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

Previous | Contents | Index

Figure 3-42 shows the structure of a legal ASCII, Binary, Floating-Point or Integer data table address for the SLC.

Table 3-28 shows examples of legal ASCII, Binary, Floating-Point and Integer data table addresses for the SLC.

Figure 3-42 SLC ASCII, Binary, Floating-Point and Integer Data Table Address Format

Note ASCII and floating-point are available only on SLC 5/03 Series C with OS301 and SLC 5/04 Series A with OS400.

Table 3-28 Example SLC ASCII, Binary, Floating-Point and Integer Data Table Address Format
Example Address | MMS Type1 | Description
--- | --- | ---
$N20:0 | INTEGER_16 | Word 0 of integer file 20
F39:19 | FLOAT 2 | Word 19 of floating-point file 39
A10:20 | VISIBLE_STRING 3 | Word 20 of ASCII file 10
A11:0 | OCTET_STRING 3 | Word 0 of ASCII file 11
B91:20/10 | BIT_STRING 4 | Bit 10 of word 20 of binary file 91
N7:20 | UNSIGNED_32 5 | Words 20 and 21 of integern file 7
B:33 | UNSIGNED_16 | Word 33 of the default binary file (3)
N:91 | UNSIGNED_16 | Word 91 of the default integer file (7)
F:3 | FLOAT | Word 3 of the default floating-point file (8)
B/155 | BIT_STRING | Bit 11 of word 9 in the default binary file (3)

1Arrays are supported. Structures are not supported. Variable size arrays are not supported.
2Floating-point section only.
3ASCII section only.
4Bit writes that span more than one element are not supported.
5Word 20 is the least significant word. Word 21 is the most significant word in the longword. Both signed and unsigned longwords are supported.

Previous | Next | Contents | Index