DOKK / manpages / debian 12 / libmodbus-dev / modbus_set_float_dcba.3.en
MODBUS_SET_FLOAT_DCB(3) libmodbus Manual MODBUS_SET_FLOAT_DCB(3)

modbus_set_float_dcba - set a float value in 2 registers using DCBA byte order

void modbus_set_float_dcba(float f, uint16_t *dest);

The modbus_set_float_dcba() function shall set a float to 4 bytes in inverted Modbus format (DCBA order). The dest array must be pointer on two 16 bits values to be able to store the full result of the conversion.

There is no return values.

modbus_get_float_dcba(3) modbus_set_float(3) modbus_get_float(3)

The libmodbus documentation was written by Stéphane Raimbault <stephane.raimbault@gmail.com>

10/15/2022 libmodbus v3.1.6