avr: started working on new SPI-like COM protocol.

use a clock and a data line to introduce synchronisation into the
protocol to be able to work with the wide range of mcu speeds (no need for
exact timing, no need for exact calibration).

avr/devices/all/modules.asm

@@ -81,6 +81,18 @@ initModules:
   bigcall ComOnUart1_Init
 #endif
 
+#ifdef MODULES_COM2W
+  bigcall COM2W_Init
+#endif
+
+#ifdef MODULES_COM2W0
+  bigcall COM2W0_Init
+#endif
+
+#ifdef MODULES_COM2W1
+  bigcall COM2W1_Init
+#endif
+
 #ifdef MODULES_MOTION
   bigcall Motion_Init
 #endif
@@ -223,6 +235,21 @@ runComModules_loop:
       pop r16
       sbci r16, 0
 #endif
+
+#ifdef MODULES_COM2W0
+      push r16
+        bigcall COM2W0_Run
+      pop r16
+      sbci r16, 0
+#endif
+
+#ifdef MODULES_COM2W1
+      push r16
+        bigcall COM2W1_Run
+      pop r16
+      sbci r16, 0
+#endif
+
     pop r17
     ; check for repeat request
     tst r16