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1001
Serial Communications Instructions
Section 3-24
Auxiliary Area Flags for Serial Communication Board’s Ports
Port
Name
Address
Contents
Port 1
Reception Completed
Flag
A35606
ON when no-protocol reception is com-
pleted.
Number of Receive Bytes Specified:
The flag will turn ON when the specified
number of bytes has been received.
End Code Specified: The flag will turn
ON when the end code is received or
when 256 bytes have been received.
Reception Overflow
Flag
A35607
ON when more that the expected num-
ber of receive bytes has been received
in no-protocol mode.
Number of Receive Bytes Specified:
The flag will turn ON when more data is
received after reception was completed
but before the received data was not
read from the buffer with RXD(235).
End Code Specified: The flag will turn
ON when 257 or more bytes of data are
received without an end code.
Reception Counter
A357
Counts in hexadecimal the number of
bytes received in no-protocol mode (0 to
256 decimal).
Overrun Error Flag
CIO 1908
bit 04
ON when 260 or more bytes of data are
received in the buffer before RXD(235)
is executed.
Port 2
Reception Completed
Flag
A35614
ON when no-protocol reception is com-
pleted.
Number of Receive Bytes Specified:
The flag will turn ON when the specified
number of bytes has been received.
End Code Specified: The flag will turn
ON when the end code is received or
when 256 bytes have been received.
Reception Overflow
Flag
A35615
ON when more that the expected num-
ber of receive bytes has been received
in no-protocol mode.
Number of Receive Bytes Specified:
The flag will turn ON when more data is
received after reception was completed
but before the received data was not
read from the buffer with RXD(235).
End Code Specified: The flag will turn
ON when 257 or more bytes of data are
received without an end code.
Reception Counter
A358
Counts in hexadecimal the number of
bytes received in no-protocol mode (0 to
256 decimal).
Overrun Error Flag
CIO 1918
bit 04
ON when 260 or more bytes of data are
received in the buffer before RXD(235)
is executed.
Ports 1
and 2
Inner Board Service
Disabled Flag
A42404
ON when RXD(235) is executed for a
Serial Communications Board that does
not support no-protocol mode (a Board
without a version number).
Summary of Contents for SYSMAC CS Series
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Page 4: ...iv ...
Page 30: ...xxx ...
Page 186: ...146 List of Instructions by Function Code Section 2 4 ...
Page 1320: ...1280 Model Conversion Instructions Unit Ver 3 0 or Later Section 3 35 ...
Page 1390: ...1350 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...
Page 1391: ...1351 Appendix A ASCII Code Table ASCII SP Four leftmost bits Four rightmost bits ...
Page 1392: ...1352 ASCII Code Table Appendix A ...
Page 1404: ...1364 Revision History ...