+//Lbus = LIN BUS from Car
+//Vss = Ground
+//Vbb = +12V
+
+// MCP2004 LIN bus frame:
+// ZERO_BYTE SYN_BYTE ID_BYTE DATA_BYTES.. CHECKSUM_BYTE
+
 #include "Mouse.h"
 #include "Keyboard.h"
 

// BTN_DOWN       20 2 0 0 0 FD
// BTN_LEFT       20 4 0 0 0 FB
// BTN_RIGHT      20 8 0 0 0 F7

// IGN_KEY_ON     50 E 0 F1

byte b, i, n;
LinFrame frame;

#define SYN_FIELD 0x55
#define SWM_ID 0x20

// Volvo V50 2007 SWM key codes
//
// BTN_NEXT       20 0 10 0 0 EF
// BTN_PREV       20 0 2 0 0 FD
// BTN_VOL_UP     20 0 0 1 0 FE
