1. Registers and Ranges

2. Register – Compared to a Calculator If there are only 9 digits available on display how long can the number displayed be? ANS: 9 numbers What would be the largest number? What happens if we add 1 to this number? NextBack

3. 8-bit Register a.What is the largest number that can be held in this register? b.The smallest number? c. Therefore what is the range of numbers that can be represented? d. How many different codes can be represented? Try this out: a. Largest integer: 11111111 = 255 b. Smallest number = 0 c. Range = 0 – 255 d. Codes = 256 (0 is included) a. Largest integer: 11111111 = 255 b. Smallest number = 0 c. Range = 0 – 255 d. Codes = 256 (0 is included) Range Formula: 2 n - 1 Back