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RS-422/485 SERIAL INTERFACE PLUS, 4-PORT
Table 3-2. Address Selection Table.
Address lines A9 A8 A7 A6 A5
Address Selected 12345
280-29F Off On Off On On
2A0-2BF Off On Off On Off
380-39F Off Off Off On On
1A0-1BF On Off Off On Off
2E0-2FF Off On Off Off Off
Figure 3-1 shows the correlation between the DIP-switch setting and the
address bits used to determine the base address. In the example below,
address 2E0 is selected as a base. Address 2E0 in binary is XX 10 111X XXXX
where X = a non-selectable address bit.
1 2 3 4 5 6 7 8
A9
A5
ON
OFF
Figure 3-1. DIP Switch Setting.