Siemens SIMATIC TI500 Bedienungsanleitung PDF herunterladen (Seite 67)

Modbus Commands

C-18

TIWAY I Gateway User Manual

Modbus Function Descriptions (continued)

able C-4

details the diagnostic codes supported.

able C-4

Diagnostic Codes Supported

Code

(hex)

Diagnostic Description Is Code

Supported?

00 Return request message Yes

01 Restart communications with the slave Yes

02 Return diagnostics register No

03 Change message end character No

04 Set slave in listen only mode No

0A Clear counters and diagnostics No

0B Return message count No

0C Return checksum error count No

0D Return exception count No

0E Return slave message count No

0F Return slave no response count No

10 Return slave NAK count No

11 Return slave busy count No

12 Return character overrun count No

13 Return overrun error count No

14 Clear character overrun count No

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Siemens SIMATIC TI500 Bedienungsanleitung Seite 67