From c086f055ef676ca96e948340386cb04725916db3 Mon Sep 17 00:00:00 2001
From: Ian C <ianc@noddybox.co.uk>
Date: Sun, 4 Aug 2024 18:23:47 +0100
Subject: Started adding CBM tape file support.  Still the bulk of it to do,
 but framework is there.

---
 src/example/Makefile         | 11 ++++++++++-
 src/example/c64-tap.asm      | 24 ++++++++++++++++++++++++
 src/example/vic20+8k-tap.asm | 30 ++++++++++++++++++++++++++++++
 src/example/vic20-tap.asm    | 30 ++++++++++++++++++++++++++++++
 4 files changed, 94 insertions(+), 1 deletion(-)
 create mode 100644 src/example/c64-tap.asm
 create mode 100644 src/example/vic20+8k-tap.asm
 create mode 100644 src/example/vic20-tap.asm

(limited to 'src/example')

diff --git a/src/example/Makefile b/src/example/Makefile
index 5d2d326..c74bbc8 100644
--- a/src/example/Makefile
+++ b/src/example/Makefile
@@ -21,7 +21,7 @@
 #
 
 ALL	= spectrum.tap t64.t64 zx81.p gb.gb vcs.bin snes.sfc nes.nes cpc.cdt \
-	  prg.prg hex.hex vic20.prg vic20+8k.prg
+	  prg.prg hex.hex vic20.prg vic20+8k.prg c64.tap vic20.tap vic20+8k.tap
 CASM	= ../casm
 
 all: $(ALL) $(CASM)
@@ -67,6 +67,15 @@ vic20.prg: vic20.asm $(CASM)
 vic20+8k.prg: vic20+8k.asm $(CASM)
 	$(CASM) vic20+8k.asm
 
+c64.tap: c64-tap.asm $(CASM)
+	$(CASM) c64-tap.asm
+
+vic20.tap: vic20-tap.asm $(CASM)
+	$(CASM) vic20-tap.asm
+
+vic20+8k.tap: vic20+8k-tap.asm $(CASM)
+	$(CASM) vic20+8k-tap.asm
+
 clean:
 	rm -f $(ALL)
 
diff --git a/src/example/c64-tap.asm b/src/example/c64-tap.asm
new file mode 100644
index 0000000..8094607
--- /dev/null
+++ b/src/example/c64-tap.asm
@@ -0,0 +1,24 @@
+	; Simple example C64 code
+	;
+
+	cpu 6502
+
+	option	codepage,cbm
+
+	option	output-file,c64.tap
+	option	output-format,cbm-tap
+	option	cbm-tap-start,start
+
+	org $820
+
+main:
+	lda	#0
+	clc
+loop:
+	sta	53280
+	adc	#1
+	and	#$0f
+	jmp	loop
+
+start:
+	jmp	main
diff --git a/src/example/vic20+8k-tap.asm b/src/example/vic20+8k-tap.asm
new file mode 100644
index 0000000..f457551
--- /dev/null
+++ b/src/example/vic20+8k-tap.asm
@@ -0,0 +1,30 @@
+	; Simple example C64 code
+	;
+
+	cpu 6502
+
+	option	codepage,cbm
+
+	option	output-file,vic20+8k.tap
+	option	output-format,cbm-tap
+	option	cbm-tap-start,start
+        option  cbm-tap-system,vic20+8k
+
+	org $1300
+
+main:
+	lda	#0
+	clc
+loop:
+	sta	36879
+	adc	#1
+        pha
+        jsr     $ffe4
+        beq     nokey
+        rts
+nokey:
+        pla
+	jmp	loop
+
+start:
+	jmp	main
diff --git a/src/example/vic20-tap.asm b/src/example/vic20-tap.asm
new file mode 100644
index 0000000..ff5317b
--- /dev/null
+++ b/src/example/vic20-tap.asm
@@ -0,0 +1,30 @@
+	; Simple example C64 code
+	;
+
+	cpu 6502
+
+	option	codepage,cbm
+
+	option	output-file,vic20.tap
+	option	output-format,cbm-tap
+	option	cbm-tap-start,start
+        option  cbm-tap-system,vic20
+
+	org $1100
+
+main:
+	lda	#0
+	clc
+loop:
+	sta	36879
+	adc	#1
+        pha
+        jsr     $ffe4
+        beq     nokey
+        rts
+nokey:
+        pla
+	jmp	loop
+
+start:
+	jmp	main
-- 
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