Rockwell-automation 1203 Serial Communications Module Series A Manual de usuario descargar pdf (Pagina 46)

Chapter 5

Configuration and Interfacing

5-10

DF1 Messaging with a 1746-BAS Module Example

(Write 10 Parameters then read 10 parameters)

10 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

20 REM

30 REM This file is a program for the 1746–BAS module.

40 REM

50 REM It performs a PLC2 Unprotected Write (08) followed by

60 REM a PLC2 Unprotected Read (01) over the DF1 link on port #2

70 REM

80 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

90 STOP

100 STRING 0,0

110 STRING 512,127

120 $(1)=”THIS IS A TEST! ”

130 REM

140 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

150 REM Setup port 1 to 9600 baud, no parity, 8 bits, 1 stop bit,

160 REM software handshaking, and battery backed ram data storage.

170 REM !!!!REMEMBER TO SET TERMINAL TO MATCH!!!!

180 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

190 MODE (PRT1,9600,N,8,1,S,R)

200 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

210 REM

220 REM Setup port 2 to 300 baud, no parity, 8 bits, 1 stop bit,

230 REM software handshaking, and battery backed ram data storage.

240 REM

250 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

260 MODE (PRT2,300,N,8,1,S,R)

270 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

280 REM

290 REM Enable DF1 driver

300 REM (20 = Setup for Full Duplex, Auto–Detect Embedded Responses,

310 REM Disable Duplicate Packet Detection, BCC error checking)

320 REM (200 = Wait 1 second for polling by Master)

330 REM (2 = 2 retries)

340 REM (0= No RTS on delay)

350 REM (0 = No RTS off delay)

360 REM (8 = 1746–BAS module address)

370 REM ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

380 PUSH 20

390 PUSH 200

400 PUSH 2

410 PUSH 0

420 PUSH 0

430 PUSH 8

440 CALL 108

450 REM DF1 PLC REMOTE WRITE COMMAND

460 PUSH 2 : REM PLC2 Unprotected Write

470 PUSH 1 : REM Communications Module Node Address

480 PUSH 11 : REM File Number (ignored in this example)

490 PUSH ASC(N) : REM Communications Module File Type

500 PUSH 623 : REM Starting Word in File

510 PUSH 10 : REM Number of Words to Transfer

520 PUSH 50 : REM Command Time–out (x100ms)

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 67 68

Comentarios a estos manuales

Sin comentarios

Rockwell-automation 1203 Serial Communications Module Series A Manual de usuario Pagina 46

Comentarios a estos manuales

Relacionado con productos y manuales para Equipo Rockwell-automation 1203 Serial Communications Module Series A