Yaskawa PLC-5 - Manual (Page 30)

PCDU TERMINAL OPERATION
27 Information Block 6 – Information Block Read
12/22/94- RD 3196-10
This information block displays the data elements read by the PLC in the last
block transfer from the gateway’s second I/O rack if it was enabled. This is
shown by the abbreviation “Blk.Rd” followed by the rack number, a dash, the
element number within the block, a dash, and the sixteen-bit value displayed in
hexadecimal representation.
Blk.Rd Y-00-???? Where: Y is the unused rack number
Blk.Rd Y-01-???? ???? is the data
Blk Rd Y-02-????
....
Blk.Rd Y-62-????
Blk.Rd Y-63-????
This information block displays the data elements written by the PLC in the
last block transfer to the gateway’s simulated I/O rack. This is shown by the
abbreviation “Blk.Wr” followed by the rack number, a dash, the element
number within the block, a dash, and the sixteen-bit value displayed in
hexadecimal representation. A block transfer contains 64 elements.
Blk.Wr X-00-???? Where: X is the rack number
Blk.Wr X-01-???? ???? is the data
Blk.Wr X-02-????
....
Blk.Wr X-62-????
Blk.Wr X-63-????
This information block displays the data elements written by the PLC in the
last block transfer to the gateway’s second I/O rack if it was enabled. This is
shown by the abbreviation “Blk.Wr” followed by the rack number, a dash, the
element number witbin the block, a dash, and the sixteen-bit value displayed
in hexadecimal representation.
Blk.Wr Y-00-???? Where: Y is the unused rack number
Blk.Wr Y-01-???? ???? is the data
Blk.Wr Y-02-????
....
Blk.Wr Y-62-????
Blk.Wr Y-63-????
Information
Block 6 –
PLC Block
Read
Information
Block 7 –
PLC Block
Write
Information
Block 8 –
PLC Block
Write