Frank-Buss

// save as demo.c and compile like this:
// cl65 -t c64 -O -o demo.prg demo.c

#include <stdint.h>
#include <cbm.h>

#define BSOUT(c) \
    __AX__ = c;  \
    asm("jsr BSOUT");
    

Frank-Buss

100 O=5:N=10:GOSUB 1000
110 O=5:N=10:GOSUB 1000
120 O=6:N=4:GOSUB 1000
130 O=6:N=4:GOSUB 1000
140 O=6:N=6:GOSUB 1000
150 O=6:N=6:GOSUB 1000
160 O=6:N=4:GOSUB 1000
170 O=6:N=4:GOSUB 1000
900 END
1000 REM N = NOTE, O = OCTAVE

Frank-Buss

#!/usr/bin/python3

import argparse

# parse arguments
parser = argparse.ArgumentParser(formatter_class=argparse.RawTextHelpFormatter,
    description='Converts a VGM file to BASIC POKEs.')
parser.add_argument('input', help='the input file name')
args = parser.parse_args()

Frank-Buss

100 REM RESET SOUND CHIP
110 FOR I = 0 TO 255 : POKE $9FE0, I : POKE $9FE1, 0 : NEXT
120 REM GONG
130 O=5:N=0:C=0:GOSUB 1000
140 O=5:N=9:C=1:GOSUB 1000
150 O=6:N=0:C=2:GOSUB 1000
160 O=6:N=9:C=3:GOSUB 1000
170 REM NOTE OFF FOR ALL 4 CHANNELS
180 FOR I = 1 TO 4000:NEXT
190 POKE $9FE0, $08 : POKE $9FE1, $00

Frank-Buss

// ym2151 basic player by Barry Yost - sep 25, 2019
// original original tune "Stardust" from C64 game "Lazy Jones"
// ported to C by Frank Buss

#include <stdint.h>
#include <6502.h>

struct YM2151_t {
    uint8_t reg;
    uint8_t data;

Frank-Buss

--[[
Snake, Copyright (c) 2005 Frank Buss <fb@frank-buss.de> (aka Shine)

   artworks by Gundrosen
   coding by Shine
   background music: "Stranglehold", composed by Jeroen Tel, (C) 1995 Maniacs of Noise
]]

-- default options
options = { speed = 2, level = "desert", music = "on", sound = "on" }

Frank-Buss

#!/usr/bin/python

# reads a voltage each 10 seconds and prints it
# sample output:
#
# instrument      FLUKE,8842A,0,V3.0
# start   Sat Oct  5 05:36:48 2019
# 
# time    voltage
# 0       4.191300

Frank-Buss

#!/usr/bin/env python3

# Copyright (c) 2019, Frank Buss
# All rights reserved.
# based on a PHP script by Barry Yost

# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:

# 1. Redistributions of source code must retain the above copyright notice, this

Frank-Buss

; Game of Life implementation for Commander X16
; Copyright 2019 by Frank Buss
;
; compile with CC65 like this:
; cl65 --cpu 65c02 -t none -o gameoflife.prg gameoflife.s

VERA_ADDR_LO = $9f20
VERA_ADDR_MID = $9f21
VERA_ADDR_HI = $9f22
VERA_DATA0 = $9f23

Frank-Buss

diff --git a/cpu/instructions.h b/cpu/instructions.h
index 09757cc..38dd1f1 100644
--- a/cpu/instructions.h
+++ b/cpu/instructions.h
@@ -505,3 +505,14 @@ static void tya() {
     zerocalc(a);
     signcalc(a);
 }
+
+#include <inttypes.h>