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AH = 00h AL = port parameters (see #00302) DX = port number
Return:
AH = line status (see #00304) AL = modem status (see #00305)
Note: MBBIOS was written by H. Roy Engehausen
See Also: AH=04h"MBBIOS" - AH=05h"MBBIOS" - AH=09h"MBBIOS"
Bitfields for MBBIOS port parameters: Bit(s) Description (Table 00302) 7-5 data rate. (normally 110,150,300,600,1200,2400,4800,9600 bps;. 9600,14400,19200,28800,38400,57600,115200,330400 bps. If the high-speed option is set) 4-3 parity (00 or 10 = none, 01 = odd, 11 = even) 2 stop bits (set = 2, clear = 1) 1-0 data bits (00 = 5, 01 = 6, 10 = 7, 11 = 8)
See Also: #00300
Category: Serial I/O - Int 14h - M
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