AD12-64(PCI)
Ver.3.00
7
Connection of Digital and control signal
T
he example in t
he case of connect
in
g a digit
a
l I/O sign
al and con
t
rol signa
ls (ext
ernal samplin
g clock input signal
, "Samplin
g Busy
Output
", et
c.) using a flat cable is shown.
CN1 an
d ext
ernal apparat
us are connec
t
ed using op
t
ional fl
at cable (
PCA96P-1.5
) et
c.
All of these digital I/O s ignals and a control signal are the signals of TTL level.
Connecting the Control Signal Inputs
D igi t a l Gr ou n d
Tar get
Cab le
CN1
In pu t
10 k
Ω
BOAR
D ALS 540 or equivalent
Connecting the Control Signal Outputs
Dig it a l Gr ou n d
Tar get
Cab le
CN1
Ou t pu t
I
OL
= 24 m A
BO ARD AL S54 0 or equ i val en t
Notes!
- Please connect each output neither with analog gr ound nor a digital ground too has tily. It becomes the cause of failure.
Block Diagram
64/16 single-end /
3
2/8 differential
Analog Inputs
4 Digital Input / 4 Digital Output
External Sampling Clock Input /
External Trigger Input
Timer Output / Sampling Busy Output
PCI bus
CN1
FPGA
Multiplexer
DC/DC
converter
Instrument
Amplifre
A/D
Converter