

	case ERR_BATTERY:

		e.battery_low = 1;

		pwmled_set_target(0);

		pattern_reload();

		break;

	case ERR_PWMLED:

		e.pwmled_error = 1;

		break;

	}

}



void init_control()

{

	light_mode = 1;

	shutdown_in_progress = 0;

	e.errors = 0;

	short_press();

}



void long_press_start()

{

	shutdown_in_progress = 1;

	e.shutdown_in_progress = 1;

	pattern_reload();

}



void short_press()

{

	if (e.battery_low)

		return;



	if (++light_mode >= 2*N_PWMLED_MODES)

		light_mode = 0;
@@ -52,15 +77,18 @@ void short_press() 


void long_press()

{

	shutdown_in_progress = 0;

	e.shutdown_in_progress = 0;

	pattern_reload();

}



pattern_t *pwmled_pattern_select()

{

	if (shutdown_in_progress)

	if (e.shutdown_in_progress)

		return NULL;



	if (e.battery_low)

		return slow_pattern;



	if (light_mode == 0) {

		return slow_pattern;

	} else if (light_mode < N_PWMLED_MODES) {
@@ -72,9 +100,15 @@ pattern_t *pwmled_pattern_select() 


pattern_t *status_led_pattern_select()

{

	if (shutdown_in_progress)

	if (e.shutdown_in_progress)

		return on_pattern;



	if (e.pwmled_error)

		return number_pattern(3, 1);



	if (e.battery_low)

		return number_pattern(1, 1);



	return number_pattern(light_mode+1, 0);

}

projects/step-up/lights.h

+3 −0
Original line number Diff line number Diff line
@@ -77,6 +77,9 @@ void brake_on(); 
void brake_off();

pattern_t *pwmled_pattern_select();

pattern_t *status_led_pattern_select();

#define ERR_BATTERY 1

#define ERR_PWMLED  2

void set_error(unsigned char err);



/* main.c */

void power_down();

projects/step-up/pwmled.c

+2 −0
Original line number Diff line number Diff line
@@ -74,6 +74,8 @@ static inline void pwmled_err() 


	log_byte(0xF1);

	log_flush();



	set_error(ERR_PWMLED);

}