From: hackbard <hackbard>
Date: Sun, 25 Jan 2004 18:13:23 +0000 (+0000)
Subject: added led stuff
X-Git-Url: https://hackdaworld.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3a417322b847efc55440f932fbcc61382840661f;p=my-code%2Fatmel.git

added led stuff
---

diff --git a/beginners/season_junior.asm b/beginners/season_junior.asm
index 35d51d1..ec5d3c1 100644
--- a/beginners/season_junior.asm
+++ b/beginners/season_junior.asm
@@ -68,6 +68,12 @@
 .equ GODLIKE_F = 4
 .equ INCREDIBLE_HACK = (1<<4) ; destroy all your hardware
 .equ INCREDIBLE_HACK_F = 5 
+; leds
+.equ LED_CARD = PB0
+.equ LED_CAM = PB1
+.equ LED_FWD_TO_CAM = PB2
+.equ LED_FWD_TO_CARD = PB3
+.equ LED_OVERFLOW = PB4
 
 ; but there is only stupid and cool mode right now %)
 
@@ -149,6 +155,11 @@ sbi UCR,TXEN
 ; enable pullups on int0, int1, clk, icp io ports
 ldi tmp,((1<<PD2)|(1<<PD3)|(1<<PD5)|(1<<PD6))
 
+; pb 0-4 output high
+ldi tmp,((1<<PB0)|(1<<PB1)|(1<<PB2)|(1<<PB3)|(1<<PB4))
+out DDRB,tmp
+out PORTB,tmp
+
 ; init registers
 ldi bitcount,0 
 ldi byte,0
@@ -192,6 +203,10 @@ REC_CARD:
 cbi DDRD,DDD6
 sbi PORTD,PD6
 
+; activate led
+sbi PORTB,LED_CAM
+cbi PORTB,LED_CARD
+
 ; toggle state
 eor state,state_m
 
@@ -254,6 +269,10 @@ ret
 
 FWD_TO_CAM:
 
+; activate led
+sbi PORTB,LED_FWD_TO_CARD
+cbi PORTB,LED_FWD_TO_CAM
+
 ; disable external interrupt 1 while toggling edge
 in tmp,GIMSK
 cbr tmp,INT1
@@ -306,6 +325,10 @@ REC_CAM:
 cbi DDRD,DDD3
 sbi DDRD,PD3
 
+; activate led
+sbi PORTB,LED_CARD
+cbi PORTB,LED_CAM
+
 ; toggle state
 eor state,state_m
 
@@ -344,6 +367,10 @@ ret
 
 FWD_TO_CARD:
 
+; activate led
+sbi PORTB,LED_FWD_TO_CAM
+cbi PORTB,LED_FWD_TO_CARD
+
 ; disable icp interrupt while toggling edge
 in tmp,TIMSK
 cbr tmp,TICIE
@@ -375,6 +402,13 @@ T1_OVERFLOW:
 ; increment counter overflow
 add overflow_counter,one
 
+; toggle led status
+mov tmp,overflow_counter
+and tmp,one
+sbi PORTB,LED_OVERFLOW
+sbrs tmp,1
+cbi PORTB,LED_OVERFLOW
+
 ; return
 reti