1 Pertemuan 19 Control Unit 2 Matakuliah: H0344/Organisasi dan Arsitektur Komputer Tahun: 2005 Versi: 1/1
2 Learning Outcomes Pada akhir pertemuan ini, diharapkan mahasiswa akan mampu : •Menjelaskan prinsip kerja control unit dalam mengeksekusi beberapa instruction
3 Outline Materi •Micro-Operations •Control of Processor •Hardwired Implementation
4 Processor Architecture
5 Kegiatan Control Unit (1) LDA $HHHHh 1. S2 : PC Bus, S4 : Bus MAR 2. AE : MAR Address, RD : Data(Address) Bus 3. RD : Data(Address) Bus, S12 : Bus IR 4. S1 : PC + 1 PC 5. S2 : PC Bus, S4 : Bus MAR 6. AE : MAR Address, RD : Data(Address) Bus 7. RD : Data(Address) Bus, S7 : Bus TEMP(H) 8. S1 : PC + 1 PC 9. S2 : PC Bus, S4 : Bus MAR 10. AE : MAR Address, RD : Data(Address) Bus 11. RD : Data(Address) Bus, S6 : Bus TEMP(L) 12. S5 : TEMP Bus, S4 : Bus MAR 13. AE : MAR Address, RD : Data(Address) Bus 14. RD : Data(Address) Bus, S8 : Bus A1, S9 : Bus A2, S10 : Bus AH 15. S1 : PC + 1 PC
6 STA $HHHHh 1. S2 : PC Bus, S4 : Bus MAR 2. AE : MAR Address, RD : Data(Address) Bus 3. RD : Data(Address) Bus, S12 : Bus IR 4. S1 : PC + 1 PC 5. S2 : PC Bus, S4 : Bus MAR 6. AE : MAR Address, RD : Data(Address) Bus 7. RD : Data(Address) Bus, S7 : Bus TEMP(H) 8. S1 : PC + 1 PC 9. S2 : PC Bus, S4 : Bus MAR 10. AE : MAR Address, RD : Data(Address) Bus 11. RD : Data(Address) Bus, S6 : Bus TEMP(L) 12. S5 : TEMP Bus, S4 : Bus MAR 13. AE : MAR Address, WR : Bus Data(Address) 14. WR : Bus Data(Address), S11 : AH Bus 15. S1 : PC + 1 PC Kegiatan Control Unit (2)