Siemens SIMATIC NET Manual de Serviço descarregar pdf (Página 118)

Command Interface

5-50

SIMATIC NET CP 243-2 AS-i Master

C79000-G8976-C142/02

5.2.24 Write_AS-i_Slave_Extended_ID1

Purpose

With this call, the extended ID1 code of an AS-i slave with address “0” can be

written directly over the AS-i cable. The call is intended for diagnostic purposes

and is not required in the normal master mode. The AS-i master passes on the

extended ID1 code to the AS-i slave without any plausibility check.

Structure of the Job Data in the Send Buffer

Bank Byte Meaning

Bit 7 Bit 4 Bit 3 Bit 0

2 0 Command number: 3F

2 1 irrelevant Extended ID1 code

Structure of the Job Data in the Receive Buffer

Bank Byte Meaning

Bit 7 Bit 4 Bit 3 Bit 0

2 0 Echo of the command number: 3F

2 1 Command status

1 2 ... 113 114 115 116 117 118 119 120 121 122 123 ... 149 150

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Siemens SIMATIC NET Manual de Serviço Página 118