DEC_TO_BCD
The function block "DEC_TO_BCD" allows decimal numbers to be converted to BCD format. The number to be converted is checked for admissibility of the values.
Inputs
VAR_INPUT
START : BOOL;
DIN : BYTE;
END_VAR
Name | Type | Description |
---|---|---|
START | BOOL | The function block is activated by a positive edge at this input. |
DIN | Byte | The decimal number requiring conversion |
Outputs
VAR_OUTPUT
BUSY : BOOL;
ERR : BOOL;
ERRID : UDINT;
BOUT : BYTE;
END_VAR
Name | Type | Description |
---|---|---|
BUSY | BOOL | This output is set at the start of the conversion procedure, and remains set until the conversion has been completed. Once the BUSY output has been reset, the BCD value is available at the BOUT output. |
ERR | BOOL | This variable is set to TRUE if an error occurs. |
ERRID | UDINT | Error code |
BOUT | BYTE | The converted variable in BCD format is available at this output if the process is successful. |
Error Codes:
Error Code |
Error Description |
---|---|
0 |
no error |
0x00FF |
the variable that is to be converted has a forbidden decimal value |
Requirements
Development environment |
Target platform |
PLC libraries to be integrated (category group) |
---|---|---|
TwinCAT v3.1.0 |
PC or CX (x86, x64, ARM) |
Tc2_Utilities (System) |