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Memory Management
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Output and the screen driver
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File Input - Output
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Input and the keyboard decoder
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Shell environment and ELF
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Filters
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Time and date management
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Integer arithmetic
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Standard Input - Output and the CLI
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The Printer filter
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The floating point package
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Handling Alarms
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Linked lists
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The Serial Interface
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The Wildcard Handler
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DOR's
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The Map Area
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Installation and removal of RAM Applications
Miscellaneous useful routines
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Miscellaneous useful information
BBC BASIC and the in-line assembler
Manipulating the Blink Registers
The Z88 Motherboard Hardware and periphial cards
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Glossary
System Calls Reference
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DC_Alt, Pass an alternative character
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DC_Bye, Exit current process
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DC_Dbg, Enter debugger
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DC_Dis, Disassemble
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DC_Elf, Executable and Linkable Format (ELF) Interface
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DC_Ent, Enter process
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DC_Gen, Screen driver SOH call
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DC_Icl, Invoke new CLI
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DC_In, Read from CLI
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DC_Ini, initialize the Director
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DC_Nam, Name current application
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DC_Nq, Handle Director/CLI enquiries
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DC_Out, Write to CLI
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DC_Pol, Poll for application or card usage
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DC_Prt, Print to CLI
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DC_Rbd, rebind streams
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DC_Rbp, Remove Breakpoint
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DC_Rte, Return from ELF
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DC_Sbp, Set break point
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DC_Sp, Handle Director/CLI settings
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DC_Upd, Update Operating System
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DC_Xin, Examine CLI input
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OS_Alm, Alarm manipulation
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OS_Axm, Allocate explicit memory
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OS_Axp, Allocate explicit page
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OS_Bde, Copy bytes to extended address
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OS_Bhl, Copy bytes from extended address
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OS_Bix, Bind in extended address for availability
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OS_Blp, Make a bleep
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OS_Bout, Write string at (B)HL to standard output
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OS_Box, Restore bindings after OS_Bix
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OS_Bye, Exit application
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OS_Cl, Internal close
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OS_Cli, CLI interface
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OS_Del, File delete
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OS_Dly, Delay a given period
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OS_Dom, Open director memory
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OS_Dor, The DOR interface
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OS_Ent, Enter an application
OS_Epr, File Eprom Interface
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OS_Erc, Get error context
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OS_Erh, Set error handler
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OS_Esc, Examine special condition
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OS_Exit, Quit process (application)
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OS_Fc, Select fast code (fast bank switching)
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OS_Fdp, File duplicate (sector-level)
OS_Fep, Flash Card Interface
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FEP_CDID ($00), Identify Flash Memory Chip in slot C
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FEP_CDDT ($03), Get Flash Card Data
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FEP_SCER ($06), Erase sector in Flash Memory
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FEP_CDER ($09), Erase entire Flash Memory
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FEP_FFMT ($0C), Flash Memory File Area Formatting
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FEP_WRBT ($0F), Write byte to the Flash Memory
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FEP_WRBL ($12), Write a block of bytes to Flash Memory
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FEP_CPFL ($15), Copy file entry between two File Areas
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FEP_RDFA ($18), Reduce an existing "oz" File Area
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OS_Fma, Find Memory for Allocation
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OS_Fn, Handle functions
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OS_Frm, File read miscellaneous
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OS_Fth, Free tri-handle
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OS_Fwm, File write miscellaneous
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OS_Fxm, Free explicit memory
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OS_Gb, Get byte from file (or device)
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OS_Gbt, Get byte from file (or device) with timeout
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OS_Gth, Allocate tri-handle
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OS_Hout, write a hexadecimal byte to standard output
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OS_Ht, Hardware time manipulation
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OS_In, Read (wait for) character from standard input
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OS_Iso, key to ISO conversion
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OS_Isq, Initialize prefix sequence
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OS_Kin, Keyboard input
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OS_Mal, Allocate memory
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OS_Map, PipeDream map control
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OS_Mcl, Close memory (free memory pool)
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OS_Mfr, Free (previously allocated block) memory
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OS_Mgb, Get current bank binding in segment
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OS_Mop, Open memory (allocate memory pool)
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OS_Mpb, Set new bank binding in segment
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OS_Mv, Move bytes between stream and memory
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OS_Nln, send new line (CR/LF) to standard output
OS_Nq, Enquire
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OS_Off, Switch machine off
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OS_Op, Internal open
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OS_Out, Write character to standard output
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OS_Pb, Write byte to file / device
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OS_Pbt, Write byte to file / device with timeout
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OS_Ploz, Poll for running OZ
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OS_Poll, Poll for an application
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OS_Pout, Write embedded string at (PC) to standard output.
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OS_Prt, Send character directly to printer filter
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OS_Pur, Purge keyboard buffer
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OS_Ren, File rename
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OS_Sci, Alter screen information
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OS_Si, Low level serial interface
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OS_Sp, Specify
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OS_Sout, Write local string to standard output
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OS_Sr, Save & restore operations
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OS_Stk, Stack file current process
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OS_Tin, Read character from standard input, with timeout
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OS_Uash, Update application static handle in stacked process environment
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OS_Use, Fetch information about process card usage
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OS_Ust, Update small timer
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OS_Vth, Verify tri-handle
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OS_Wait, Wait for event
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OS_Wrt, Write token
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OS_Wsq, Write to prefix sequence
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OS_Wtb, Write token base
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OS_Wts, Write tokenized string
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OS_Xin, Examine input
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OZ_Mgb, Get memory binding
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OZ_Mpb, Set new bank binding in segment
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GN_Aab, Allocate alarm block
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GN_Alp, Process an expired alarm
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GN_Cl, Close file
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GN_Cls, Classify character
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GN_Cpy, Copy a file
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GN_Cme, Compare null-terminated strings
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GN_Crc, Get CRC-32 of ressource
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GN_D16, 16bit unsigned division
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GN_D24, 24bit unsigned division
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GN_Dei, Convert zoned, external format date to internal format
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GN_Del, Delete a file from memory
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GN_Die, Convert internal format date to zoned format
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GN_Dir, Create a directory path
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GN_Elf, Enter ELF program
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GN_Err, Display an interactive error box
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GN_Esa, Read & write to filename segments
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GN_Esp, Return an extended pointer to a system error message
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GN_Fab, Free alarm block
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GN_Fcm, Compress a filename
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GN_Fex, Expand a filename
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GN_Flc, Close filter
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GN_Flf, Flush filter
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GN_Flo, Open a filter
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GN_Flr, Read character from filter
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GN_Flw, Write character to filter
Show more below
Apps
Gliffy Diagram
Z88 Developers' Notes
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OS_Fep, Flash Card Interface
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FEP_RDFA ($18), Reduce an existing "oz" File Area
Summarize
FEP_RDFA ($18), Reduce an existing "oz" File Area
Gunther Strube
Owned by
Gunther Strube