Use EDIT to edit the currently loaded (or new) BASIC LISTing.

Use XLIST to display a colourised, organised BASIC LISTing in a text viewer.

The following “at” (@) functions may be used inside microM8’s Applesoft (“Floating Point”) and Integer BASIC interpreters. If you can think of any other potential functions, please let us know!{input: STRING, output: STRING, cpu: STRING}

Assemble file “input” to “output”, using optional cpu type “6502”, “65C02”.  If output is blank, assemble to memory.


Pause audio stream.{file: STRING, block: NUMBER}

Play a short audio file.


Resume a paused audio file.


Stop a playing audio file.{file: STRING, leadin: NUMBER, fadein: NUMBER}

Play an audio stream “file” with optional “leadin” (silence), and “fadein”.

@backdrop.camtrack{camtrack: NUMBER}

Causes a backdrop to move with the camera at a specific ratio provided by NUMBER.

@backdrop.filename{image: STRING}

Set backdrop to “image”.  If image is “”, clear backdrop.

@backdrop.move{x: NUMBER, y: NUMBER, z: NUMBER}

Move backdrop (relatively) in 3D space by “x”, “y”, “z”.

@backdrop.opacity{opacity: NUMBER}

Set backdrop “opacity” between 0 (full transparent) and 1 (solid). 

@backdrop.pos{x: NUMBER, y: NUMBER, z: NUMBER}

Set backdrop position (absolute).


Clear and reset backdrop settings.

@backdrop.zoom{zoom: NUMBER}

Set backdrop zoom level to “zoom” (16 default).

@backdrop.zrat{zoomf: NUMBER}

Set zoom ratio (amount zoom changes) based on camera zoom to “zoomf”.

@bug.close{id: NUMBER, comment: STRING}

Close bug “id” with comment “comment”.

@bug.comment{id: NUMBER, comment: STRING}

Add a comment “comment” to a bug “id”.

@bug.create{summary: STRING, body: STRING, capture: NUMBER}

Log a new bug with summary “summary”, and body “body”.  If capture is “1”, attach memory.


List all open bugs.

@bug.load{id: NUMBER}

Load a bug with id “id”.{id: NUMBER}

Show a bug with id “id”.

@camera.aspect{aspect: NUMBER, index: NUMBER}

Set screen aspect ratio.

@camera.dolly{rate: NUMBER}

Set camera dolly rate 

@camera.location{x: INTEGER, y: INTEGER, z: INTEGER}

Set camera absolute location.

@camera.move{x: NUMBER, y: NUMBER, z: NUMBER}

Move camera a relative amount.

@camera.orbit{pitch: NUMBER, yaw: NUMBER}

Set pitch and yaw of camera.

@camera.pan{x: INTEGER, y: INTEGER}

Move camera horinontally and vertically.


Output camera configuration.

@camera.pivpnt{x: NUMBER, y: NUMBER, z: NUMBER}

Set camera pivot point (for orbit).

@camera.reset{mode: STRING}

Reset camera to defaults.

@camera.rotate{x: INTEGER, y: INTEGER, z: INTEGER}

Rotate camera around x, y, z.{camera: NUMBER}

Select camera “camera” for{} commands.

@camera.shake{frames: NUMBER, maxpixels: NUMBER}

Shake camera for “frames” frames, by “maxpixels”.

@camera.view{camera: NUMBER}

Select camera to view (0-7).

@camera.zoom{zoom: INTEGER}

Set camera zoom (default = 16)

@color.background{red: INTEGER, green: INTEGER, blue: INTEGER}

Set microM8 background to R,G,B (0,0,0 to 1.0,1.0,1.0).

@color.depth{color: NUMBER, depth: NUMBER}

Set voxel Z-depth for color index.

@color.offset{color: NUMBER, offset: NUMBER}

Set Z-Axis 3D offset -100 to 100 for color index.

@color.palette{palette: STRING}

Select color palette to modify (eg. “HGR”) (used by other{} commands.)


Reset depths and R,G,B values.

@color.rgba{color: INTEGER, red: INTEGER, green: INTEGER, blue: INTEGER, alpha: INTEGER}

Set R,G,B,A for a given palette index.

@color.rotate{low: NUMBER, high: NUMBER, change: NUMBER}

Rotate palette R,G,B,A values between “low” and “hi”, with by “change”.

@color.text{c: NUMBER, r: NUMBER, g: NUMBER, b: NUMBER, a: NUMBER}

Set text palette color 15 r,g,b,a.

@color.tint{r: NUMBER, g: NUMBER, b: NUMBER}

Set palette tint.

@counter.bump{counter: NUMBER}

Bump a counter manually.

@counter.set{mode: STRING, address: NUMBER, counter: NUMBER}

Set a counter to count “read”/”write”/”exec” accesses by CPU to a particular address.

@counter.value{counter: NUMBER}

Read bump counter.

@cpu.prodos{enabled: NUMBER}

Enable prodos compatability shims in micro mode.

@cpu.speed{warp: NUMBER}

Set CPU speed factor (1.0 = normal).

@cpu.zeropage{enabled: NUMBER}

Enable / disable zero page emulation in micro mode.


Hide soft cursor in micro mode.


Restore cursor position in micro mode.


Save cursor position in micro mode.{}

Show soft cursor in micro mode.{drive: NUMBER}

Get mounted volume name for drive 0 or 1.

@disk.insert{drive: NUMBER, volume: STRING}

Insert disk in drive 0 or 1.


Swap disks in drive 0 or 1.

@dos.append{filename: STRING}

Open a file in append mode.{path: STRING}

Change working directory for micro mode commands.

@dos.chain{filename: STRING}

Chain execute the specified basic file.

@dos.close{filename: STRING}

Close a file.

@dos.copy{src: STRING, dest: STRING}

Copy a file from “src” to “dest”.

@dos.cp{src: STRING, dest: STRING}

Alias for @dos.copy{}.

@dos.del{path: STRING}

Delete a file from filesystem.

@dos.dir{path: STRING, spec: STRING}

Directory a path with wildcards.{path: STRING, spec: STRING}

Alias for @dos.dir{}.

@dos.mkdir{path: STRING}

Make directory.

@dos.mount{path: STRING, drive: NUMBER}

Mount a disk image in drive 0 or 1.{filename: STRING}

Open a dos file.

@dos.param{index: NUMBER}

Get param value.


Get number of params.

@dos.programdir{path: STRING}

Set a program working dir.{filename: STRING}

Open a file for read access.

@dos.rm{path: STRING}

Alias for @dos.del{}.

@dos.write{filename: STRING}

Open a file in write mode.

@draw.arc{x: NUMBER, y: NUMBER, start: NUMBER, end: NUMBER, radius: NUMBER, c: NUMBER}

Draw an arc.{x0: NUMBER, y0: NUMBER, x1: NUMBER, y1: NUMBER, c: NUMBER}

Draw a rectangle.{x: NUMBER, y: NUMBER, radius: NUMBER, c: NUMBER}

Draw a circle.

@draw.line{x0: NUMBER, y0: NUMBER, x1: NUMBER, y1: NUMBER, c: NUMBER}

Draw a line.

@draw.poly{x: NUMBER, y: NUMBER, sides: NUMBER, radius: NUMBER, c: NUMBER}

Draw a polygon.

@feature.close{id: NUMBER, comment: STRING}

Close a feature request with comment.

@feature.comment{id: NUMBER, comment: STRING}

Add a comment to feature request.

@feature.create{summary: STRING, body: STRING, capture: NUMBER}

Create a feature request.


Show feature list.

@feature.load{id: NUMBER}

Load a feature request.{id: NUMBER}

Show a feature request.{x0: NUMBER, y0: NUMBER, x1: NUMBER, y1: NUMBER, c: NUMBER}

Draw and fill a box.{x: NUMBER, y: NUMBER, radius: NUMBER, c: NUMBER}

Draw and fill a circle.

@fill.point{x: NUMBER, y: NUMBER, c: NUMBER}

Flood fill at a point.

@fill.poly{x: NUMBER, y: NUMBER, sides: NUMBER, radius: NUMBER, c: NUMBER}

Draw and fill a polygon.

@fill.screen{c: NUMBER}

Fill a screen with color index.


Enter default cube graphics mode.

@gfx.cubeline{x1: NUMBER, y1: NUMBER, z1: NUMBER, x2: NUMBER, y2: NUMBER, z2: NUMBER, c: NUMBER}

Draw a 3D line in cube graphics.

@gfx.cubeplot{x: NUMBER, y: NUMBER, z: NUMBER, c: NUMBER}

Draw a 3D point in cube graphics.

@gfx.hgrpixel{size: INTEGER}

Set HGR pixel size in dot mode rendering.

@image.draw{image: STRING, brightness: NUMBER, method: NUMBER, perceptual: NUMBER}

Draw an image with a dither mode to current display.

@imagemap.add{symbol: STRING, image: STRING}

Add an image map.


Clear image maps.

@input.uppercase{mode: INTEGER}

Enable or disable uppercase only input.

@key.[a-z]{value: STRING}

Simulate Ctrl+Shift+<key> keypress.

@key.type{keys: STRING, cps: NUMBER, block: NUMBER}

Type string “keys” into vm at rate of “cps” cps.  Block if “block” = 1.

@layer.pos{slotid: INTEGER, x: STRING, y: STRING, z: STRING}

Set percent position of vm layers in “x”, “y”, “z” space.

@light.ambient{level: NUMBER}

Set ambient light level to “level” (0.0 – 1.0).

@light.diffuse{level: NUMBER}

Set diffuse light level to “level” (0.0 to 1.0).

@mem.lock{address: NUMBER, value: NUMBER}

Lock a memory address to update after “value” is written to it.

@mem.peek{address: NUMBER}

Peek a memory address.

@mem.poke{address: NUMBER, value: NUMBER}

Poke a memory address.

@mem.range{base: NUMBER, count: NUMBER}

Display a memory range, starting at “base”, for “count” values.

@mixer.master{level: NUMBER}

Set master mixer volume between 0.0 – 1.0

@mixer.mute{mute: INTEGER}

Mute master mixer volume.

@mixer.speaker{level: NUMBER}

Set 1 bit speaker volume between 0.0 – 1.0

@mode.font{mode: INTEGER}

Set font mode (0-15).

@mode.hgr{enabled: NUMBER}

Set hgr render mode.

@music.instrument{instrumentdata: STRING}

Set tone generator instrument params.


Pause playing music.{notedata: STRING}

Play restalgia note data.


Resume paused music playback.


Stop music playback.

@music.tone{frequency: NUMBER, duration: NUMBER}

Play a tone of frequency “frequency”, duration “duration” (ms).

@overlay.filename{image: STRING}

Overlay the screen with a static PNG (for example, to create a watermark)

@paddle.swap{a: NUMBER, b: NUMBER}

Swap paddles “a” and “b” (a = 0 – 3, b = 0 – 3).

@render.dhgr{mode: NUMBER}

Set dhgr render mode (0-5).

@render.hgr{mode: NUMBER}

Set hgr render mode (0-5).{file: STRING, loop: NUMBER}

Play restalgia recording.

@scan.jumps{recording: STRING, count: NUMBER}

Scan a game recording looking for addresses jumped to a certain number of times.

@scan.sequence{file: STRING, NUMBER, … }

Scan a game recording looking addresses that had values written in a particular sequence (eg. 5, 4, 3, 2, 1).

@screen.contains{string: STRING, line: NUMBER}

Returns 1 if screen contains “string”.{line: NUMBER, start: NUMBER, end: NUMBER}: STRING

Returns trimmed text at line “line”, between columns “start” and “end”.

@share.command{vm: NUMBER, command: STRING}

Send a command to remote vm.

@share.connect{host: STRING, port: NUMBER, vm: NUMBER}

Connect current vm “vm” to remote host and port.

@share.controls{vm: NUMBER, target: STRING, profile: STRING}

Select a control profile for a remote vm.


Disconnect any remote vms from microM8.

@share.getcontrol{control: STRING, varname: VARIABLE}

Get control state into local var name “varname”.

@share.input{vm: NUMBER, command: STRING}

Send command “input” to remote vm.

@share.transfer{vm: NUMBER, user: STRING}

Transfer ownership of remote vm to another microLink user.

@string.wrap{text: STRING, width: NUMBER, start: NUMBER}

Format text with word wrap to width “width”.


Get system start time.


Invoke microFile file manager.


Disable to current slot.


Quit microM8.{}

Launch Feedback tool.

@system.getkey{key: STRING}

Retrieve system key value data.


Returns 1 if microM8 has a network connection.

@system.ignoreaudio{enabled: NUMBER}

Ignore (mute) audio from the current vm.

@system.launch{file: STRING}

Launch a specified file “file”.

@system.log{ STRING, … }

Prints out a log message to the console window.


Start legacy system monitor.

@system.mousekeys{mode: INTEGER}

Enable mouse keys support.

@system.nbi{prompt: STRING, var: STRING, max: NUMBER}

Non breaking input.  Collect chars if available until enter pressed (up to max chars) and put in var named “var”.{vm: NUMBER, command: STRING}

Init vm “vm” with command “command”.

@system.noaspect{enabled: NUMBER}

Enable or disable changing aspect ratio.

@system.nobreak{enabled: NUMBER}

Enable or disable Ctrl+C break in basic.

@system.norestore{enabled: NUMBER}

Enable or disable restore.

@system.paddle{index: NUMBER, value: NUMBER}

Sets the paddle value (0-255, 127 is center)

@system.pause{ms: NUMBER}

Pause for “ms” milliseconds.

@system.setkey{key: STRING, value: STRING}

Set system key value under “key” to “value”.

@system.setmotd{motd: STRING}

Sets the server message of the day to “motd”.


Fetch and display message of the day.

@system.spawn{dialect: STRING}

Spawn a subshell running dialect “dialect” (“fp”, “int”, “logo”, “shell”).

@system.switch{vm: INTEGER}

Switch to vm “vm” (0-7).

@system.textbox{x: NUMBER, y: NUMBER, w: NUMBER, h: NUMBER, content: STRING, shadow: NUMBER, window: NUMBER}

Draws a text box with optional shadow, content and windowing.

@system.thaw{path: STRING}

Unfreeze a snapshot.


Returns uptime in milliseconds since system start.

@text.color{fg: INTEGER, bg: INTEGER}

Set text foreground and background color.

@text.echo{filename: STRING, pageclear: NUMBER}

Echo text file to the screen, with optional page clear.

@text.font{font: INTEGER}

Sets the system font from one available to the machine profile.

@text.reset{color: INTEGER}

Reset color and size.

@text.shade{color: INTEGER}

Set text shade opaque (0) to transparent (7).

@text.size{mode: INTEGER}

Set font size (0 – 15).

@textdraw.color{color: NUMBER}

Set color for HGR text.

@textdraw.height{size: NUMBER}

Set height for HGR text.

@textdraw.inverse{enabled: NUMBER}

Set inverse for HGR text.

@textdraw.pos{x: NUMBER, y: NUMBER}

Set position for next drawn HGR text.

@textdraw.print{str: STRING}

Draw a text string in HGR.

@textdraw.width{size: NUMBER}

Set the width for HGR.

@user.setkey{key: STRING, value: STRING}

Set user key value “key” to “value”.{file: STRING}

Play “video”

@video.record{file: STRING}

Start recording vm video to a local file.

@video.slice{file: STRING, outfile: STRING, start: NUMBER, end: NUMBER}

Cut a chunk out of a recording into a new recording (times in ms from start).


Stop video recording.


Switch redirection off.

@vm.disable{vm: INTEGER}

Disable vm number “vm”. 

@vm.enable{vm: INTEGER}

Enabled vm number “vm”.

@vm.exec{vm: NUMBER, command: STRING}

Execute a command in vm “vm”.{}

Get the current vm id.

@vm.pause{ms: NUMBER}

Pause the current vm for “ms” milliseconds.

@vm.redirect{vm: NUMBER}

Redirect all @commands to vm “vm”.


Reset current vm.{vm: NUMBER}

Select “vm” for input/output.{}

Returns target vm for @commands.

@vm.var{vm: NUMBER, varname: NUMBER}

Returns value of variable in vm “vm”.

@window.add{name: STRING, sx: NUMBER, sy: NUMBER, ex: NUMBER, ey: NUMBER}

Define a virtual window on the screen (up to 80 x 48), with name “name”.

@window.use{name: STRING}

Switch to use window “name”.