From 0f2ae62247662ed7077c1c2cdb0aba621b95b699 Mon Sep 17 00:00:00 2001
From: Hykilpikonna <me@hydev.org>
Date: Fri, 21 Apr 2023 17:29:15 -0400
Subject: [PATCH] [+] Light strip

---
 firmware/src/config.h | 14 ++++++++++++--
 firmware/src/main.cpp |  8 ++++++++
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/firmware/src/config.h b/firmware/src/config.h
index f916d1b..1032a84 100644
--- a/firmware/src/config.h
+++ b/firmware/src/config.h
@@ -2,7 +2,7 @@
 #define FIRMWARE_CONFIG_H
 
 // ========================================
-// Pin Configuration
+// Main Keyboard Pin Configuration
 // ========================================
 
 // LED indicator for pulling update
@@ -18,11 +18,21 @@ const int MUX_IN[NUM_MUX] = {4, 5, 6, 7, 8};
 const int NUM_MUX_SEL = 4;
 const int MUX_SEL_OUT[NUM_MUX_SEL] = {14, 13, 12, 11};
 
+// LED Light strip
+const int LK_PIN = 2;
+const int LK_LIGHTS_PER_METER = 60;
+const float LK_NUM_METERS = 2;
+const int LK_NUM_LIGHTS = (int) round(LK_LIGHTS_PER_METER * LK_NUM_METERS);
+
+// ========================================
+// MIDI Panel Pin Configuration
+// ========================================
+
 // 3 1:8 Multiplexers for the midi panel
 const int P_PINS_PER_MUX = 8;
 const int P_KEY_MUX_IN = 36;
 const int P_BUTTON_MUX_IN = 35;  // Digital signal inputs for button multiplexers
-const int P_KNOB_MUX_IN = 2;  // Analog signal inputs for potentiometer
+const int P_KNOB_MUX_IN = 10;  // Analog signal inputs for potentiometer
 
 // Select pins for every multiplexer, each multiplexer has 3 select pins
 const int P_NUM_MUX_SEL = 3;
diff --git a/firmware/src/main.cpp b/firmware/src/main.cpp
index d6891f1..e667f31 100644
--- a/firmware/src/main.cpp
+++ b/firmware/src/main.cpp
@@ -50,6 +50,7 @@ void pinModeSafe(int pin, int mode)
 Adafruit_NeoPixel p_led_key(4, P_LED_KEY, NEO_GRB + NEO_KHZ800);
 Adafruit_NeoPixel p_led_knob(9, P_LED_KNOB, NEO_GRB + NEO_KHZ800);
 Adafruit_NeoPixel p_led_rotary(9, P_LED_ROTARY, NEO_GRB + NEO_KHZ800);
+Adafruit_NeoPixel lk(LK_NUM_LIGHTS, LK_PIN, NEO_GRB + NEO_KHZ800);
 
 u64 fps_time_counter = 0;
 u32 fps_updates = 0;
@@ -71,6 +72,7 @@ void setup()
 {
     // Initialize pins
     pinModeSafe(LED_REFRESH, OUTPUT);
+    pinModeSafe(LK_PIN, OUTPUT);
     for (int pin: MUX_IN) pinModeSafe(pin, INPUT);
     for (int pin: MUX_SEL_OUT) pinModeSafe(pin, OUTPUT);
     for (int pin: P_MUX_SEL_OUT) pinModeSafe(pin, OUTPUT);
@@ -245,6 +247,11 @@ void readPanel()
         }
     }
 
+    for (int i = 0; i < LK_NUM_LIGHTS; i++)
+    {
+        lk.setPixelColor(i, Adafruit_NeoPixel::ColorHSV(last_hue + i * hue_interval, 255, brightness));
+    }
+
 //    for (int i = 0; i < 9; i++)
 //    {
 //        p_led_key.setPixelColor(i, Adafruit_NeoPixel::ColorHSV(last_hue + i * hue_interval, 255, brightness));
@@ -256,6 +263,7 @@ void readPanel()
     p_led_key.show();
     p_led_knob.show();
     p_led_rotary.show();
+    lk.show();
 }
 
 [[noreturn]] void loopPanel(void* pvParameters)