XROAR(1)

NAME
xroar - Dragon and Tandy 8-bit computer emulator

SYNOPSIS
xroar [-c conffile] [OPTION]... [FILENAME]...

DESCRIPTION
XRoar emulates the Dragon 32/64; Tandy Colour Computers 1, 2 and 3; the Tandy MC-10; and some other similar machines or clones. It runs on a wide variety of platforms.

OPTIONS
Options are first read from a configuration file (by default, $HOME/.xroar/xroar.conf). Options on the command line override any found in the configuration file.

-C  Allocate a console window (Windows only)

-c conffile
    Specify a configuration file.

  Machines:

-m name, -default-machine name
    Default machine profile to select on startup.

-machine name
    Create or modify named machine profile. -machine help lists currently defined profiles.

The remaining options configure the currently selected machine:

-machine-desc text
    Machine description shown in -machine help and menu options.

-machine-arch arch
    Machine architecture (dragon64, dragon32, coco, coco3 or mc10)

-machine-keyboard layout
    Keyboard layout (dragon, dragon200e, coco or coco3)

-machine-cpu cpu
    Machine CPU (6809 or 6309). Not applicable to the MC-10.

-bas rom
    ROM image for Colour BASIC (CoCo) or Microcolour BASIC (MC-10).

-extbas rom
    ROM image for Extended BASIC (Super Extended BASIC on the CoCo 3).

-altbas rom
    ROM image for 64K-mode Extended BASIC (Dragon 64, Dragon 200-E).

-nobas, -noextbas, -noaltbas
    Indicate the corresponding ROM is not fitted in this machine.

-ext-charset rom
    External character generator ROM to use.

-tv-type type
    TV type (pal, ntsc or pal-m).

-tv-input input
    One of ‘cmp’ (composite video, no cross-colour), ‘cmp-br’ (composite video, blue-red cross-colour), ‘cmp-rb’ (composite video, red-blue cross-colour) or ‘rgb’ (RGB video, CoCo 3 only).

-vdg-type type
    Indicate the VDG variant fitted. One of 6847 or 6847t1.

-ram kbytes
    Amount of RAM fitted in kilobytes. Valid sizes are 4-64K for Dragon and Tandy CoCo 1/2; 128K or 512K for the Tandy CoCo 3; 2K, 4K or 20K for the Tandy MC-10.

-machine-cart name
    Default cartridge to attach.

-nodos
    Indicate that XRoar is not to automatically attempt to attach a DOS cartridge to this machine (the default is to try).

  Cartridges:

-cart name
    Create or modify named cartridge profile. -cart help lists currently defined profiles.

The remaining options configure the currently selected cartridge:

-cart-desc text
    Cartridge description shown in -cart help and menu options.

-cart-type type
    Cartridge base type (-cart-type help for list).

-cart-rom rom
    ROM image to load ($C000-).

-cart-rom2 rom
    Second ROM image to load ($E000-).

-cart-autorun
    Autorun cartridge.

-cart-becker
    Enable becker port where supported.

  Multi-Pak Interface:

-mpi-slot slot
    Initially select slot (0-3).

-mpi-load-cart [slot=]name
    Insert cartridge into next or numbered slot.

These options also apply to the similar RACE Computer Expansion Cage.

  Becker port:

-becker
    Prefer becker-enabled DOS cartridge when picked automatically.

-becker-ip address
    Address or hostname of DriveWire server [127.0.0.1]

-becker-port port
    Port of DriveWire server [65504]

  Cassettes:

-load-tape file
    Attach file as tape image for reading.

-tape-write file
    Open file for tape writing.

-tape-pan panning
    Pan stereo input (0.0 = full left, 1.0 = full right) [0.5]

-tape-hysteresis percent
    Read hysteresis as percentage of full scale [1]

-no-tape-fast
    Disable fast tape loading.

-no-tape-pad-auto
    Disable automatic leader padding.

-tape-ao-rate hz
    Set tape writing frame rate [9600]

-tape-rewrite
    Enable tape rewriting.

-tape-rewrite-gap-ms ms
    Gap length in milliseconds to write in rewrite mode (1-5000ms, default 500ms).

-tape-rewrite-leader bytes
    Length of leaders in bytes to write in rewrite mode (1-2048 bytes, default 256).

  Floppy disks:

-load-fdX file
    Insert disk image file into floppy drive X (0-3).

-no-disk-write-back
    Don't default to enabling write-back for disk images.

-no-disk-auto-os9
    Don't try to detect headerless OS-9 JVC disk images.

-no-disk-auto-sd
    Don't assume single density for 10 sec/track disks.

  Hard disks:

-load-hdX file
    Use file as the hard disk image for drive X (0-1).

-load-sd file
    Use file as the SD card image.

  Keyboard:

-keymap code
    Host keyboard type (-keymap help for list).

-kbd-bind hostkey=[pre:]emukey
    Map host key to emulated key (pre = no translate).

-kbd-translate
    Enable keyboard translation.

-type string
    Intercept ROM calls to type string into BASIC.

  Joysticks:

-joy-right name
    Map right joystick.

-joy-left name
    Map left joystick.

-joy-virtual name
    Specify the 'virtual' joystick to cycle [kjoy0]

-joy name
    Configure named joystick (-joy help for list).

The remaining options configure the currently selected joystick:

-joy-desc text
    Joystick description.

-joy-axis axis=spec
    Configure joystick axis.

-joy-button btn=spec
    Configure joystick button.

  Printers:

-lp-file file
    Append printer output to file.

-lp-pipe command
    Pipe printer output to command.

  Files:

-load file
    Load or attach file

-run file
    Load or attach file and attempt autorun

-load-fdX file
    Insert disk image file into floppy drive X (0-3).

-load-hdX file
    Use file as the hard disk image for drive X (0-1).

-load-sd file
    Use file as the SD card image.

-load-tape file
    Attach file as tape image for reading.

-tape-write file
    Open file for tape writing.

  Firmware ROM images:

-rompath path
    ROM search path (colon-separated list)

-romlist name=list
    define a ROM list

-romlist-print
    print defined ROM lists

-crclist name=list
    define a ROM CRC list

-crclist-print
    print defined ROM CRC lists

-force-crc-match
    force per-architecture CRC matches

  User interface:

-ui module
    user-interface module (-ui help for list)

  Video:

-vo module
    video module (-vo help for list)

-fs start emulator full-screen if possible

-fskip frames
    frameskip (default: 0)

-ccr renderer
    cross-colour renderer (simple, 5bit, partial or simulated)

-gl-filter filter
    OpenGL texture filter (auto, nearest or linear)

-geometry wxh+x+y
    initial emulator geometry

-invert-text
    start with text mode inverted

-vo-brightness n
    set TV brightness (0-100) [50]

-vo-contrast n
    set TV contrast (0-100) [50]

-vo-colour n
    set TV colour saturation (0-100) [50]

-vo-hue n
    set TV hue control (-179 to +180) [0]

-no-vo-colour-killer
    disable colour killer (enabled by default)

  Audio:

-ao module
    audio module (-ao help for list)

-ao-device string
    device to use for audio module

-ao-format fmt
    set audio sample format (-ao-format help for list)

-ao-rate hz
    set audio frame rate (if supported by module)

-ao-channels n
    set number of audio channels, 1 or 2

-ao-fragments n
    set number of audio fragments

-ao-fragment-ms ms
    set audio fragment size in ms (if supported)

-ao-fragment-frames n
    set audio fragment size in samples (if supported)

-ao-buffer-ms ms
    set total audio buffer size in ms (if supported)

-ao-buffer-frames n
    set total audio buffer size in samples (if supported)

-ao-gain db
    audio gain in dB relative to 0 dBFS [-3.0]

-volume volume
    older way to specify audio volume, linear (0-100)

  Debugging:

-gdb
    enable GDB target

-gdb-ip address
    address of interface for GDB target [127.0.0.1]

-gdb-port port
    port for GDB target to listen on [65520]

-trace
    start with trace mode on

-debug-fdc flags
    FDC debugging (see manual, or -1 for all)

-debug-file flags
    file debugging (see manual, or -1 for all)

-debug-gdb flags
    GDB target debugging (see manual, or -1 for all)

-debug-ui flags
    UI debugging (see manual, or -1 for all)

-v, --verbose level
    general debug verbosity (0 to 3) [1]

-q, --quiet
    equivalent to --verbose 0

-timeout s
    run for s seconds then quit

-timeout-motoroff s
    quit s seconds after tape motor switches off

-snap-motoroff file
    write a snapshot each time tape motor switches off

  Help options:

-config-print
    print configuration to standard out

-config-print-all
    print configuration to standard out, including defaults

-h, --help
    display help and exit

-V, --version
    output version information and exit

FILES
$HOME/.xroar/xroar.conf

AUTHOR
Ciaran Anscomb <xroar@6809.org.uk>