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Appendix JV500/V520 Bar Code Reader Protocol
309
BCR Read Start (Sequence No. 350)
This sequence instructs the Bar Code Reader to start reading.
Send Data Word Allocation (2nd Operand of PMCR)
None.
Receive Data Word Allocation (3rd Operand of PMCR)
None.
BCR Read Stop (Sequence No. 351)
This sequence instructs the Bar Code Reader to stop reading.
Send Data Word Allocation (2nd Operand of PMCR)
None.
Receive Data Word Allocation (3rd Operand of PMCR)
None.
Data Read (Sequence No. 352)
This sequence receives read data and saves it to the receive data storage words.
Send Data Word Allocation (2nd Operand of PMCR)
None.
Receive Data Word Allocation (3rd Operand of PMCR)
Read data
Read data
+0
+1
+2
+3
+4
+15
+16
Number of receive data wordsReceive data
storage words
~ ~
Read data
Read data
Read data
Read data
Offset Contents (data format) Data
+0 Number of receive data
words (4 digits BCD)
0002 to 0017
+1 to
+16
Read data (ASCII) 30 (‘0’) to 39 (‘9’), 41 (‘A’) to 5A (‘Z’), 3F (‘?’)
Up to 32 characters in ASCII
Note The reception wait time is not set for this sequence.
Complete Data Read (Sequence No. 353)
This sequence instructs the Bar Code Reader to start reading, receives the data read by the Bar Code Reader,
stores the data in the receive data storage words, and then instructs the Reader to stop reading.
Send Data Word Allocation (2nd Operand of PMCR)
None.
Receive Data Word Allocation (3rd Operand of PMCR)
It is similar to sequence No. 352 (Data read).
Note The reception wait time is not set for this sequence.