PowerTec DFS-1 Instrukcja Użytkownika Pobierz pdf (Strona 54)

Page 49

Revised 7/95 DFS-1 Manual

POWERTEC Ind. Corp.©

Message:

[DLE][STX][UID][CMD][DLE][ETX][CSM]

Response:

If no errors and unit i.d. does not equal 0

[DLE][STX][UID][ACK][DLE][ETX][CSM]

If unit i.d. = 0 (global command) then no

response at all but all DIGIMAXes will execute

simultaneously.

else

[DLE][STX][UID][NAK][ERR][DLE][ETX][CSM]

Definitions:

[ERR] - Reported Error.

[80] - Unit not in remote mode

[86] - Illegal Command number

Set & Execute Speed (84)

Command: Set & Execute Speed

Description:

This command tells the unit to set the new

commanded speed to the value and execute it

immediately.

CMD = [84]

UID = [01] - [FF]

Message:

[DLE][STX][UID][CMD][CS4][CS3][CS2][CS1][DLE][ETX][CSM]

Response:

If no errors

[DLE][STX][UID][ACK][DLE][ETX][CSM]

else

[DLE][STX][UID][NAK][ERR][DLE][ETX][CSM]

Definitions:

[CS4]..[CS1] - Commanded speed, unsigned

long integer

[ERR] - Reported Error.

[80] - Unit not in remote mode

[81] - Illegal speed value

[86] - Illegal Command number

Read Parameter (85)

Command: Read Parameter

Description:

This command tells the unit to send the value of

the selected parameter.

CMD = [85]

UID = [01] - [FF]

Message:

[DLE][STX][UID][CMD][PRM][DLE][ETX][CSM]

Response:

If no errors

[DLE][STX][UID][ACK][DT4][DT3][DT2]DT1][DLE][ETX][CSM]

else

[DLE][STX][UID][NAK][ERR][DLE][ETX][CSM]

Definitions:

[DT4] THRU [DT1] Datum is returned as an

long integer.

[PRM] - Parameter number

[ERR] - Reported Error

[82] - Illegal parameter number

[86] - Illegal Command number

Write Parameter (86)

Command: Write Parameter

Description:

This command tells the unit to change the value

of the selected parameter.

CMD = [86]

UID = [01] - [FF]

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