modbus_set_float - Man Page

set a float value from 2 registers


void modbus_set_float(float f, uint16_t *dest);

Warning, this function is deprecated since libmodbus v3.2.0 and has been replaced by modbus_set_float_dcba().


The modbus_set_float() function shall set a float to 4 bytes in Modbus format (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(3) modbus_set_float_dcba(3)


The libmodbus documentation was written by Stéphane Raimbault <>

Referenced By

libmodbus(7), modbus_get_float(3), modbus_set_float_dcba(3).

01/25/2024 libmodbus v3.1.7 libmodbus Manual