Add a feature to make RGB voltage configurable

Adds two entries to the battery voltage settings menu, the first
isathreshold for switching aux to high, and the second sets a minimum
level for it to be displayed, also effectively allowing the feature to
be entirely disabled if not wanted.

5 files changed, 52 insertions, 12 deletions

diff --git a/ui/anduril/anduril.c b/ui/anduril/anduril.c
index 4378816..fdc9527 100644
--- a/ui/anduril/anduril.c
+++ b/ui/anduril/anduril.c
@@ -278,9 +278,13 @@ void loop() {
     StatePtr state = current_state;
 
     #ifdef USE_AUX_RGB_LEDS_WHILE_ON
-    // display battery charge on RGB button during use
-    if (state == steady_state)
-        rgb_led_voltage_readout(actual_level > USE_AUX_RGB_LEDS_WHILE_ON);
+        // display battery charge on RGB button during use
+      #ifdef USE_CONFIGURABLE_RGB_VOLTAGE_LEVELS
+        if ((state == steady_state) && (actual_level > cfg.use_aux_rgb_leds_while_on_min_level)) // only show voltage if we are above the configured minimum ramp level
+      #else
+        if (state == steady_state)
+      #endif
+          rgb_led_voltage_readout(actual_level > USE_AUX_RGB_LEDS_WHILE_ON);
     #endif
 
     if (0) {}  // placeholder
diff --git a/ui/anduril/battcheck-mode.c b/ui/anduril/battcheck-mode.c
index c7c80dd..997c2b0 100644
--- a/ui/anduril/battcheck-mode.c
+++ b/ui/anduril/battcheck-mode.c
@@ -61,21 +61,23 @@ uint8_t battcheck_state(Event event, uint16_t arg) {
 // ...
 // 13 = add 0.30V
 void voltage_config_save(uint8_t step, uint8_t value) {
+    #if defined(USE_AUX_RGB_LEDS_WHILE_ON) && defined(USE_CONFIGURABLE_RGB_VOLTAGE_LEVELS)
+      if (use_aux_rgb_leds_while_on_config_step == step) cfg.use_aux_rgb_leds_while_on = value;
+      else if (use_aux_rgb_leds_while_on_min_level_step == step) cfg.use_aux_rgb_leds_while_on_min_level = value;
+      else
+    #endif
     #ifdef USE_POST_OFF_VOLTAGE
-        if (2 == step) cfg.post_off_voltage = value;
-        else
+      if (post_off_voltage_config_step == step) cfg.post_off_voltage = value;
+      else
+    #endif
+    #ifdef USE_VOLTAGE_CORRECTION
+      if (value) cfg.voltage_correction = value;
     #endif
-    if (value) cfg.voltage_correction = value;
 }
 
 uint8_t voltage_config_state(Event event, uint16_t arg) {
-    #ifdef USE_POST_OFF_VOLTAGE
-        #define VOLTAGE_CONFIG_STEPS  2
-    #else
-        #define VOLTAGE_CONFIG_STEPS  1
-    #endif
     return config_state_base(event, arg,
-                             VOLTAGE_CONFIG_STEPS,
+                             (voltage_config_num_steps - 1),
                              voltage_config_save);
 }
 #endif  // #ifdef USE_VOLTAGE_CORRECTION
diff --git a/ui/anduril/battcheck-mode.h b/ui/anduril/battcheck-mode.h
index b505b68..4acdb74 100644
--- a/ui/anduril/battcheck-mode.h
+++ b/ui/anduril/battcheck-mode.h
@@ -10,3 +10,18 @@ void voltage_config_save(uint8_t step, uint8_t value);
 uint8_t voltage_config_state(Event event, uint16_t arg);
 #endif
 
+typedef enum {
+    voltage_cfg_zero = 0,
+    #ifdef USE_VOLTAGE_CORRECTION
+      voltage_correction_config_step,
+    #endif
+    #ifdef USE_POST_OFF_VOLTAGE
+      post_off_voltage_config_step,
+    #endif
+    #if defined(USE_AUX_RGB_LEDS_WHILE_ON) && defined(USE_CONFIGURABLE_RGB_VOLTAGE_LEVELS)
+      use_aux_rgb_leds_while_on_config_step,
+      use_aux_rgb_leds_while_on_min_level_step,
+    #endif
+    voltage_config_num_steps
+} voltage_config_steps_e;
+
diff --git a/ui/anduril/load-save-config-fsm.h b/ui/anduril/load-save-config-fsm.h
index d189d3a..61947ce 100644
--- a/ui/anduril/load-save-config-fsm.h
+++ b/ui/anduril/load-save-config-fsm.h
@@ -97,6 +97,10 @@ typedef struct Config {
         uint8_t therm_ceil;
         int8_t therm_cal_offset;
     #endif
+    #if defined(USE_AUX_RGB_LEDS_WHILE_ON) && defined(USE_CONFIGURABLE_RGB_VOLTAGE_LEVELS)
+        uint8_t use_aux_rgb_leds_while_on;
+        uint8_t use_aux_rgb_leds_while_on_min_level;
+    #endif
 
     ///// aux LEDs
     #ifdef USE_INDICATOR_LED
diff --git a/ui/anduril/load-save-config.h b/ui/anduril/load-save-config.h
index 3ad477c..6a52171 100644
--- a/ui/anduril/load-save-config.h
+++ b/ui/anduril/load-save-config.h
@@ -169,5 +169,20 @@ Config cfg = {
         .jump_start_level = DEFAULT_JUMP_START_LEVEL,
     #endif
 
+    #if defined(USE_AUX_RGB_LEDS_WHILE_ON) && defined(USE_CONFIGURABLE_RGB_VOLTAGE_LEVELS)
+        // config for RGB voltage. We need to check these here rather than setting defaults in `config-default.h` as we only know *after* defaults are loaded if `USE_AUX_RGB_LEDS_WHILE_ON` is set or unset (in `CFG_H`).
+        #if (USE_AUX_RGB_LEDS_WHILE_ON + 0) // if USE_AUX_RGB_LEDS_WHILE_ON is an int, passes. If blank (undefined or defined with no value), evaluates to `(+0)` which evaluates to false.
+        .use_aux_rgb_leds_while_on = USE_AUX_RGB_LEDS_WHILE_ON,
+        #else
+        #warning "USE_AUX_RGB_LEDS_WHILE_ON defined but has no value. Setting minimum threshold to default of 25"
+        .use_aux_rgb_leds_while_on = 25,
+        #endif
+        #ifdef USE_AUX_RGB_LEDS_WHILE_ON_INITIAL_MINIMUM_LEVEL
+        .use_aux_rgb_leds_while_on_min_level = USE_AUX_RGB_LEDS_WHILE_ON_INITIAL_MINIMUM_LEVEL,
+        #else
+        .use_aux_rgb_leds_while_on_min_level = 15, // default
+        #endif
+    #endif
+
 };