Card Type	Digital I/O card
Chip Set	TI
Maximum Onboard Memory	256KB Local, 2MB Global
Data Bus	32-bit PCI
Card Size	Full-length, full-height card

CONNECTIONS
Function	Label	Function	Label
Serial port 4	JP1	JTAG connector	JP19
Serial port 1	JP2	JTAG passthrough connector	JP20
Unidentified	JP3	50-pin board connector	JP24
50-pin board connector	JP5	50-pin board connector	JP25
Unidentified	JP6	50-pin board connector	JP26
50-pin board connector	JP9	50-pin board connector	JP27
Unidentified	JP10	Unidentified	JP28
MUX channel 1 connector	JP16	Unidentified	P1
MUX channel 0 connector	JP17	Unidentified	P2
Digital I/O connector	JP18

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Onboard readback clock	JP4	Pins 2 & 3 closed
	External readback clock	JP4	Pins 1 & 2 closed
»	Serial port 1 bi-directional	JP14	Pins 1 & 2 closed
	Serial port 1 output	JP14	Pins 2 & 3 closed
»	Serial port 4 bi-directional	JP15	Pins 1 & 2 closed
	Serial port 4 input	JP15	Open
»	JTAG passthrough enabled	JP21	Open
	JTAG passthrough disabled	JP21	Closed

TOKEN FORCING SERIAL PORT 2
Setting		JP29	JP31
»	Forced	Closed	Closed
	Not forced	Open	Open

TOKEN FORCING SERIAL PORT 5
Setting		JP30	JP32
»	Forced	Closed	Closed
	Not forced	Open	Open

INPUT CLOCK SOURCE
Source		JP22	JP23
»	On board 1MHz clock	Pins 2 & 3 closed	Pins 2 & 3 closed
	DDS synthesizer	Pins 1 & 2 closed	Pins 1 & 2 closed

PROCESSOR INTERRUPT IIOF0
Interrupt		JP13
»	External interrupt 0	Pins 4 & 6 closed
	9850 timebase	Pins 1 & 3 closed
	8254 channel 0 timebase	Pins 2 & 4 closed
	External trigger 0	Pins 3 & 5 closed

PROCESSOR INTERRUPT IIOF1
Interrupt		JP13
»	8254 channel 1 timebase	Pins 8 & 10 closed
	External trigger 0	Pins 5 & 7 closed
	External interrupt 0	Pins 6 & 8 closed
	External interrupt 3	Pins 7 & 9 closed

PROCESSOR INTERRUPT IIOF2
Interrupt		JP13
»	External interrupt 1	Pins 12 & 14 closed
	External interrupt 3	Pins 9 & 11 closed
	8245 channel 1 timebase	Pins 10 & 12 closed
	External digital I/O strobe	Pins 11 & 13 closed

PROCESSOR INTERRUPT IIOF3
Interrupt		JP13
»	PCI interrupt	Pins 15 & 17 closed
	8254 channel 2 timebase	Pins 16 & 18 closed
	External trigger 1	Pins 17 & 19 closed
	External interrupt 2	Pins 18 & 20 closed

CONNECTIONS
Function	Label	Function	Label
50-pin board connector	JP2	50-pin board connector	JP24
50-pin board connector	JP3	50-pin board connector	JP29
50-pin board connector	JP4

OUTPUT MODE SELECTION
Function	Label	Position
Channel 0 stepper output	JP25	Pins 1 & 2 closed
Channel 0 analog output	JP25	Pins 2 & 3 closed
Channel 1 stepper output	JP26	Pins 1 & 2 closed
Channel 1 analog output	JP26	Pins 2 & 3 closed
Channel 2 stepper output	JP27	Pins 1 & 2 closed
Channel 2 analog output	JP27	Pins 2 & 3 closed
Channel 3 stepper output	JP28	Pins 1 & 2 closed
Channel 3 analog output	JP28	Pins 2 & 3 closed

UART SELECTION
Setting	Label	Position
Pin 47 = Ch. A Tx Clock	JP5	Pins 1 & 2 closed
Pin 47= Ch. A RTS	JP5	Pins 2 & 3 closed
Pin 43 = Ch. A Rx Clock	JP6	Pins 1 & 2 closed
Pin 43= Ch. A CTS	JP6	Pins 2 & 3 closed
Pin 39 = Ch. B Tx Clock	JP7	Pins 1 & 2 closed
Pin 39= Ch. B RTS	JP7	Pins 2 & 3 closed
Pin 35 = Ch. B Rx Clock	JP8	Pins 1 & 2 closed
Pin 35 = Ch. B CTS	JP8	Pins 2 & 3 closed

DIGITAL I/O READBACK CLOCK SETTINGS
Setting	Label	Position
External readback clock	JP1	Pins 1 & 2 closed
On-board readback clock	JP1	Pins 2 & 3 closed