1 serial communications, Serial communications – Rice Lake CB-2 Concrete Batch Controller Version 2.0 User Manual
Page 14
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10
Installation/Operation Manual
2.3.1
Serial Communications
The CB-2 supports RS-232 communications and their connections are shown in Figure 2-6, below.
TX
RX
GND
TX
RX
GND
TX
RX
GND
Pin 1
1
2
3
4
5
6
7
8
9
11
12
10
Figure 2-6. Terminal Block RS-232 Connections
Serial ports are configured using the SERIAL menu which is shown in Table 2-4.
Table 2-4. Serial Communications Connections
Top Connector - Serial Communications
Description
Port #
Port Connector
Pin Number
Signal
PC
Port 1
J11
1
GND
2
RXD
3
TXD
Ticket and
Report
Printer
Port 4
J10
4
GND
5
RXD
6
TXD
Preprinted
Ticket Printer
Port 3
J9
7
GND
8
RXD
9
TXD
iRev or
Keyboard
Port 2
_
10
Not Used
11
Not Used
12
Not Used
Note
For CB-2 units with the weighed water option, serial connections remain the same using the same 9 pins
as is shown in Figure 2-5.
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