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[my-code/atmel.git]
/
beginners
/
test_uart.asm
diff --git
a/beginners/test_uart.asm
b/beginners/test_uart.asm
index
53974a3
..
815f109
100644
(file)
--- a/
beginners/test_uart.asm
+++ b/
beginners/test_uart.asm
@@
-1,17
+1,39
@@
; specify device
; specify device
-.
DEVICE AT90S2313
+.
include "../include/2313def.inc"
; baudrate einstellen
ldi r16, 11 ; "38400 bps wert" in r16
; baudrate einstellen
ldi r16, 11 ; "38400 bps wert" in r16
-out
0x09
, r16 ; write to uart baudrate register
-sbi
0x0a, 3
; enable tx at uart control register
+out
UBRR
, r16 ; write to uart baudrate register
+sbi
UCR, TXEN
; enable tx at uart control register
; transmit 0x23 all the fucking time ...
ldi r16, 0x23 ; load 0x23 to register
; transmit 0x23 all the fucking time ...
ldi r16, 0x23 ; load 0x23 to register
-out
0x0c
, r16 ; write that to uart data register port
+out
UDR
, r16 ; write that to uart data register port
LOOP:
LOOP:
-sbis
0x0b, 5
+sbis
USR, UDRE
rjmp LOOP
rjmp LOOP
-out 0x0c, r16
+ldi r16, 0x0a
+out UDR, r16
+rjmp LOOP_H
+
+LOOP_H:
+sbis USR, UDRE
+rjmp LOOP_H
+ldi r16, 0x68
+out UDR, r16
+rjmp LOOP_D
+
+LOOP_D:
+sbis USR, UDRE
+rjmp LOOP_D
+ldi r16, 0x64
+out UDR, r16
+rjmp LOOP_W
+
+LOOP_W:
+sbis USR, UDRE
+rjmp LOOP_W
+ldi r16, 0x77
+out UDR, r16
rjmp LOOP
rjmp LOOP