PLC-5 devices support the following address formats:
File Type |
Address Format |
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N, F, B |
<FILE><FILE NUMBER>:<ELEMENT> |
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The use of leading zeros when specifying the <FILE NUMBER> and the <ELEMENT> is not supported. |
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I, O, S |
<FILE>:<ELEMENT > |
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Where <FILE> is: |
I |
for inputs. |
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|
O |
for output. |
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|
S |
for status. |
T, C |
<FILE><FILE NUMBER>:<ELEMENT>.<TYPE> |
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Where <FILE> is: |
T |
for timers. |
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|
C |
or counters. |
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and <TYPE> is: |
ACC |
Accumulator |
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PRE |
Preset |
|
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CTL |
Control Word |
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Note: Accumulators, Presets, and Control Words are 16 bits. |
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Bit offsets for the Control Word (CTL) in Counters and Timers are: |
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Counters |
Timers |
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|
Control Bit |
Offset |
Control Bit |
Offset |
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CU |
15 |
EN |
15 |
|
CD |
14 |
TT |
14 |
|
DN |
13 |
DN |
13 |
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OV |
12 |
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|
|
UN |
11 |
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Allen-Bradley DF-1 Supported Devices. |