8
FHPP standard data (I/O data)
Festo – EMCA-EC-C-HP-EN – 2017-11e – English
125
Byte format
The byte sequence for words (16 bit) and double words (32 bit) is dependent on the bus
used and is depicted as follows.
Bus
Byte format
Data type
Word: CDEF
h
Double word: 89ABCDEF
h
CANopen
EtherNet/IP
EtherCAT
Little endian
Word
(LSB)
(MSB)
EF
h
CD
h
Double word
(LSB)
(MSB)
EF
h
CD
h
AB
h
89
h
Modbus TCP
PROFINET IO
Big endian
Register
X
Y
Word
(MSB)
(LSB)
CD
h
EF
h
Double word
(MSB)
(LSB)
89
h
AB
h
CD
h
EF
h
1)
LSB: least significant byte
2)
MSB: most significant byte
Tab. 8.5
Byte order
Содержание EMCA-EC-67 CO Series
Страница 33: ...2 CANopen Festo EMCA EC C HP EN 2017 11e English 33 ...
Страница 73: ...3 EtherCAT with FHPP Festo EMCA EC C HP EN 2017 11e English 73 ...
Страница 87: ...4 EtherNet IP with FHPP Festo EMCA EC C HP EN 2017 11e English 87 ...
Страница 113: ...6 PROFINET IO with FHPP Festo EMCA EC C HP EN 2017 11e English 113 ...
Страница 116: ...7 FHPP 116 Festo EMCA EC C HP EN 2017 11e English ...
Страница 140: ...8 FHPP standard data I O data 140 Festo EMCA EC C HP EN 2017 11e English ...
Страница 148: ...9 Measuring reference system 148 Festo EMCA EC C HP EN 2017 11e English ...
Страница 210: ...10 Control via FHPP 210 Festo EMCA EC C HP EN 2017 11e English ...
Страница 223: ...11 Monitoring of the drive behaviour Festo EMCA EC C HP EN 2017 11e English 223 ...
Страница 367: ...D CANopen communication Festo EMCA EC C HP EN 2017 11e English 367 ...
Страница 402: ...F Diagnostics and fault clearance 402 Festo EMCA EC C HP EN 2017 11e English ...
Страница 413: ...EMCA EC 67 CO DIO EC EP PN Festo EMCA EC C HP EN 2017 11e English 413 ...
Страница 414: ...EMCA EC 67 CO DIO EC EP PN 414 Festo EMCA EC C HP EN 2017 11e English ...
Страница 415: ......