1 files changed, 11 insertions, 3 deletions

diff --git a/emucpm.z80 b/emucpm.z80
index befecee..e8edb2a 100644
--- a/emucpm.z80
+++ b/emucpm.z80
@@ -7,14 +7,22 @@
 	org	5
 	jp	cpm
 
-	org $ff00
+	org $f000
 cpm:
+	push	af
+	push	bc
+	push	de
+	push	hl
 	ld	a,9
 	cp	c
-	jr	z,print_string
+	call	z,print_string
 	ld	a,2
 	cp	c
-	jr	z,print_char
+	call	z,print_char
+	pop	hl
+	pop	de
+	pop	bc
+	pop	af
 	ret
 
 print_string: