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1000
Serial Communications Instructions
Section 3-24
Auxiliary Area Flags for CPU Unit’s RS-232C Port
D32005 D32015 12 to 15 No-protocol Mode Start
Code Specifier
0: None
1: Use start code.
8 to 11
No-protocol Mode End
Code Specifier
0: None
1: Use end code.
2: Use CR+LF.
Name
Address
Contents
RS-232C Port Reception
Completed Flag
A39206
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.
RS-232C Port Reception
Overflow Flag
A39207
ON when more that the expected num-
ber of receive bytes has been received.
Number of Receive Bytes Specified:
The flag will turn ON when anything is
received after reception has been com-
pleted and execution of the next
RXD(235).
End Code Specified: The flag will turn
ON when anything is received after the
end code has been received and execu-
tion of the next RXD(235) or when the
257th byte of data is received before the
end code is received.
RS-232C Port Reception
Counter
A393
Counts in hexadecimal the number of
bytes received in no-protocol mode.
Setup Area word
Bit
Name
Settings
Port 1
Port 2
Summary of Contents for SYSMAC CS Series
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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 ...