stuffy 6502

2026-09-11 17:41:23 -04:00
parent 251e28ffd6
commit 91a7b3b05e
16 changed files with 4219 additions and 87 deletions
@@ -0,0 +1,24 @@
+; hello.asm - single-object demo.
+; Prints "Hello, World!" through the memory-mapped terminal at $F001,
+; then writes to the halt register at $F003.
+
+        .export start
+        .org $0600
+
+        jmp start
+
+msg:
+        .asciiz "Hello, World!"
+
+start:
+        ldx #0
+loop:
+        lda msg,x
+        beq done
+        sta $F001
+        inx
+        jmp loop
+done:
+        lda #$00
+        sta $F003
+        rts