commit 2d1778f9b5a83709722aca5bd7a1d493ce5856c6
author PulkoMandy <pulkomandy@pulkomandy.tk> dim. juin 29 13:18:25 2014 +0200
committer PulkoMandy <pulkomandy@pulkomandy.tk> dim. juin 29 13:18:25 2014 +0200
tree 8a1221ef3b9280ba73250d9f7bf28235e540df2f
parent 32c249b3365f6778c1336658ccf9ca14b6638cb8

Redirect putchar to the parallel port.

* The screen is used by conio,
* First step towards getting rid of the firmware.

contiki-cpc/arch/putchar.s

diff --git a/contiki-cpc/arch/putchar.s b/contiki-cpc/arch/putchar.s
index cc98c8d..91e42af 100644
--- a/contiki-cpc/arch/putchar.s
+++ b/contiki-cpc/arch/putchar.s
@@ -5,23 +5,15 @@
 
 		.area _CODE
 _putchar::       
-_putchar_rr_s:: 
         ld      hl,#2
         add     hl,sp
         
         ld      a,(hl)
-;;      ld      a,#1
-;;      rst     0x08
-        call	0xBB5A
-        ret
-           
-_putchar_rr_dbs::
+	
+		ld bc,#0xef00
+		out (c),c
+		or  #0x80
+		out (c),a
 
-;;      ld      l,e
-;;		ld		a,#1
-;;      rst     0x08
-
-        ld		a,e
-        call	0xBB5A
         ret
-			
\ No newline at end of file
+