firmware: buttons + hall probe via ADC

[bike-lights.git] / firmware / control.c

diff --git a/firmware/control.c b/firmware/control.c
index eeeca84cb1ba5565a384a7a216f26a9ffdfc433b..007a0c2883ff87d494c58192048e05615846b22f 100644 (file)
--- a/firmware/control.c
+++ b/firmware/control.c
@@ -98,7 +98,7 @@ static pattern_t slow3_pattern[] = {
        PATTERN_END
 };
 
-static unsigned char dim_mode, towbar_mode;
+static unsigned char dim_mode, towbar_mode, braking;
 
 void init_control()
 {
@@ -106,6 +106,22 @@ void init_control()
        towbar_mode = 0;
 }
 
+void brake_on()
+{
+       braking = 1;
+       gpio_set(0, 1);
+       led_set_pattern(N_PWMLEDS, status_led_pattern_select());
+       // TODO brighten rear light
+}
+
+void brake_off()
+{
+       braking = 0;
+       gpio_set(0, 0);
+       led_set_pattern(N_PWMLEDS, status_led_pattern_select());
+       // TODO dim rear light
+}
+
 void toggle_dim_mode()
 {
        dim_mode = !dim_mode;
@@ -124,7 +140,8 @@ void set_panic_mode()
 
 pattern_t *pwmled0_pattern_select()
 {
-       // TODO: battery critical
+       if (battery_critical)
+               return on1_pattern;
 
        if (towbar_mode)
                return NULL;
@@ -140,10 +157,11 @@ pattern_t *pwmled0_pattern_select()
 
 pattern_t *pwmled1_pattern_select()
 {
-       // TODO: battery critical
-
 #ifndef TESTING_FW
        return NULL;
+#else
+       if (battery_critical)
+               return on1_pattern;
 #endif
 
        if (towbar_mode) {
@@ -168,11 +186,11 @@ pattern_t *pwmled1_pattern_select()
 
 pattern_t *pwmled2_pattern_select()
 {
-       // TODO: battery critical
-
 #ifndef TESTING_FW
-       return on3_pattern;
+       if (battery_critical)
+               return on1_pattern;
 #endif
+
        switch (ambient_zone) {
        case 0: return dim_mode ? on2_pattern : on3_pattern;
        case 1: return dim_mode ? slow1_pattern : normal2_pattern;
@@ -185,16 +203,20 @@ pattern_t *pwmled2_pattern_select()
 
 pattern_t *status_led_pattern_select()
 {
+       if (braking)
+               return on1_pattern;
+
        if (buttons_setup_in_progress())
                return buttons_setup_status0_pattern_select();
 
        // FIXME: do something sane
-       return number_pattern(1 + ambient_zone, 0);
+       return number_pattern(battery_gauge(), 0);
 }
 
 pattern_t *illumination_led_pattern_select()
 {
-       // todo: battery critical
+       if (battery_critical)
+               return NULL;
 
        switch (ambient_zone) {
        case 0: return dim_mode