Rockwell-automation 1770-KF2 Data Highway or Highway Plus Interface Mo Manual de usuario descargar pdf (Pagina 128)

Message Packet Formats

Chapter 5

5-49

have the privilege of placing the host in a Download mode. This error

occurs when:

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

or Remote Run 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

Flag Byte (Explained Below)

The STS and EXT STS bytes contain status and error code information.

For more information on these bytes, see the “Error Codes” section in this

document.

You use the bits in the flag byte of the set processor command as follows:

Bits 2 through 7 are unused.

Bits 0 and 1 determine which operating mode is selected.

This table shows the settings of Bits 0 and 1 for each operating mode:

For

This Operating Mode: Bit 1 Bit 0

Program/Load Mode (Processor Idle, I/O Disabled)

Remote T

est Mode (Processor Scanning, I/O Disabled)

Remote Run Mode (Processor Scanning, I/O Enabled)

No Change (Only Remote Bit Af

fected) 1 1

1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 234 235

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Rockwell-automation 1770-KF2 Data Highway or Highway Plus Interface Mo Manual de usuario Pagina 128