Experimental step-up driver for chain of 5630 LEDs.

[tinyboard.git] / projects / step-up / control.c

diff --git a/projects/step-up/control.c b/projects/step-up/control.c
index c877c87ae82fc2482551cd9ab4211edbd88a76b7..4ffb71cf631310b98de786e785b9e02dccf7092c 100644 (file)
--- a/projects/step-up/control.c
+++ b/projects/step-up/control.c
@@ -3,44 +3,106 @@
 
 #include "lights.h"
 
-static pattern_t on_pattern [] = {
-       { 1, 0x10 },
-       PATTERN_END
+static unsigned char on_pattern[] = {
+       /* 8 bits */
+       0b11111111,
 };
 
-static pattern_t blink_pattern[] = {
-       { 1, 0x1 },
-       { 0, 0x2 },
-       { 1, 0x1 },
-       { 0, 0x8 },
-       { 1, 0x1 },
-       { 0, 0x8 },
-       PATTERN_END
+#define IVA
+
+static unsigned char blink_pattern[] = {
+#ifdef IVA
+       /* ../...-/..-/.../-.-/.-// */
+       /* 137 bits, 19.7% on */
+       0b10000100,
+       0b00000000,
+       0b10000100,
+       0b00100001,
+       0b11000000,
+       0b00001000,
+       0b01000011,
+       0b10000000,
+       0b00010000,
+       0b10000100,
+       0b00000000,
+       0b11100001,
+       0b00001110,
+       0b00000000,
+       0b01000011,
+       0b10000000,
+       0b00000000,
+       0b00000000,
+#else /* FILIP */
+       /* ..-./../.-../../.--.// */
+       /* 124 bits, 19.4% on */
+       0b10000100,
+       0b00111000,
+       0b01000000,
+       0b00001000,
+       0b01000000,
+       0b00001000,
+       0b01110000,
+       0b10000100,
+       0b00000000,
+       0b10000100,
+       0b00000000,
+       0b10000111,
+       0b00001110,
+       0b00010000,
+       0b00000000,
+       0b00000000,
+#endif
 };
 
-static pattern_t slow_pattern[] = {
-       { 1, 0x1 },
-       { 0, 0x1F },
-       PATTERN_END
+static unsigned char slow_pattern[] = {
+       /* 24 bits */
+       0b00010000,
+       0b00000000,
+       0b00000000,
 };
 
-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;
 
@@ -52,30 +114,39 @@ void short_press()
 
 void long_press()
 {
-       shutdown_in_progress = 0;
-       pattern_reload();
+       power_down();
 }
 
-pattern_t *pwmled_pattern_select()
+void pwmled_pattern_select(unsigned char led)
 {
-       if (shutdown_in_progress)
-               return NULL;
-
-       if (light_mode == 0) {
-               return slow_pattern;
+       if (e.shutdown_in_progress) {
+               led_set_pattern(led, 0, 0, NULL);
+       } else if (e.battery_low) {
+               led_set_pattern(led, 24, 0, slow_pattern);
+       } else if (light_mode == 0) {
+               led_set_pattern(led, 24, 0, slow_pattern);
        } else if (light_mode < N_PWMLED_MODES) {
-               return blink_pattern;
+#ifdef IVA
+               led_set_pattern(led, 137, 0, blink_pattern);
+#else /* FILIP */
+               led_set_pattern(led, 124, 0, blink_pattern);
+#endif
        } else {
-               return on_pattern;
+               led_set_pattern(led, 8, 0, on_pattern);
        }
 }
 
-pattern_t *status_led_pattern_select()
+void status_led_pattern_select(unsigned char led)
 {
-       if (shutdown_in_progress)
-               return on_pattern;
-
-       return number_pattern(light_mode+1, 0);
+       if (e.shutdown_in_progress) {
+               led_set_pattern(led, 8, 0, on_pattern);
+       } else if (e.pwmled_error) {
+               led_set_number_pattern(led, 1, 1);
+       } else if (e.battery_low) {
+               led_set_number_pattern(led, 1, 1);
+       } else {
+               led_set_number_pattern(led, battery_gauge(), 0);
+       }
 }
 
 #if 0