Omron NT21 User Manual

369
SECTION 4
Using Memory Link
This section gives an overview of memory link operations and contains explanations centered on communications between
the PT and host when using memory link.
4-1 Operation of the Memory Link 370. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-1-1 PT Memory 370. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-1-2 Memory Link Commands 370. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2 Outline of Communications 372. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2-1 Communication Protocol 372. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2-2 Notes on Using Commands 373. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-3 Commands/Responses 375. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-3-1 PT Memory Read Command (Sent from Host to PT) 375. . . . . . . . . . . . . . . . . . . . . .
4-3-2 Numeral Memory Table Read Command (Sent from Host to PT) 376. . . . . . . . . . . .
4-3-3 Character String Memory Table Read Command (Sent from Host to PT) 377. . . . . .
4-3-4 Bit Memory Table Read Command (Sent from Host to PT) 378. . . . . . . . . . . . . . . . .
4-3-5 Screen Data Comment Read Command (Sent from Host to PT) 380. . . . . . . . . . . . .
4-3-6 System Status Read Command (Sent from Host to PT) 380. . . . . . . . . . . . . . . . . . . .
4-3-7 PT Memory Write Command (Sent from Host to PT) 381. . . . . . . . . . . . . . . . . . . . .
4-3-8 Numeral Memory Table Write Command (Sent from Host to PT) 382. . . . . . . . . . . .
4-3-9 Character String Memory Table Write Command (Sent from Host to PT) 383. . . . . .
4-3-10 Bit Memory Table Write Command (Sent from Host to PT) 384. . . . . . . . . . . . . . . .
4-3-11 PT Memory Batch Write (FILL) Command (Sent from Host to PT) 386. . . . . . . . . .
4-3-12 Numeral Memory Table Clear Command (Sent from Host to PT) 386. . . . . . . . . . . .
4-3-13 Character String Memory Table Clear Command (Sent from Host to PT) 387. . . . . .
4-3-14 Bit Memory Table Clear Command (Sent from Host to PT) 388. . . . . . . . . . . . . . . . .
4-3-15 Touch Switch Input Notify Command (Sent from PT to Host) 389. . . . . . . . . . . . . . .
4-3-16 Numerical Input Notify Command (Sent from PT to Host) 390. . . . . . . . . . . . . . . . .
4-3-17 Character String Input Notify Command (Sent from PT to Host) 391. . . . . . . . . . . . .
4-3-18 Direct Area Changing Notify Command (Sent from PT to Host) 392. . . . . . . . . . . . .
4-3-19 PT Memory Changing Notify Command (Sent from PT to Host) 394. . . . . . . . . . . .
4-3-20 PT Operation Mode Switching Command (Sent from Host to PT) 395. . . . . . . . . . . .
4-3-21 Re-send Request Command (Sent from Host to PT) 396. . . . . . . . . . . . . . . . . . . . . . .
4-3-22 Error Response (Sent from PT to Host) 396. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4 Memory Link Online Transfer Function 398. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4-1 Online Transfer Processes 398. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4-2 Required Conditions 399. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4-3 Example Applications 399. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Omron NT21 Specifications

General

Brand	Omron
Model	NT21
Category	Touch terminals
Language	English