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authorLeonard Kugis <leonard@kug.is>2020-08-28 14:18:30 +0200
committerLeonard Kugis <leonard@kug.is>2020-08-28 14:18:30 +0200
commit9b1eb21f2bffaa3f42702cb73b9f19eae2fee761 (patch)
tree8932bb8e5260fd7ba4baba381947cd760c7f64c2 /Software/pinlock.asm
parent0c9fcab3477fadbdb56333d6e4a5ab3e1618c4b3 (diff)
Software
Implemented display function.
Diffstat (limited to 'Software/pinlock.asm')
-rw-r--r--Software/pinlock.asm70
1 files changed, 62 insertions, 8 deletions
diff --git a/Software/pinlock.asm b/Software/pinlock.asm
index b119723..ee80741 100644
--- a/Software/pinlock.asm
+++ b/Software/pinlock.asm
@@ -18,18 +18,26 @@ init:
out DDRA, tmp0
ldi tmp0, 0b11111111
out DDRB, tmp0
- ldi tmp0, 0x31
- mov cnt, tmp0
- out PORTA, tmp0
- ldi tmp0, 0x42
- out PORTB, tmp0
ldi tmp0, 0b11000000
out DDRD, tmp0
ldi tmp0, 0b00000000
out PORTD, tmp0
+ ldi par0, 0
+ ldi par1, 0
+ rcall display
+ ldi par0, 1
+ ldi par1, 1
+ rcall display
+ ldi par0, 2
+ ldi par1, 2
+ rcall display
+ ldi par0, 3
+ ldi par1, 3
+ rcall display
+
main:
- ldi par0, 0b11000011
+ ldi par0, 0b11111111
rcall status
wait:
@@ -41,8 +49,6 @@ wait:
dec par1
nop
brne wait
- inc cnt
- out PORTA, cnt
ret
; Output the status
@@ -70,3 +76,51 @@ status_end:
cpi tmp0, 0
brne status_loop
ret
+
+; Display the digit on a given display
+; par0 = Display number
+; par1 = Digit
+display:
+ mov tmp0, par1
+ andi tmp0, 0x0F
+ cpi par0, 0
+ breq display_0
+ cpi par0, 1
+ breq display_1
+ cpi par0, 2
+ breq display_2
+ cpi par0, 3
+ breq display_3
+ ret
+display_0:
+ in tmp1, PORTA
+ andi tmp1, 0xF0
+ or tmp1, tmp0
+ out PORTA, tmp1
+ ret
+display_1:
+ in tmp1, PORTB
+ andi tmp1, 0xF0
+ or tmp1, tmp0
+ out PORTB, tmp1
+ ret
+display_2:
+ in tmp1, PORTA
+ andi tmp1, 0x0F
+ lsl tmp0
+ lsl tmp0
+ lsl tmp0
+ lsl tmp0
+ or tmp1, tmp0
+ out PORTA, tmp1
+ ret
+display_3:
+ in tmp1, PORTB
+ andi tmp1, 0x0F
+ lsl tmp0
+ lsl tmp0
+ lsl tmp0
+ lsl tmp0
+ or tmp1, tmp0
+ out PORTB, tmp1
+ ret