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4-3
Section
CPM2A/CPM2C Communications Functions
248
Word
Bit
Function
Setting
DM 6653
00 to 07
Node number (Host Link)
00 to 31 (BCD)
(Other settings will cause a non-fatal error, the default setting (03) will be
used, and AR 1302 will turn ON.)
00 to 31
08 to 11
Start code enable (Peripheral port)
0: Disable
1: Use start code in DM 6654.
Any
12 to 15
End code enable (Peripheral port)
0: Disable (number of bytes received)
1: Use end code in DM 6654.
2: CR, LF
(Other settings will cause a non-fatal error, the disable setting (0) will be
used, and AR 1302 will turn ON.)
Any
DM 6654
00 to 07
Start code
(Peripheral port, effective when bits 08 to 11 of DM 6653 are set to 1.)
01 to FF (Hex)
Any
08 to 15
No. of bytes of data received
(Peripheral port, effective when bits 12 to 15 of DM 6653 are set to 0.)
00: 256 bytes
01 to FF: 1 to 255 bytes
Any
End code (00 to FF)
(Peripheral port, effective when bits 12 to 15 of DM 6653 are set to 1.)