Read/Write Commands; Read Data - Pepperl+Fuchs IDENT-I system P IPT FP Series Manual

IPT*-FP WITH U-P6-B5-V
Operation on the INTERBUS
7.5

Read/write commands

7.5.1

Read data

Single Read Words
Byte
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
.
.
.
Byte 9
Response:
Byte
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Byte 9
One attempt is made to read a 32-bit word (<WordNum> = "0001") from the address
<WordAddr>.
26
Content
Command code
Word count/Toggle bit
Word address
Word address
not relevant
.
.
.
not relevant
Content
Command code
Word count/Toggle bit
Status
Execution counter
a)
ID-Code 00 ... FF
h
a)
ID-Code 00 ... FF
h
a)
ID-Code 00 ... FF
h
a)
ID-Code 00 ... FF
h
not relevant
not relevant
B7 B6 B5 B4 B3
0 0 0 1 0
<WordNum> -
<WordAddr> (High Byte)
<WordAddr> (Low Byte)
- - - - -
- - - - -
- - - - -
B7 B6 B5 B4 B3
0 0 0 1 0
<WordNum> -
<Status>
<ExecCounter>
<Data3>
<Data2>
<Data1>
<Data0>
- - - - -
- - - - -
B2 B1 B0
0 0 0
- - T
- - -
- - -
- - -
B2 B1 B0
0 0 0
- - T
- - -
- - -