Rockwell-automation 1770-KF2 Data Highway or Highway Plus Interface Mo Manual de usuario descargar pdf (Pagina 124)

Message Packet Formats

Chapter 5

5-45

2. PLC-5 LOGICAL BINARY ADDRESS — Contains the logical

address of a PLC-5 file, element, and subelement. Chapter 6 gives

more details about the contents of this address field.

3. PLC-5 LOGICAL ASCII ADDRESS — Contains the logical

address of a PLC-5 file, element, or subelement expressed as a string

of ASCII characters. Chapter 6 gives more details about the contents

of this address field.

4. PLC-5 PHYSICAL ADDRESS — Contains the physical address

of a PLC-5 word. Chapter 6 gives more details about the contents of

this address field.

5. TOTAL TRANS — Contains the total number of data elements

transferred by the current transaction. This is the total number of

PLC-5 elements to be transferred in the DATA fields of all message

packets in the current transaction. The value of PACKET OFFSET

is zero for the first packet in a transaction.

Download All Request

Use this command before downloading a complete system to place the

processor in a Download mode. A no privilege error is returned if the

requestor does not have the privilege of placing the processor in a

Download mode. This error occurs when:

the processor is in Run or Remote Run mode (must be in Program or

Remote Program mode),

the processor is being edited, or

some other station is already downloading to the processor.

The format for this message is as follows:

Command

Format:

Reply Format:

TNSSTSCMD

SRCDST

TNSSTSCMD

SRCDST

FNC

EXT

STS

1 2 ... 119 120 121 122 123 124 125 126 127 128 129 ... 234 235

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Rockwell-automation 1770-KF2 Data Highway or Highway Plus Interface Mo Manual de usuario Pagina 124