YASKAWA VIPA System SLIO Manual page 325

VIPA System SLIO
3.27.7.2.4 Read Frame
Overview
Request
Byte Value
B0 0x20
B1 ?
B2 0x00
?
B3 0x00
D00 -
...
D11
Response
Byte Value
B0 0x20
B1 ...
B2 ...
...
B3 ...
D00 ...
...
D11
HB300 | SM-AIO | | en | 17-05
In the module you can combine some measurands to one data package (Frame), which
is transferred in one step.
Ä 'Frame' on page 310
With 'Read Frame' a Frame can be requested.
Description
n Bit 3 ... 0: Error code (not relevant)
n Bit 6 ... 4: 010 Telegram type 'Read Frame'
n Bit 7: 0 fix reserved
Ä 'FR-ID' on page 310 of the Frame to be read
n
Length of the user data is 0
n
Ä 'DS-ID' on page 309 of the measured value to be read
n
n Common status (not relevant)
n Common status (not relevant)
Description
Ä 'Status communication' on page 319
n Bit 3 ... 0:
n Bit 6 ... 4: 010 Telegram type 'Read Frame'
n Bit 7: 0 fix reserved
n FR-ID of the Frame from the request
n Length of the user data with measured values in byte
n DS-ID of the measured value from the request, which was read
Ä 'Common status' on page 320
n
n User data with the requested Frame with measured values
n Byte order: high byte, low byte (big endian)
031-1PA00 - AI1x 3Ph 230/400V 1A > Process data communication
Analog Input
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