Add windows python script, Add sliders, add Serial protocol.

.idea/oliver-keypad-thing.iml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

keypad/keypad.ino

@@ -8,15 +8,17 @@ const int switchColPins[] = {40, 38, 36, 34, 32, 30, 28, 26, 24, 22}; // Switch
 const int LEDRowPins[] = {51, 49, 47, 45}; // LED Rows (Anodes)
 const int LEDColPins[] = {41, 39, 37, 35, 33, 31, 29, 27, 25, 23}; // LED Columns (Cathodes)
 
-const int NUM_SLIDERS = 6;
-const int analogInputs[NUM_SLIDERS] = {A2, A3, A4, A5, A7, A9};
+const int NUM_SLIDERS = 10;
+const int analogInputs[NUM_SLIDERS] = {A9, A8, A7, A6, A5, A4, A3, A2, A1, A0};
 
 const int keyLightTimeout = 100;
+const int sliderUpdateTolerance = 8;
 
 #define ROWS 4
 #define COLS 10
 
 bool keyState[ROWS][COLS] = {false}; // Holds the state of each key
+int analogSliderValues[NUM_SLIDERS];
 
 
 // State definitions for key states
@@ -46,36 +48,8 @@ void setup() {
       pinMode(analogInputs[i], INPUT);
     }
 
-
-    // for(int row = 0; row < ROWS; row++){
-    //   for(int col = 0; col < COLS; col++){
-    //     if((row+col) % 2 == 0){
-    //       keyState[row][col] = true;
-    //     }
-    //   }
-    // }
-
-    // for(int y = 0; y < litButtons.length; y++){
-    //   for(int x = 0; x < litButtons[y].length; x++){
-    //     litButtons
-    //   }
-    // }
 }
 
-// bool arrayIsFalse(bool arr[]){
-//   for(bool b : arr){
-//     if(!b){return false;}
-//   }
-//   return true;
-// }
-
-// bool array2dIsFalse(bool arr[][]){
-//   for(bool b[] : arr){
-//     if(!arrayIsFalse(b)){return false;}
-//   }
-//   return true;
-// }
-
 void updateLights(){
   for (int row = 0; row < ROWS; row++) {
     for (int col = 0; col < COLS; col++) {
@@ -105,11 +79,27 @@ void lightsOff(){
   }
 }
 
+int newVal = 0;
+
+void updateSliderValues() {
+  for (int i = 0; i < NUM_SLIDERS; i++) {
+    newVal = analogRead(analogInputs[i]);
+    if(abs(analogSliderValues[i]-newVal) >= sliderUpdateTolerance){
+      analogSliderValues[i] = newVal;
+      Serial.print("1|");
+      Serial.print(i+1);
+      Serial.print("|");
+      Serial.println(newVal);
+    }
+  }
+}
+
 unsigned long lastupdated = 0;
 
 void loop() {
 
   updateLights();
+  updateSliderValues();
 
 
   if(millis()-lastupdated > keyLightTimeout){
@@ -123,13 +113,16 @@ void loop() {
         digitalWrite(switchRowPins[row], LOW);  // Activate row
         for (int col = 0; col < COLS; col++) {
           if(digitalRead(switchColPins[col]) == LOW){
+
+            if(keyState[row][col] == false){
+              Serial.print("0|");
+              Serial.print(row);
+              Serial.print("|");
+              Serial.println(col);
+            }
+
             keyState[row][col] = true;
 
-            // Serial.print(row);
-            // Serial.print(", ");
-            // Serial.print(col);
-            // Serial.print(" ");
-            // Serial.println("Pressed!");
 
             lastupdated = millis();
           }

volume.py

@@ -0,0 +1,93 @@
+SERIAL_PORT = "COM1"
+
+AHK_PATH = "C:\\Program Files\\AutoHotkey\\v2\\AutoHotkey.exe"
+AHK_SCRIPTS_DIR = "C:\\Users\\astatin3\\Documents\\AutoHotkey\\"
+
+# Button Choord starts from 0
+BUTTON_VALS = [
+    {
+        "pos": (1,1),
+        "script": "test.ahk"
+    }
+]
+
+# Slider ID starts from 1
+SLIDER_VALS = [
+    {
+        "id": 1,
+        "program": "master"
+    },{
+        "id": 2,
+        "program": "firefox.exe"
+    }
+]
+
+import math
+import subprocess
+from serial import Serial
+from comtypes import CLSCTX_ALL
+from pycaw.pycaw import AudioUtilities, IAudioEndpointVolume, ISimpleAudioVolume
+
+sessions = AudioUtilities.GetAllSessions()
+
+devices = AudioUtilities.GetSpeakers()
+interface = devices.Activate(IAudioEndpointVolume._iid_, CLSCTX_ALL, None)
+masterVolume = interface.QueryInterface(IAudioEndpointVolume)
+
+def setMasterVolume(num: int):
+    if num < 0 or num > 100: return
+    masterVolume.SetMasterVolumeLevelScalar((num/100), None)
+
+def setProgramVolume(num: int, program: str):
+    if num < 0 or num > 100: return
+    for session in sessions:
+        volume = session._ctl.QueryInterface(ISimpleAudioVolume)
+        if session.Process and session.Process.name().lower() == program.lower():
+            volume.SetMasterVolume(num/100, None)
+            # print(f"{session.Process.name()} volume.GetMasterVolume(): {volume.GetMasterVolume()}")
+
+def run_ahk_script(script:str):
+    subprocess.Popen([AHK_PATH, (AHK_SCRIPTS_DIR+script)])
+
+def handle_button(pos:tuple):
+    print(f"Pressed button ({pos[0]}, {pos[1]})", end="")
+    for button in BUTTON_VALS:
+        if button["pos"] != pos:
+            continue
+
+        print(f", and ran AHK Script: {AHK_SCRIPTS_DIR}{button["script"]}", end="")
+        run_ahk_script(button["script"])
+
+    print("\n", end="")
+
+def handle_slider(id:int, pos:int):
+    print(f"Slider {id} is at {pos}%", end="")
+    for slider in SLIDER_VALS:
+        if slider["id"] != id:
+            continue
+
+        if slider["program"] == "master":
+            print(", and set master volume", end="")
+            setMasterVolume(pos)
+        else:
+            print(f", and set the volume of {slider["program"]}", end="")
+            setProgramVolume(pos, slider["program"])
+            
+    print("\n", end="")
+
+def serial_ports():
+    import serial.tools.list_ports
+    print("Open serial ports: " + str([port.name for port in serial.tools.list_ports.comports()]))
+
+serial_ports()
+
+ser = Serial('SERIAL_PORT', 9600)
+
+while ser.is_open:
+    cc=str(ser.readline())
+    val = cc[2:][:-5].split('|')
+    match (val[0]):
+        case 0: # Button
+            pos = (int(val[1]), int(val[2]))
+        case 1: # Slider
+            level = (int(slider)/1024)*100