Friday 21 September 2012

Intel-8080 Microprocessor & Architecture



  • It is a 8-bit microprocessor
  • Max. clock frequency 2 to 4-MHz
  • 64 Kb RAM 
  • It has 40-pin DIP Ic
  • It has sometimes labeled "The 1st truly usable microprocessor"
  • It has 16-bit address bus & 8-bit data bus
  • The processor had seven 8-bit registers (A,B,C,D,E,H & L)
  • Reg A has 8-bit accumulator & other 6 reg could be used as three 16-bit register pair (BC,DE,HL)
  • It also had a 16-bit stack pointer to memory & 16-bit program counter

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