2
0
2
0
-0
3
22
Communication with WCS Read Heads
5
Communication with WCS Read Heads
5.1
Data Protocols
Data protocol 1
Data protocol 1 with position and velocity output
Request byte for read head
Byte
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
1
0
0
0
F0
0
0
A1
A0
Response telegram from the read head
Byte
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Byte 1
0
OUT
ERR
A1
A0
DB
P18
P17
P16
Byte 2
0
P15
P14
P13
P12
P11
P10
P09
P08
Byte 3
0
P07
P06
P05
P04
P03
P02
P01
P00
Byte 4
0
OUT
ERR
A1
A0
DB
P18
P17
P16
Byte 5
0
P15
P14
P13
P12
P11
P10
P09
P08
Byte 6
0
P07
P06
P05
P04
P03
P02
P01
P00
Request byte for read head
Byte
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
1
1
0
0
0
0
0
A1
A0
Response telegram from the read head
Byte
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Byte 1
0
OUT
ERR
A1
A0
DB
P18
P17
P16
Byte 2
0
P15
P14
P13
P12
P11
P10
P09
P08
Byte 3
0
P07
P06
P05
P04
P03
P02
P01
P00
Byte 4
0
SST
SP6
SP5
SP4
SP3
SP2
SP1
SP0
Byte 5
0
OUT
ERR
A1
A0
DB
P18
P17
P16
Byte 6
0
P15
P14
P13
P12
P11
P10
P09
P08
Byte 7
0
P07
P06
P05
P04
P03
P02
P01
P00
Byte 8
0
SST
SP6
SP5
SP4
SP3
SP2
SP1
SP0