Nuvoton /M05x_registers /I2C /I2CADM0

I2C Address Mask register 1 = Mask enable (the received corresponding address bit is don’t care.) 0 = Mask disable (the received corresponding register bit should be exact the same as address register.) I2C bus controllers support multiple address recognition with four address mask register. When the bit in the address mask register is set to one, it means the received corresponding address bit is don’t-care. If the bit is set to zero, that means the received corresponding register bit should be exact the same as address register.