Z88 Developers' Notes | ||
---|---|---|
Contents | Contents of System Calls |
OS_Pbt, write byte to file, device with timeout
RST 20H, DEFB $42
IN:
A = byte to be written to file, device BC = timeout in 1/100 seconds IX = handle of file, deviceOUT, if call successful:
Fc = 0 BC = remaining in 1/100 secondsOUT, if call failed:
Fc = 1 A = error code: RC_HAND ($08), bad handle RC_WP ($14), write protected RC_ESC ($01), escape, if device is :COM.0, :PRT.0 RC_TIME ($02), timeoutRegisters changed after return:
....DEHL/IXIY same AFBC..../.... differentNotes:
Bugs:
Related calls:
GN_Cl, close file
GN_Del, delete a file from memory
GN_Opf, open file/resource (wildcard search)
GN_Ren, rename file OS_Cl, internal close (OZ usage)
OS_Del, file delete (internal OZ usage)
OS_Frm, file read miscellaneous
OS_Fwm, file write miscellaneous
OS_Gb, get byte from file (or device)
OS_Gbt, get byte from file (or device) with timeout
OS_Mv, move bytes between stream and memory
OS_Op, internal open (OZ usage)
OS_Pb, write byte to file, device
OS_Ren, file rename (internal OZ usage)