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AH = 05h AL = new port protocol (see #00336) BH = new XOFF character BL = new XON character DX = port number
Return:
AH = FFh if invalid protocol
See Also: AH=00h - AH=04h"SERIAL" - AH=06h"PC-MOS"
Bitfields for PC-MOS/386 serial port protocol: Bit(s) Description (Table 00336) 7 set to enable/disable CD monitoring, clear to set protocol ---bit 7 set--- 4 CD monitoring enabled 5 automatic restart enabled ---bit 7 clear--- 0 receive XON/XOFF 1 transmit XON/XOFF 2 DTR/DSR 3 RTS/CTS
Category: Serial I/O - Int 14h - P
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