Remote-processing BASIC for the CX-10 Modbus Manual de usuario descargar pdf (Pagina 52)

BASIC PROGRAMMING GUIDE

2-43

PRINT #n,ID,16,

start register,length,data,data,data...

Where: n = modbus port number on board. This is usually 1 or 3 or both. Refer to your board manual.

Id = modbus ID of device you want to get data from

start register

=is start of modbus address you want to write to

length

= number of registers you will write to

data

= number information (integer or float, as appropriate to register) you wish to write.

Number of

data

elements must be the same as

length

and must all be included in the same line.

EXAMPLE

100 STRING 200,20 : $(0)="String" : B=PI*5

110 PRINT $(0),B,REGREAD(2)*.00215

>run

String 15.707963 0

For modbus read (query)

rem send out id, function number, address, length

70 print #3,id,fn,ad,le

For modbus write

rem print syntax is id, function, start register, length, data, ..

10 PRINT #3,11,16,4501,3,1,2,3

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 83 84

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Remote-processing BASIC for the CX-10 Modbus Manual de usuario Pagina 52