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Results tagged with hex
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user 11606
hexadecimal or base-16 - a counting system in which each digit can take on one of 16 values, usually using the symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F. Often used in computer programming because each digit maps directly to a group of 4 binary digits (bits).
7
votes
Hexadecimal two's Complement
You extend the MSb to the left, since that determines the sign. The value will not change at the new number of bits.
0xFEF7
0x07FE
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0
votes
Accepted
Need help with digital arithmetic
A 2's complement overflow is indicated when the source values have the same sign but the resultant sign differs. In the case of your example, both source values have 0 as the MSB but the result has 1, …
- 48.7k
1
vote
How does the C code relates to hex output in terms of pins assignment for ATmega16
As explained in the datasheet, output is performed by setting the bit position(s) in DDRx and changing the bits in PORTx to the desired value. As given in the datasheet, DDRB is register 0x17, DDRC is …
- 48.7k