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# modbus_set_float_cdab
## Name
modbus_set_float_cdab - set a float value in 2 registers using CDAB byte order
## Synopsis
```c
void modbus_set_float_cdab(float f, uint16_t *dest);
```
## Description
The *modbus_set_float_cdab()* function shall set a float to 4 bytes in swapped
words Modbus format (CDAB order instead of ABCD). The `dest` array must be
pointer on two 16 bits values to be able to store the full result of the
conversion.
## Return value
There is no return values.
## See also
- [modbus_get_float_cdab](modbus_get_float_cdab.md)
- [modbus_set_float_abcd](modbus_set_float_abcd.md)
- [modbus_set_float_badc](modbus_set_float_badc.md)
- [modbus_set_float_dcba](modbus_set_float_dcba.md)
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