modbus_get_byte_from_bits

Name

modbus_get_byte_from_bits - get the value from many bits

Synopsis
    uint8_t modbus_get_byte_from_bits(const uint8_t *src, int index, unsigned int nb_bits);

Description

The modbus_get_byte_from_bits() function shall extract a value from many bits. All nb_bits bits from src at position index will be read as a single value. To obtain a full byte, set nb_bits to 8.

Return value

The function shall return a byte containing the bits read.

See also

    •   modbus_set_bits_from_byte ⟨modbus_set_bits_from_byte.md⟩

    •   modbus_set_bits_from_bytes ⟨modbus_set_bits_from_bytes.md⟩