Security Command R500 Spécifications télécharger pdf (Page 117)

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BUEP64 Protocol9-24

9.11.1.2 RST / PST Command Type — PW5

Parameter word Contents

High byte LOW byte

PW5 RST command code PST command code

Example 44H 44H

Data module Data module

Fig. 9-9 BÜP64 — RST/PST Command type

Only the "Data module (DM = 44 hex)" command types exist for RST and

PST when the "3964R" protocol is implemented; the following situations

may therefore occur:

- SEND: Transmit data from the RST data module to the PST data module

- FETCH: Fetch data from the PST data module and write it to the RST data mod-

ule

9.11.1.3 RST Address: DM Number — PW6

Parameter word Contents

PW6 RST address

Example AH

Data module 10

Fig. 9-10 BÜP64 — RST Address: DM Number

The PW6 parameter word indicates the data-module number for the RST;

data modules DM0 to DM255 can be addressed.

9.11.1.4 RST Address: Block Address of Central Processing Unit — PW7

Parameter word Contents

PW7 RST address

Example 8H

ZS1

Fig. 9-11 BÜP64 — RST Address: Block address

The block address of the respondent central processing unit is used to

address the RST in the CL500 system;

NOTE –

In comparison, the central processing unit on the PST is addressed in the

coordination marker (please refer to the description of the Siemens

3964R/3964 Data Transfer Controller).

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Security Command R500 Spécifications Page 117