Bit Manipulation and Byte Manipulation Embedded C Interview Question

Embedded C interview Question

What is Bit manipulation and Byte manipulation ?

Answer

Setting, clearing, checking, inverting are the bit manipulation technique normally done in
any embedded software, refer the following for how it will be done
1. Check to see bit 7 is set: IF (BITS & (1<< 6))
2. Set bit 7: BITS | = (1<< 7)
3. Clear Bit 7: BITS & =~ (1<<7)
4. Toggle Bit 7: BIT ^ = (1 << 7)