2 digit calculator -- 2
Budget: $10 – $30 USD
- Using Multisim software, expand this circuit of 1 digit calculator into a 2 digit calculator. The calculator have to perform 2 digits addition. The calculator input is decimal number and display the inputs and outputs using 7-segment. The calculator must be able to do addition up to 99 + 99 = 198
- Block diagram of the system is shown in Figure 2
- Block diagram of the system is shown in Figure 2