Word Range Write; Word Range Read - Wieland samos PRO COMPACT Manual

Table 45: PCCC reply header
Name
Length
Vendor
S/N
CMD
STS
TNSW
EXT
STS
1127358859
8.4.7.2

Word Range Write

The SP-COP2-ENI module supports "Write PLC-5 word range" according to the following tab-
le:
Table 46: Data structure of PLC-5 Word Range Write
Name
Packet offset
Total Transaction
Address
Payload
The answer of the SP-COP2-ENI module does not contain any data, only a state.
1127360395
8.4.7.3

Word Range Read

The SP-COP2-ENI module supports "Read PLC-5 word range" according to the following table:
Table 47: Read request data structure of PLC-5 word range
Name
Packet offset
Total Transaction UINT
Address
Size
Table 48: Feedback to the SP-COP2-ENI module of Read PLC-5 word range
Name
Payload
1127361931
Wieland Electric GmbH | BA000970 | 11/2016 (Rev. F)
Data type Meaning
USINT Header size
UINT Vendor ID of requester
UDINT Serial number of requester
USINT Command of requester plus Bit 6 set
USINT Status
UINT Transport sequence number
USINT Extended Status, only present if STS = 0xf0
Data type
UINT
UINT
BYTE[m]
UINT[n]
Data type Description
UINT Offset as number of elements
Number of elements in the transaction
BYTE[m] PLC-5 system address, m >= 2
UINT Number of elements to be returned
Data type Description
UINT[n] 2•n = number of data bytes (up to 244
bytes)
EtherNet/IP gateway
Meaning
Offset in number of elements
number of elements in transaction
PLC-5 system address, m >= 2
2 x n = Data byte count
Size Data range
1 Byte 7
2 Byte
4 Byte 0 to 2 32 -1
1 Byte 0x4f
1 Byte 0x00, 0x10,
0xf0
2 Byte 1 to 65535
0 to 1
Byte
Data range
0 to 65535
Data range
0 to value depen-
dent on the as-
sembly size
"0" to ":", "A" to
"Z", "a" to "z"
Data range
0 to 65535
92