Cpu Unit - Omron C200HW-CLK21 Operation Manual

Memory Areas
DM Area: CPU Bus Unit Area
The CPU Bus Unit Area (DM Area) is allocated to CPU Bus Units according to the unit numbers assigned to
them, as shown below. Each Unit is allocated 100 words, of which 10 words are used. In the Controller Link
Unit this area is called the DM Area.
Software Switches (DM2000 + 100
15 14 13 12 11 10 9
0 0
EEPROM Clear Bit* 0: Do not clear EEPROM
Polling unit/polled unit bit
0: Polling unit
1: Polled unit
*Clears the network parameters, data link tables,
and routing tables stored in EEPROM in the PLC's

CPU Unit.

360
Unit no.
0 DM2000 to
DM2009
1 DM2100 to
DM2109
2 DM2200 to
DM2209
3 DM2300 to
DM2309
4 DM2400 to
DM2409
5 DM2500 to
DM2509
6 DM2600 to
DM2609
7 DM2700 to
DM2709
Unit No.) (See pages 145, 243, 249, 318.)
8 7 6 5 4
0 0 0 0 0 0
1: Clear EEPROM
Words Unit no.
8
9
10
11
12
13
14
15
3 2 1 0
0 0 0 0
Data link Start Bit
Start: Changed from OFF to ON or set to ON
when power is turned on
Stop: Changed from ON to OFF
Data link mode
Set to 01 for automatic setting.
(00 is for manual setting. Other values are invalid.)
Appendix B
Words
DM2800 to
DM2809
DM2900 to
DM2909
DM3000 to
DM3009
DM3100 to
DM3109
DM3200 to
DM3209
DM3300 to
DM3309
DM3400 to
DM3409
DM3500 to
DM3509