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Write parameter (str), Write parameter (chp), Write parameter (str) write parameter (chp) – Rockwell Automation 2071-Axx Kinetix 3 Component Servo Drive Serial Host Command Reference Manual User Manual

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Rockwell Automation Publication 2071-RM001B-EN-P - April 2013

Chapter 3

General Commands (ASCII)

Write Parameter (STR)

Write Parameter (CHP)

Attribute Value

Command STR

Description

Write parameter value to RAM, and then save data from RAM to nonvolatile memory.

Format

STX ID # STR PPP V : BSS ETX

Data Argument

Description

PPP

Parameter #; for example,

[Pr - 2.03]

, PPP=203=0x0CB

Refer to

Standard Drive Parameters

beginning on

page 47

for a

description of available parameters.
Group 7 - Manufacturing Settings are product settings that are
programmed during manufacturing.

V

Bit-field type = 4-byte hexadecimal value.
Normal type = Signed integer of variable length

Response Format

ACK

Error Response

If the drive is unable to change the variable because it is enabled, it sends GS. If the value
is out of range, RS is returned.

Next Command

STX ID # STR : BSS ETX

Usage Note

To determine whether task is complete, send STR without arguments.

Response Format

If task is not complete: STX ID $BSY : BSS ETX
or
If task is complete: STX ID $TOK : BSS ETX

Attribute Value

Command CHP

Description

Write parameter value to RAM

Format

STX ID # CHP PPP V : BSS ETX

Data Argument

Description

PPP

Parameter #; for example,

[Pr - 2.03]

, PPP=203=0x0CB

Refer to

Standard Drive Parameters

beginning on

page 47

for a

description of available parameters.
Group 7 - Manufacturing Settings are product settings that are
programmed during manufacturing.

V

Bit-field type = 4-byte hexadecimal value.
Normal type =Signed integer of variable length

Response Format

ACK

Error Response

If unable to change the variable because drive is enabled, GS is sent. If value is out of
range, RS is returned.

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