From: hackbard <hackbard@tx2.hackdaworld.org>
Date: Wed, 13 May 2009 22:31:57 +0000 (+0200)
Subject: gio port init
X-Git-Url: https://hackdaworld.org/gitweb/?p=my-code%2Fatmel.git;a=commitdiff_plain;h=df18c58bb7a380fd036a88b23282eeb19a1c42a5

gio port init
---

diff --git a/led_plex/main.asm b/led_plex/main.asm
index cfa8c2e..3130055 100644
--- a/led_plex/main.asm
+++ b/led_plex/main.asm
@@ -31,10 +31,10 @@ reti
 reti
 
 ; T1 OVF1
-rjmp T1_OVF1
+rjmp T1_OVF
 
 ; T0 OVF0
-rjmp T0_OVF0
+rjmp T0_OVF
 
 ; UART RX
 rjmp UART_RX
@@ -79,8 +79,8 @@ reti
 RESET:
 INIT:
 
-	; port init
-	rcall PORT_INIT
+	; gio port init
+	rcall GIO_PORT_INIT
 
 	; timer init
 	rcall TIMER_INIT
@@ -118,10 +118,10 @@ MAIN:
 ; interrupt routines
 ;
 
-T1_OVF1:
+T1_OVF:
 	reti
 
-T0_OVF0:
+T0_OVF:
 	reti
 
 UART_RX:
diff --git a/led_plex/port.asm b/led_plex/port.asm
new file mode 100644
index 0000000..aeb40f1
--- /dev/null
+++ b/led_plex/port.asm
@@ -0,0 +1,14 @@
+; port functions
+
+GIO_PORT_INIT:
+
+	; port b 0-2 -> output
+	ldi tmp1,0x06
+	out DDRB,tmp1
+
+	; zero outputs
+	ldi tmp1,0x00
+	out PORTB,tmp1
+
+	ret
+