Merge WIP: reading keys works

terminal_keyboard_emulator.ino

@@ -5,16 +5,15 @@
 #include <TimerOne.h>
 
 // pinout config
-const int pinData = 6;
-const int pinStatus = 7;
-const int clockPin = 5;
-const int dataPin = 3;
-const int outPin = 4;
-const int speakerPin = 6;
+const int pinData = 6; // out, host data
+const int pinStatus = 7; // in, host status
+const int clockPin = 5; // out, kbd clock
+const int dataPin = 3; // in, kbd data
+const int outPin = 4; // out, kbd led
 
 // constant config
-const int slaveClockDivider = 16;
-const int timerDelay = 530 / slaveClockDivider;
+const int slaveClockDivider = 4;
+const int timerDelay = 528 / slaveClockDivider;
 
 // variables
 volatile int slaveClockStep = 0;
@@ -27,8 +26,6 @@ int numbits = 10;
 // MODS >>>
 // [1] send debug scancode information to serial port
 bool modConsoleLog = true;
-// [2] play speaker sounds of keys
-bool modKeySounds = true;
 // <<< MODS
 
 // ----------
@@ -48,6 +45,7 @@ volatile byte nextKey = 0;
 void typeKey(byte key) {
     nextKey = key;
     nextKeyReady = true;
+    Serial.print("Typing key "); Serial.println((int) key);
 }
     
 void sendKey(byte key) { 
@@ -56,6 +54,7 @@ void sendKey(byte key) {
     dataDelay = 0;
     packetDelay = 0;
     packetTail = 15;
+    Serial.print("Sending key "); Serial.println((int) key);
     //Timer1.initialize(timerDelay);
     //Timer1.start();
 }
@@ -64,8 +63,10 @@ void onHostStatusChange() {
   long timeNow = millis();
   long changeDiff = timeNow - lastChange;
   lastChange = timeNow;
+  digitalWrite(pinData, digitalRead(pinStatus));
   if (changeDiff >= 10 && nextKeyReady) {
       nextKeyReady = false;
+      Serial.println("Status change with key");
       sendKey(nextKey);
   }
 }
@@ -148,7 +149,7 @@ char translateKeyToChar(int key) {
   if (sizeof(m) <= key) {
     return 0;
   }
-  return m[key];
+  return key; //m[key];
 }
 
 void printChar(char keyChar) {
@@ -167,7 +168,9 @@ void processKbdByte(int data) {
   delay(10);
   Keyboard.release(keyChar);
   #endif
-    
+
+  typeKey(keyChar);
+
   if (modConsoleLog) {
     Serial.print("Press: ");
     printChar(keyChar);
@@ -212,7 +215,6 @@ void setup(void)
   //Timer1.stop();
 
   Serial.println("Keyboard ready");
-  tone(speakerPin, 80, 50);
 }
 
 void loop(void)
@@ -227,7 +229,6 @@ void loop(void)
   // type key from keyboard
   if (counter >= numbits) {
     processKbdByte(data);
-    if (modKeySounds) tone(speakerPin, 60 + int(data), 25);
     data = B0;
     counter = 0;
   }