basic main menu

firmware/src/characters.h

@@ -7,6 +7,7 @@
 #define CHAR_INVERTED_D 3
 #define CHAR_ENCODER 4
 #define CHAR_ENCODER_SWITCH 5
+#define CHAR_SELECTION 0b01111110
 
 extern uint8_t invertedA[8];
 extern uint8_t invertedB[8];

firmware/src/debug.cpp

@@ -51,7 +51,6 @@ char getDebugKey() {
 }
 
 void handleDebugFunctions(char key) {
-  if (key){lcd.write(key);}
   if (key == 'h') {
     Serial.println("Debug functions:");
     Serial.println("  h - print this help");

firmware/src/input.cpp

@@ -10,3 +10,9 @@ Input getInput() {
 
   return {debugKey, key, switchEvent, encoderEvent, hasInput};
 }
+
+Input handleInput() {
+  auto input = getInput();
+  debugHandleInput(input);
+  return input;
+}

firmware/src/input.h

@@ -13,3 +13,4 @@ struct Input {
 };
 
 Input getInput();
+Input handleInput();

firmware/src/main.cpp

@@ -11,6 +11,7 @@
 #include "memes.h"
 #include "input.h"
 #include "spindle.h"
+#include "menu.h"
 
 void setup() {
   setupDebug();
@@ -21,6 +22,7 @@ void setup() {
 
   Wire.begin();
   Wire.setClock(800000);
+  debugScanI2C();
 
   if (!setupScreen()) {
     fatal();
@@ -33,15 +35,9 @@ void setup() {
   }
 
   splashScreen();
+  menu();
 }
 
 void loop() {
-  debugScanI2C();
-
-  auto input = getInput();
-  if (input.hasInput) {
-    tick();
-  }
-  debugHandleInput(input);
 }
 

firmware/src/memes.cpp

@@ -25,4 +25,5 @@ void splashScreen() {
   delay(300);
   lcd.setCursor(0, 1);
   lcd.print("by");
+  delay(1000);
 }

firmware/src/menu.cpp

@@ -0,0 +1,71 @@
+#include "input.h"
+#include "buzzer.h"
+#include "screen.h"
+#include "characters.h"
+
+uint8_t menuPos = 0;
+#define MENU_ITEMS 2
+
+void menu_setup();
+void menu_update();
+void help();
+
+void menu() {
+  menu_setup();
+  while (true) {
+    auto input = handleInput();
+    if (input.encoderEvent) {
+      tick();
+      menuPos = (menuPos + input.encoderEvent) % MENU_ITEMS;
+      if (menuPos == 255) {
+        menuPos = MENU_ITEMS - 1;
+      }
+      menu_update();
+    } else if (input.switchEvent == SWITCH_RELEASED) {
+      switch (menuPos) {
+        case 0:
+          Serial.println("Unimplemented");
+          sadBuzz();
+          break;
+        case 1:
+          help();
+          break;
+      }
+      menu_setup();
+    } else if (input.hasInput && input.switchEvent != SWITCH_PRESSED) {
+      beep();
+    }
+  }
+}
+
+void menu_setup() {
+  menuPos = 0;
+  lcd.clear();
+  lcd.print(" Wind coils");
+  lcd.setCursor(0, 1);
+  lcd.print(" Help");
+  menu_update();
+}
+
+void menu_update() {
+  lcd.setCursor(0, 0);
+  lcd.write(menuPos == 0 ? CHAR_SELECTION : ' ');
+  lcd.setCursor(0, 1);
+  lcd.write(menuPos == 1 ? CHAR_SELECTION : ' ');
+}
+
+void help() {
+  lcd.clear();
+  lcd.print("Read the source");
+  lcd.setCursor(0, 1);
+  lcd.print("code, Luke ;^)");
+  beep();
+
+  while (true) {
+    auto input = handleInput();
+    if (input.hasInput && input.switchEvent != SWITCH_PRESSED) {
+      tick();
+      break;
+    }
+  }
+}

firmware/src/menu.h

@@ -0,0 +1,3 @@
+#pragma once
+
+void menu();