Cleaning up the BudKeypad module for the Buffered Macro Module

- Fixed key repeat rate issues
- Added the recent function additions to the scan module API

CMakeLists.txt

@@ -64,8 +64,8 @@ set( SRCS
 #| "atmega32u4"       # Teensy   2.0
 #| "at90usb646"       # Teensy++ 1.0
 #| "at90usb1286"      # Teensy++ 2.0
-#set( MCU "atmega32u4" )
-set( MCU "at90usb1286" )
+set( MCU "atmega32u4" )
+#set( MCU "at90usb1286" )
 
 
 #| Compiler flag to set the C Standard level.

Scan/matrix/matrix_scan.c

@@ -76,7 +76,6 @@
 			scanCode = matrix[row*(MAX_ROW_SIZE+1)+col]; \
 			if ( scanCode && !( pin & ( 1 << ( matrix[0*(MAX_ROW_SIZE+1)+col] % 10 ) ) ) ) \
 			{ \
-				warn_print("YAY!"); \
 				detectArray[scanCode]++; \
 			} \
 			break
@@ -243,7 +242,6 @@ inline void matrix_scan( uint8_t *matrix, uint8_t *detectArray )
 		// Scan over the pins for each of the columns, and using the pin alias to determine which pin to set
 		// (e.g. / 10 is for the pin name (A,B,C,etc.) and % 10 is for the position of the pin (A1,A2,etc.))
 		switch ( matrix[0*(MAX_ROW_SIZE+1)+col] / 10 )
-				REG_SET(port##pin); break; \
 		{
 #if defined(__AVR_AT90USB1286__)
 		case 0: // PINA

Scan/matrix/scan_loop.c

@@ -102,12 +102,52 @@ inline uint8_t scan_loop()
 	// If the number of samples is higher than the sample threshold, flag the high bit, clear otherwise
 	// This should be resetting VERY quickly, cutting off a potentially valid keypress is not an issue
 	for ( uint8_t key = 1; key < KeyIndex_Size + 1; key++ ) if ( ( KeyIndex_Array[key] & ~(1 << 7) ) > SAMPLE_THRESHOLD )
+	{
+		// Debug output (keypress detected)
+		char tmpStr[6];
+		hexToStr( key, tmpStr );
+		dPrintStrs( tmpStr, " " );
+
+		// Add the key to the buffer, if it isn't already in the current Key Buffer
+		for ( uint8_t c = 0; c < KeyIndex_BufferUsed + 1; c++ )
+		{
+			// Key isn't in the buffer yet
+			if ( c == KeyIndex_BufferUsed )
 			{
 				bufferAdd( key );
+				break;
+			}
+
+			// Key already in the buffer
+			if ( KeyIndex_Buffer[c] == key )
+				break;
+		}
+
 		KeyIndex_Array[key] = (1 << 7);
 	}
 	else
 	{
+		// Remove the key from the buffer only if it was previously known to be pressed
+		if ( KeyIndex_Array[key] & (1 << 7 ) )
+		{
+			// Check for the released key, and shift the other keys lower on the buffer
+			for ( uint8_t c = 0; c < KeyIndex_BufferUsed; c++ )
+			{
+				// Key to release found
+				if ( KeyIndex_Buffer[c] == key )
+				{
+					// Shift keys from c position
+					for ( uint8_t k = c; k < KeyIndex_BufferUsed - 1; k++ )
+						KeyIndex_Buffer[k] = KeyIndex_Buffer[k + 1];
+
+					// Decrement Buffer
+					KeyIndex_BufferUsed--;
+
+					break;
+				}
+			}
+		}
+
 		KeyIndex_Array[key] = 0x00;
 	}
 
@@ -115,3 +155,17 @@ inline uint8_t scan_loop()
 	return 1;
 }
 
+
+// Signal that the keys have been properly sent over USB
+inline void scan_finishedWithUSBBuffer( void )
+{
+	return;
+}
+
+
+// Signal KeyIndex_Buffer that it has been fully scanned using the macro module
+inline void scan_finishedWithBuffer( void )
+{
+	return;
+}
+

Scan/matrix/scan_loop.h

@@ -58,5 +58,16 @@ extern volatile              uint8_t KeyIndex_BufferUsed;
 void scan_setup( void );
 uint8_t scan_loop( void );
 
+
+// Functions available to macro.c
+uint8_t scan_sendData( uint8_t dataPayload );
+
+void scan_finishedWithBuffer( void );
+void scan_finishedWithUSBBuffer( void );
+void scan_lockKeyboard( void );
+void scan_unlockKeyboard( void );
+void scan_resetKeyboard( void );
+
+
 #endif // __SCAN_LOOP_H
 

USB/pjrc/usb_keyboard_debug.c

@@ -135,8 +135,8 @@ static const uint8_t PROGMEM keyboard_hid_report_desc[] = {
 };
 
 static const uint8_t PROGMEM debug_hid_report_desc[] = {
-	//0x06, 0x30, 0xFF,			// Usage Page 0xFF31 (vendor defined)
-	0x06, 0x31, 0xFF,			// Usage Page 0xFF31 (vendor defined)
+	0x06, 0x30, 0xFF,			// Usage Page 0xFF31 (vendor defined)
+	//0x06, 0x31, 0xFF,			// Usage Page 0xFF31 (vendor defined)
 	0x09, 0x74,				// Usage 0x74
 	0xA1, 0x53,				// Collection 0x53
 	0x75, 0x08,				// report size = 8 bits

setup.cmake

@@ -20,7 +20,7 @@
 #| Please the {Scan,Macro,USB,Debug}/module.txt for information on the modules and how to create new ones
 
 ##| Deals with acquiring the keypress information and turning it into a key index
-set(  ScanModule  "EpsonQX-10" )
+set(  ScanModule  "BudKeypad" )
 
 ##| Uses the key index and potentially applies special conditions to it, mapping it to a usb key code
 set( MacroModule  "buffer"  )