Input Signals; Trigger Input; A Sample Schematic Of Trigger Input Circuit - Newland NLS-EM1300 Integration Manual

Electrical Interface

Input signals

Trigger Input

When the Trigger line is pull low for 10 ms, the Engine starts a read. The Engine keeps reading until a
successful reading, a timeout or the line is high. After a successful reading, the line must go high in order to
make another read.

A Sample Schematic of Trigger Input Circuit

Here is a schematic from the evaluation board, EVK3000&1300. The signal can connect to external device's
output port.
nlscan.com
DGN D
GN D
GN D
BOO T
12
DV 3.3V
11
10
R XD
9
TXD
8
CTS
7
R TS
6
5
BU Z
4
DLED
3
2
TR I G
1
DGN D
S2
2
1
SW-PB
3
4
DGN D
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