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4.3 The RAS Information Area
This area indicates the DN211's module status and the communication status of the network and
slave devices. Don't write data into this area. Otherwise, the correct data may not be read. The
addresses in Figure 4.5 indicate the word addresses seen from the T2/T2E/T2N.
0107H Network power unit (1 word)
0108H Operation mode on busoff (1 word)
0109H Network communication rate (1 word)
010AH Local station node address (1 word)
010BH
Input/Output data setting information (384 words)
028BH
Reserved (8 words)
0293H
Bit strobe no-response device (4 words)
0297H
Polling no-response device (4 words)
029BH Number of polling devices (1 word)
029CH Number of bit strobe devices (1 word)
029DH Number of on-line devices
029EH Number of total devices (1 word)
029FH
Configuration information (32 words)
02BFH
Node error counter (7 words)
02C6H Completion of module initialization (1 word)
02C7H Reserved (1 word)
02C8H
Polling/Bit strobe scan cycle (5 words)
02CDH Down information (1 word)
02CEH Station status (1 word)
Figure 4.5 RAS Information Area Configuration
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