38
Apr-09
Avantes
www.avantes.com
Pin
Dir
Description
1
out
Data Carrier Detect (DTD), not connected
2
out
Transmit data (TX)
3
in
Receive data (RX)
4
in
Data Terminal Ready (DTR), connected to 6
5
Common
6
out
Data Set Ready (DSR), connected to 4
7
in
Request To Send (RTS)
8
out
Clear To Send (CTS)
9
out
Ring Indicator, not connected
USB connector
The USB interface has the following physical characteristics:
USB version 1.1
high speed, 12Mbit
endpoint node, no HUB function
External I/O connector
The external I/O connector is a female high density 15 poles Sub-D connector. The connections are
as follows:
Pin
Name
Connect to
Comment
1
DO1
AVALIGHT-XE
Output, one ore more TTL pulses per scan
2
DO2
AvaLight-LED
Output, fixed frequency of 1 kHz
3
DO3
IC-DB15-extrig
Output, + 5VDC
4
DI1
Ext. trigger
TTL Input, external hardware trigger, start scan at rising edge
5
DO4
reg. outp. of µC
general purpose output
6
DO5
reg. outp. of µC
general purpose output
7
DO6
reg. outp. of µC
general purpose output
8
DI2
Ext. trigger
TTL Input, external software trigger
9
DO7
reg. outp. of µC
general purpose output
10
GND
GND
11
DO8
reg. outp. of µC
general purpose output
12
DO9
reg. outp. of µC
general purpose output
13
DO10
shutter
Output, used to close shutter for AvaLight-HAL-S, AvaLight-DHc
and AvaLight-DHS
14
DO11
AvaLight-LED-p14
With AvaSoft 6.2-OXY turns on-and off AvaLight-LED-p14
15
DO12
reg. outp. of µC
general purpose output
Pin
Description
1
V+
2
D-
3
D+
4
Common
