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DM Area Allocations (Using Serial Gateway Mode) Section 6-2
Serial Communications Units (CS/CJ Series)
Words are allocated in the DM Area from D30000 to D31599 as the Setup
Area for the Serial Communications Units as follows:
m = D30000 + 100
× unit number
Setup Area
■ Allocations
m = D30000 + 100 × unit number
Unit number Word
Unit No. 0 D30000 to D30099
Unit No. 1 D30100 to D30199
Unit No. 2 D30200 to D30299
Unit No. 3 D30300 to D30399
Unit No. 4 D30400 to D30499
Unit No. 5 D30500 to D30599
Unit No. 6 D30600 to D30699
Unit No. 7 D30700 to D30799
Unit No. 8 D30800 to D30899
Unit No. 9 D30900 to D30999
Unit No. A D31000 to D31099
Unit No. B D31100 to D31199
Unit No. C D31200 to D31299
Unit No. D D31300 to D31399
Unit No. E D31400 to D31499
Unit No. F D31500 to D31599
m to m+1, m+8 to m+9: Port 1 Settings
m+10 to m+11, m+18 to m+19: Port 2 Settings
m+2 to m+27, m+212 to m+217: Not used.
m+20 to m+99: Not used.
DM Area Bit Setting
Board (CS Series
only)
Unit (CS/CJ
Series)
Port 1 Port 2 Port 1 Port 2
D32000 D32010 m m+10 15 Port settings: 0 (default) or 1 (user-specified)
12 to 14 Reserved
08 to 11 Serial communications mode
(9 hex: Serial Gateway mode)
05 to 07 Reserved
04 Start bits
0: 1 bit; 1: 1 bit (Always 1 bit regardless of which bit is set)
03 Data length
0: 7 bits
1: 8 bits
02 Stop bits
0: 2 bits
1: 1 bit
01 Parity
0: Yes
1: No
00 Parity
0: Even
1: Odd
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