Technical data

R911305038 / 01 | Rexroth VCP-Operating Concept Electric Drives and Controls | Bosch Rexroth AG 6-5

3964 RK512

If you specified a coordination flag in the protocol parameters, this flag

is set in the passive partner upon receipt of data. After processing the

received data, the coordination flag is reset.

If the passive partner's coordination flag is set when it receives data,

then the passive partner sends a response telegram to the active part-

ner thereby indicating this as an error.

6.1.1.4 Response Telegram

Flag Bit M M Offset Bit No. 1 Byte

Flag Byte MB M Offset n Bytes

Flag Word MW M Offset n Bytes

Flag Double-Word MD M Offset n Bytes

Data Word DW D DB DW n Words

Data Word Left (High) DL D DB DW 1 Word

Data Word Right (Low) DR D DB DW 1 Word

Data Double-Word DD D DB DW n Words

Timer T T Offset n Words

Counter Z Z Offset n Words

Data Type Mnemonics Byte 4

(Com-

mand)

Byte 5 Byte 6 Byte 7 + 8

(Number)

Fig. 6-4: Specification of the data types in the "Data Request" telegram header

Byte No. Meaning ASCII Hex Comment

1 Telegram ID 00 Value is always 00

3 Value is always 00

4 Error Code xx

Fig. 6-5: Response telegram for the 3964 procedure