555

Do you want something specific with “555”? Here are quick options. Pick one or tell me another subject.

• Quick math touch: decimal 555 to hex, binary, and Roman numerals

  • Hex: 0x22B
  • Binary: 1000101011
  • Roman numeral: DLV

• Short practice set (base conversions) using 555

  • Convert 555 (decimal) to binary, hex, and Roman (above)
  • Convert 0x555 (hex) to decimal
  • Convert 1010101011 (binary) to decimal

• Electronics review: overview of the 555 timer IC and common configurations (astable/monostable)

Tell me which you want, or give me your subject and level, and I’ll tailor a question set.