BASEstartm Open DAS
for Allen-Bradley Data Highwaytm
on Tru64tm UNIX
Installation and User's Guide


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Figure 3-38 shows the structure of a legal Internal Storage data table address for the PLC-5/250.

Table 3-24 shows examples of legal Internal Storage data table addresses for the PLC-5/250.

Figure 3-38 PLC-5 / 250 Internal Storage Address Format


Table 3-24 Example PLC-5 / 250 Internal Storage Addresses
Example Address MMS Type1 Description
IS:20 UNSIGNED_16 Word 20 in remote scanner 1
IS:12 INTEGER_16 Word 12 in remote scanner 1
$IS:203/10 BIT_STRING Bit 10 octal of word 203 octal in remote scanner 2
IS:0 Array of 10 UNSIGNED_16 Ten words beginning at word 0 in remote scanner 1


1Arrays are supported. Structures are not supported. Variable size arrays are not supported.


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