ADwin-Pro
Hardware, manual version 2.9, June 2006
109
Pro I: Digital-I/O- and Counter Modules
Pro-CNT-8/32 Rev. A
ADwin
Fig. 205 –
: Board and front panel
Counter
8 up counters
Counter resolution
32 bit
Input clock rate
10MHz max.
Signal pulse width
min. 50ns
Inputs
TTL
Trigger Input
pos. TTL
Pull down resistor
10k
Ω
V
IH
min. 2.4V
V
IL
max. 0.8V
I
IH
max. 0.55mA
I
IL
max. 0.01mA
Voltage range, absolute
-0.3V … 7V
Connector
37-pin DSub socket
Isolation
Fig. 206 –
: Specification
19CNT01
ON
1 2 3 4 5 6 7 8
A0 A1 A2 A3 A4 A5 A6 A7
FPGA
FPGA
A
B
T
16245
LS19
LS19
LS19
LS19
LS19
LS19
LS19
OCX
FPGA
FPGA
FP
G
A
CNT-8/32
COUNTER
INPUT