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Index

Alphabetical index

Commands, BASIC syntax, system topics and native API routines.

Letters

A · B · C · D · E · F · G · H · I · K · L · M · N · O · P · R · S · T · U · W

A

Entry	Reference
Function ABS	Absolute value in signed 16-bit arithmetic.

B

Entry	Reference
BASIC runtime	Verified executable loading, bounded VM state and system I/O.
Command beep	Emit a short tone through the internal buzzer.
Statement BEEP	Play the standard short buzzer tone.
Block-device service	The build-specific interface between storage and registered device drivers.
block_io	Native service · Block-device service

C

Entry	Reference
Command cat	Write file bytes to standard output.
Command cd	Change the shell’s current directory.
Command clear	Clear the text console and reset its cursor.
Statement CLOSE	Close the currently open data file.
Statement CLS	Clear the complete LCD framebuffer and text console.
Copyright and distribution	Proprietary freeware binaries; private operating-system source code.
Command cp	Copy one regular file, including between volumes.

D

Entry	Reference
Command date	Read the RTC date as YY-MM-DD.
Command devices	List configured block-device slots and access flags.
Devices and expansion	Physical slot identity and the boundary of current driver support.
Diagnostics and status codes	Exact message text, return codes and practical interpretation.

E

Entry	Reference
Command echo	Write up to three argument tokens to standard output.
Command edit	Open the text editor, with BASIC macros for .bas files.
Statement END	Terminate the program and return to the shell.
Function EOF	Test the open INPUT data file for end-of-file.
Example programs	Complete listings for arithmetic, control flow, files, display and timing.
Command exec	Execute a compiled MBX1 BASIC program.

F

Entry	Reference
File services	Owned, sector-oriented access to regular MKS2 files.
file_abort	Native service · File services
file_close	Native service · File services
file_open	Native service · File services
file_read	Native service · File services
file_write	Native service · File services
Statement FOR	Start a counted integer loop.

G

Entry	Reference
Statement GET	Read one byte from the open INPUT file.
Getting started	From the 27C256 image to your first compiled BASIC program.
Statement GOSUB	Call a numbered subroutine.
Statement GOTO	Continue execution at a numbered source line.

H

Entry	Reference
Command help	List command names or display the compact guide for one command.
Function HOUR	Read the RTC hour component.

I

Entry	Reference
Statement IF	Jump to a source line when a numeric condition is nonzero.
Function INKEY	Poll one translated keyboard event.
Statement INPUT	Read one signed decimal integer from the keyboard.

K

Entry	Reference
Keyboard reference	Sequential prefixes, translated key codes and all FK expansions.
Command kill	Mark background slot 1 or 2 as finished.

L

Entry	Reference
Language syntax and expressions	Exact MBC-16 grammar, integer arithmetic and source limits.
Command less	View text one eight-row page at a time.
Statement LET	Assign an integer to one variable.
Limits and compatibility	A compact boundary reference for release 0.6.
Statement LINE	Draw a monochrome segment between two pixel coordinates.
Statement LOCATE	Set the text cursor position.
Command ls	List a directory or describe one regular file.

M

Entry	Reference
Command mbc	Compile an MBC-16 BASIC source file on the MK90.
MBC compiler	Two-pass compilation on the MK90 and transactional executable creation.
MBC-16 BASIC reference	The complete implemented integer dialect, without assuming factory-BASIC compatibility.
MBX1 executable format	The file header and opcode encoding for bytecode ABI 1.
Command mem	Display the configured RAM, ROM and editor limits.
Memory and application loading	Build-specific layout of the 16 KiB RAM and the 32 KiB cartridge.
Function MINUTE	Read the RTC minute component.
MK90/Unix 0.6	User and system reference for the Elektronika MK90.
Command mkdir	Create one directory on a mounted writable MKS2 volume.
Command mkfs	Initialize one supported-size writable cartridge as MKS2.
MKS2 filesystem	Volumes, directories, names, allocation and verified publication.
MKS2 on-media format	The partition header, mirrored directory records and file extents.
Command mount	List mounted volumes or mount an MKS2 volume.
Multiprogramming	Four fixed context slots with cooperative scheduling and explicit ownership.
Command mv	Move or rename one regular file.

N

Entry	Reference
Native API reference	Calling contracts for the services used by built-in native applications.
Statement NEXT	Advance and test the innermost active FOR loop.

O

Entry	Reference
Statement OPEN	Open the program’s one regular data file.

P

Entry	Reference
Command pipe	Display the compact pipeline usage guide.
Pipe services	Dispatcher-bound endpoints of the single RAM byte FIFO.
pipe_close_read	Native service · Pipe services
pipe_close_write	Native service · Pipe services
pipe_read	Native service · Pipe services
pipe_write	Native service · Pipe services
Pipes and interprocess communication	One blocking byte FIFO connecting two independently scheduled contexts.
Statement PRESET	Turn off one LCD pixel.
Statement PRINT	Print literal text and integer expressions.
Command ps	Display task slots, states, names and application counters.
Statement PSET	Turn on one LCD pixel.
Statement PUT	Write one byte to the open OUTPUT file.
Command pwd	Print the normalized absolute current directory.

R

Entry	Reference
Command reference	All 33 registered shell commands in MK90/Unix 0.6.
Statement REM	Ignore the rest of a physical source line.
Statement RETURN	Resume after the most recent active GOSUB.
Command rm	Delete one regular file.
Command rmdir	Remove an empty directory.
Function RND	Return a bounded pseudorandom integer.
Command romtest	Check the full boot ROM and repeated cartridge switching.
Command run	Start one of the two built-in background worker types.

S

Entry	Reference
Function SECOND	Read the RTC second component.
Shell syntax	The actual command-line parser and dispatch rules.
Command sleep	Suspend the foreground command while other tasks continue.
Statement SOUND	Drive the buzzer with raw controller parameters.
Statement STOP	Terminate the program and return to the shell.
System reference	The implemented execution, IPC, storage and memory architecture.

T

Entry	Reference
Task services	Cooperative task routines for resident workers and the registered pipe consumer.
task_beep	Native service · Task services
task_data	Native service · Task services
task_exit	Native service · Task services
task_self	Native service · Task services
task_sleep	Native service · Task services
task_spawn	Native service · Task services
task_yield	Native service · Task services
Text editor	Named and unnamed buffers, movement, saving and BASIC insertion.
Function TICKS	Read the OS RTC tick counter.
Command time	Read the RTC time as HH:MM:SS.

U

Entry	Reference
Command uart	Display the UART configuration placeholder.
Command umount	Clear a volume’s mounted state.
Command uname	Display the operating-system name and version.
User guide	Installation, everyday operation, storage, keyboard and diagnostics.

W

Entry	Reference
Command wait	Wait for one allocated background slot to finish.
Statement WAIT	Sleep cooperatively for an RTC-tick interval.