(d) A pressure control system has been designed using LPC 1768 with 12-bit ADC built- in. The characteristic of the system is shown as in Figure Q3(d) with an accuracy of +1.0 hPa. Determine the value would be found on the ADOGDR register if the measured pressure by the system is 500hPa. [10 marks] -11- SULIT SULIT (BENC 2423) 3.3 Voltage 0 Pressure 1000 hPa Figure Q3(d) (d) A pressure control system has been designed using LPC 1768 with 12-bit ADC built- in. The characteristic of the system is shown as in Figure Q3(d) with an accuracy of +1.0 hPa. Determine the value would be found on the ADOGDR register if the measured pressure by the system is 500hPa. [10 marks]