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2.2.2.- COMMUNICATIONS CONNECTOR
Both SERIAL RS-232/TTL and PARALLEL CENTRONICS ports use the same
connector – CON4.
Fig. 2.4 - Communications connector CON4.
Use a connector JST Ref.- PHDR-18VS (housing)
SPHD-001T-P0.5 (contacts)
2.2.2.1.- SERIAL PORT CONNECTION (RS-232 / TTL)
If you use the serial interface, attach serial port cable to connector CON4.
Terminal nº
Signal Name
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
TXD
Out
Transmit Data
16
/RTS
Out
Rquest to Send
17
RXD
In
Receive Data
18
GND
Table 2.1- Serial connector pin-out.
See HOW TO ORDER to select the RS232 or TTL voltage level.
See chapter “3.2.1.- Programming the baud rate” to configure
Serial Port.
1
18
