BCD_TO_BIN
Function - Converts a BCD (Binary Coded Decimal) value to a binary value.
Inputs
|
Input |
Data type |
Description |
|
IN |
DINT |
Integer value in BCD. |
Outputs
|
Output |
Data type |
Description |
|
Q |
DINT |
Value converted to integeror 0 if IN is not a valid positive BCD value. |
Truth table (examples)
|
IN |
Q |
|
-2 |
0 (invalid) |
|
0 |
0 |
|
16 (16#10) |
10 |
|
15 (16#0F) |
0 (invalid) |
Remarks
The input must be positive and must represent a valid BCD value. In LD language, the operation is executed only if the input rung (EN) is TRUE. The output rung (ENO) keeps the same value as the input rung.
ST Language
Q := BCD_TO_BIN (IN);
FBD Language
LD Language
The function is executed only if EN is TRUE.
ENO keeps the same value as EN.
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BCD_TO_BIN |
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IEC 61131-3 Automation platform > Programming - Reference guide > Type conversion functions > BCD_TO_BIN |
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