Lt 1804 Signal Descriptions - Symbol LT 1804 Product Reference Manual

LT 1804 Product Reference Guide: Maintenance and Specifications

LT 1804 Signal Descriptions

The following signal descriptions apply to the connection between the scanner
and the cable, and are for reference only.
PIN
1 DTR
2 VBATT
3 GROUND
4 RxD
5 RTS
6 Synapse Data
7 Synapse Clock
8 CTS
10 TxD
Table 3-2. Scanner Cable Pinouts
SIGNAL NAME
PIN 10
Data Terminal Ready. This signal is hardwired active.
Input power.
Power supply input ground pin and reference for both
output signals. It must be capable of sinking all return
current.
Serial data receive input. It is driven by the serial data
transmit output on the device communicating with the
scanner.
Request-to-send handshaking output line. It may be
optionally used by the scanner to signal another device
that data is available to send. It can only be used in
conjunction with the CTS line.
Data line for Synapse communication.
Clock line for Synapse communication.
Clear-to-send handshaking input line. It may be
optionally used by another device to signal the scanner
that it may commence transmitting data. It can be used
only in conjunction with the RTS line.
Serial data transmit output. It drives the serial data
receive input on the device communicating with the
scanner.
3-6
FUNCTION
PIN 1