Remote-processing CX-10 Manual de usuario descargar pdf (Pagina 24)

SERIAL PORTS BASIC SECTION 4

Page 4-7

910

Figure 4-6 Serial port

pinout (Top view)

COMMANDS & REGISTERS

The following is a list of Baisic commands and registers

used for serial I/O. Register are explained in Appendix

A. Basic commands and functions are explained in the

Basic Programming

section in this manual.

Command Function

4810 Set COM3 operating mode

4811 Set modbus ID

4813 COM 3 baud rate

4815 Modbus timeout timer

4823 Switch 5V and battery power

control.

GET or

GET(n)

Returns a character from the serial

buffer.

LIST Outputs program listing

PRINT Outputs data in various formats

PRINT #, Prints to a specified port or if

COM 3 in modbus mode, send out

modbus message.

SPC Print out n number of spaces

TAB Tabs to predetermined positions

USING PRINT formatting statement

RS-232 PORT PIN OUT

Pin outs for J1 and J2 are shown below. Unused pins are

open.

COM 0

COM 1

Name Direction

from card

1 1 Battery supply Out

3 3 TxD Out

5 5 RxD In

8 8 Switched 5V Out

9 9 Ground

10 10 +5V Out

Switched 5V is controlled by register 4823.

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 43 44

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Remote-processing CX-10 Manual de usuario Pagina 24

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