/* Sets the given bit(s) in a register in the Si7021 device.  */
uint32_t SI7210_regSetBits(uint8_t addr, uint8_t mask)
/* Sets the given bit(s) in a register in the Si7021 device.  */
uint32_t SI7210_regSetBits(uint8_t addr, uint8_t mask)
{
   uint8_t value;
   uint32_t status;
   status = SI7210_regRead( addr, &value );
   if( status != SI7210_OK ) {
      return status;
   }
   value |= mask;
   status = SI7210_regWrite( addr, value );
   return status;
}