X-Git-Url: https://hackdaworld.org/gitweb/?a=blobdiff_plain;f=led_plex%2Fmain.asm;h=23b33c37deec5bcf948d3b2eb1bc084bd8926050;hb=204affb08caa9c97cdd1cc010f5a8fbaa0571992;hp=32f1e7dd753146f76ed82136d081c1884cb2fd92;hpb=28f8496b45653e6db6fb3d3863f546a4b1a8b042;p=my-code%2Fatmel.git

diff --git a/led_plex/main.asm b/led_plex/main.asm
index 32f1e7d..23b33c3 100644
--- a/led_plex/main.asm
+++ b/led_plex/main.asm
@@ -1,5 +1,7 @@
 ; main file of led_plex project
 ;
+; schematics: http://hackdaworld.org/download/led_plex/led_plex.png
+;
 ; author: hackbard@hackdaworld.org
 ;
 
@@ -10,6 +12,8 @@
 .def	tmp1		= r16
 .def	tmp2		= r17
 .def	uart_rxtx	= r18
+.def	hc595_sink	= r19
+.def	hc595_source	= r20
 
 ;
 ; interrupts
@@ -37,7 +41,7 @@ rjmp T1_OVF
 rjmp T0_OVF
 
 ; UART RX
-rjmp UART_RX
+rjmp UART_RECEIVE
 
 ; UART UDRE
 reti
@@ -72,9 +76,9 @@ reti
 ; WDT OVF
 reti
 
-
-; include control defines
-.include "ctrl.def"
+;
+; init and main code
+;
 
 RESET:
 INIT:
@@ -83,7 +87,7 @@ INIT:
 	rcall PORT_INIT
 
 	; timer init
-	rcall TIMER_INIT
+	;rcall TIMER_INIT
 
 	; uart init
 	rcall UART_INIT
@@ -99,7 +103,14 @@ INIT:
 	;sei 
 
 	; signal ready output
-	ldi uart_rxtx,0x23
+	ldi uart_rxtx,0x68
+	rcall UART_TX
+
+	; testing ... DO NOT CONNECT LEDS BY NOW !!!
+	ldi hc595_sink,0xff
+	ldi hc595_source,0xff
+	rcall SET_HC595
+	ldi uart_rxtx,0x61
 	rcall UART_TX
 
 MAIN:
@@ -124,6 +135,6 @@ T1_OVF:
 T0_OVF:
 	reti
 
-UART_RX:
+UART_RECEIVE:
 	reti