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-rw-r--r--z80/Makefile32
-rw-r--r--z80/copydisk.z8028
-rw-r--r--z80/xfer.z8028
3 files changed, 88 insertions, 0 deletions
diff --git a/z80/Makefile b/z80/Makefile
new file mode 100644
index 0000000..2f01bcf
--- /dev/null
+++ b/z80/Makefile
@@ -0,0 +1,32 @@
+# cpcjoyxfer - Joystick download interface for Amstrad CPC
+#
+# Copyright (C) 2019 Ian Cowburn (ianc@noddybox.co.uk)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# -------------------------------------------------------------------------
+#
+# Makefile
+#
+
+all: copydisk.bin xfer.bin
+
+copydisk.bin: copydisk.z80
+ casm copydisk.z80
+
+xfer.bin: xfer.z80
+ casm xfer.z80
+
+clean:
+ -rm -f xfer.bin copydisk.bin
diff --git a/z80/copydisk.z80 b/z80/copydisk.z80
new file mode 100644
index 0000000..d3d075c
--- /dev/null
+++ b/z80/copydisk.z80
@@ -0,0 +1,28 @@
+; cpcjoyxfer - Joystick download interface for Amstrad CPC
+;
+; Copyright (C) 2019 Ian Cowburn (ianc@noddybox.co.uk)
+;
+; This program is free software: you can redistribute it and/or modify
+; it under the terms of the GNU General Public License as published by
+; the Free Software Foundation, either version 3 of the License, or
+; (at your option) any later version.
+;
+; This program is distributed in the hope that it will be useful,
+; but WITHOUT ANY WARRANTY; without even the implied warranty of
+; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+; GNU General Public License for more details.
+;
+; You should have received a copy of the GNU General Public License
+; along with this program. If not, see <http://www.gnu.org/licenses/>.
+;
+; -------------------------------------------------------------------------
+;
+; Z80 code to copy a disc over the joystick port
+;
+ option -list
+ option output-file,copydisk.bin
+ option output-format,raw
+
+ org $8000
+
+ ret
diff --git a/z80/xfer.z80 b/z80/xfer.z80
new file mode 100644
index 0000000..44fed82
--- /dev/null
+++ b/z80/xfer.z80
@@ -0,0 +1,28 @@
+; cpcjoyxfer - Joystick download interface for Amstrad CPC
+;
+; Copyright (C) 2019 Ian Cowburn (ianc@noddybox.co.uk)
+;
+; This program is free software: you can redistribute it and/or modify
+; it under the terms of the GNU General Public License as published by
+; the Free Software Foundation, either version 3 of the License, or
+; (at your option) any later version.
+;
+; This program is distributed in the hope that it will be useful,
+; but WITHOUT ANY WARRANTY; without even the implied warranty of
+; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+; GNU General Public License for more details.
+;
+; You should have received a copy of the GNU General Public License
+; along with this program. If not, see <http://www.gnu.org/licenses/>.
+;
+; -------------------------------------------------------------------------
+;
+; Z80 code to read from the joystick xfer
+;
+ option -list
+ option output-file,xfer.bin
+ option output-format,raw
+
+ org $8000
+
+ ret