Category	I/O
Data Bus Type	8-bit ISA
Memory Type	Unidentified
Maximum Onboard Memory	Unidentified

CONNECTIONS
Purpose	Location
37-pin multi serial connector	CN1

DSR CONTROL SETTINGS (CHANNEL 1)
Setting	JP1
DSR controlled by driver	Pins 1 & 2 closed
DSR forced true	Pins 2 & 3 closed
DSR forced false	All open

DCD CONTROL SETTINGS (CHANNEL 1)
Setting	JP2
DCD controlled by driver	Pins 1 & 2 closed
DCD forced true	Pins 2 & 3 closed
DCD forced false	All open

CTS CONTROL SETTINGS (CHANNEL 1)
Setting	JP3
CTS controlled by driver	Pins 1 & 2 closed
CTS forced true	Pins 2 & 3 closed
CTS forced false	All open

DTR CONTROL SETTINGS (CHANNEL 1)
Setting	JP4
DTR controlled by driver	Pins 1 & 2 closed
DTR forced true	Pins 2 & 3 closed
DTR forced false	All open

RTS CONTROL SETTINGS (CHANNEL 1)
Setting	JP5
RTS controlled by driver	Pins 1 & 2 closed
RTS forced true	Pins 2 & 3 closed
RTS forced false	All open

DSR CONTROL SETTINGS (CHANNEL 2)
Setting	JP6
DSR controlled by driver	Pins 1 & 2 closed
DSR forced true	Pins 2 & 3 closed
DSR forced false	All open

DCD CONTROL SETTINGS (CHANNEL 2)
Setting	JP7
DCD controlled by driver	Pins 1 & 2 closed
DCD forced true	Pins 2 & 3 closed
DCD forced false	All open

CTS CONTROL SETTINGS (CHANNEL 2)
Setting	JP8
CTS controlled by driver	Pins 1 & 2 closed
CTS forced true	Pins 2 & 3 closed
CTS forced false	All open

DTR CONTROL SETTINGS (CHANNEL 2)
Setting	JP9
DTR controlled by driver	Pins 1 & 2 closed
DTR forced true	Pins 2 & 3 closed
DTR forced false	All open

RTS CONTROL SETTINGS (CHANNEL 2)
Setting	JP10
RTS controlled by driver	Pins 1 & 2 closed
RTS forced true	Pins 2 & 3 closed
RTS forced false	All open

DSR CONTROL SETTINGS (CHANNEL 3)
Setting	JP11
DSR controlled by driver	Pins 1 & 2 closed
DSR forced true	Pins 2 & 3 closed
DSR forced false	All open

DCD CONTROL SETTINGS (CHANNEL 3)
Setting	JP12
DCD controlled by driver	Pins 1 & 2 closed
DCD forced true	Pins 2 & 3 closed
DCD forced false	All open

CTS CONTROL SETTINGS (CHANNEL 3)
Setting	JP13
CTS controlled by driver	Pins 1 & 2 closed
CTS forced true	Pins 2 & 3 closed
CTS forced false	All open

DTR CONTROL SETTINGS (CHANNEL 3)
Setting	JP14
DTR controlled by driver	Pins 1 & 2 closed
DTR forced true	Pins 2 & 3 closed
DTR forced false	All open

RTS CONTROL SETTINGS (CHANNEL 3)
Setting	JP15
RTS controlled by driver	Pins 1 & 2 closed
RTS forced true	Pins 2 & 3 closed
RTS forced false	All open

DSR CONTROL SETTINGS (CHANNEL 4)
Setting	JP16
DSR controlled by driver	Pins 1 & 2 closed
DSR forced true	Pins 2 & 3 closed
DSR forced false	All open

DCD CONTROL SETTINGS (CHANNEL 4)
Setting	JP17
DCD controlled by driver	Pins 1 & 2 closed
DCD forced true	Pins 2 & 3 closed
DCD forced false	All open

CTS CONTROL SETTINGS (CHANNEL 4)
Setting	JP18
CTS controlled by driver	Pins 1 & 2 closed
CTS forced true	Pins 2 & 3 closed
CTS forced false	All open

DTR CONTROL SETTINGS (CHANNEL 4)
Setting	JP19
DTR controlled by driver	Pins 1 & 2 closed
DTR forced true	Pins 2 & 3 closed
DTR forced false	All open

RTS CONTROL SETTINGS (CHANNEL 4)
Setting	JP20
RTS controlled by driver	Pins 1 & 2 closed
RTS forced true	Pins 2 & 3 closed
RTS forced false	All open

BOARD NUMBER SETTINGS
Address	JP21	JP22
Primary board 1	Pins 1 & 2 closed	Pins 1 & 2 closed
Secondary board 2	Pins 2 & 3 closed	Pins 2 & 3 closed

TWO BOARD ADDRESSING
Primary Board	Secondary Board
280-287h = Port 1A	2A0-2A7h = Port 2A
288-28Fh = Port 1B	2A8-2AFh = Port 2B
290-297h = Port 1C	2B0-2B8h = Port 2C
298-29Fh = Port 1D	2B8-2BFh = Port 2D