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CL = B0h DX:DX -> AUX device parameter block (see #04053)
Return:
AX = status 0000h successful parameter block updated FFFFh failed CX = error code
Note: Also supported by REAL/32
See Also: INT E0/CL=A5h - INT E0/CL=B1h
Format of DR Multiuser DOS AUX device parameter block: Offset Size Description (Table 04053) 00h BYTE function (00h get, 01h set) 01h BYTE baud rate (see #04055) FFh = don't change/unknown 02h BYTE parity (see #04054) 03h BYTE stop bits (00h one, 01h 1.5, 02h two, FFh unknown/don't change) 04h BYTE data bits (05h-08h or FFh unknown/don't change) 05h BYTE handshake (00h none, 01h DTS/DSR, 02h RTS/CTS, 04h XON/XOFF, FFh unknown/don't change) 06h BYTE XON character, FFh unknown/don't change 07h BYTE XOFF character, FFh unknown/don't change
(Table 04054) Values for DR Multiuser DOS AUX parity: 00h none 01h odd 02h none 03h even 04h stick parity bit FFh don't change/unknown
See Also: #04053 - #04055
(Table 04055) Values for DR Multiuser DOS AUX baud rate: 00h 50 baud 01h 62.5 baud 02h 75 baud 03h 110 baud 04h 134.5 baud 05h 150 baud 06h 200 baud 07h 300 baud 08h 600 baud 09h 1200 baud 0Ah 1800 baud 0Bh 2000 baud 0Ch 2400 baud 0Dh 3600 baud 0Eh 4800 baud 0Fh 7200 baud 10h 9600 baud 11h 19200 baud 12h 38400 baud 13h 56000 baud 14h 76800 baud 15h 115200 baud
See Also: #04053 - #04054
Category: Other Operating Systems - Int E0h - D
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