X-Git-Url: https://hackdaworld.org/gitweb/?a=blobdiff_plain;f=beginners%2Ftest_uart.asm;h=6ec9b5602d99b98ec78b0bf02bd1e459b8735097;hb=HEAD;hp=53974a3528b403b47a8b5201eb0e61fa17d627e3;hpb=30183fca9fd29d2a3aa7eff0deaf8b84bafab9eb;p=my-code%2Fatmel.git

diff --git a/beginners/test_uart.asm b/beginners/test_uart.asm
index 53974a3..6ec9b56 100644
--- a/beginners/test_uart.asm
+++ b/beginners/test_uart.asm
@@ -1,17 +1,39 @@
 ; specify device
-.DEVICE AT90S2313
+.include "../include/2313def.inc"
 
 ; 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
+ldi r16, 51 ; "9600 bps @ 8mhz" in r16
+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
-out 0x0c, r16 ; write that to uart data register port
+out UDR, r16 ; write that to uart data register port
 LOOP:
-sbis 0x0b, 5
+sbis USR, UDRE
 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