path: courses/lowLevel/binary-convert.md

- **fileName**: binary-convert
- **Created on**: 2024-09-22 20:04:59

starting convert the binary ot another units

1- binary to decimal

• convert binary-> 1111 to decimal

  results: 1 * 2^0 + 1 * 2^1 + 1 * 2^2 + 1 * 2^3 = 15

1- binary to octal

• convert 101010101 to octal

  for octal first split the binary from right to left to 3 digits
  (101)(010)(101)
  now calc the output for each block (101) = 2^2 + 0 + 2^0

  5 2 5

1- binary to hexadecimal

• convert 101010101 to hexadecimal

  for hex first split the binary from right to left to 4 digits
  (1)(0101)(0101)
  now calc the output for each block (0101) = 0 + 2^2 + 0 + 2^0

  0x155

continue:x86_instructions
before:decimal-convert.md