??????????????(CPU),???(RAM?ROM?EPROM)???????????

1

• ?1? ?????
• 20??70?????
• ??????
• ?????????????????????????????????????????
• 1.1 ??????
• ??????????????(CPU),???(RAM?ROM?EPROM)???????????
• ??????????????

2

• ???? MCU(MicroController Unit)
• ?????? EMCU(Embedded icroController
• Unit)?
• ??,????????????
• ????????????????
• (1)???
• ????????RAM?ROM?I/O?????,??????????????,?????????
  ????????????

3

• (2)???
• ????????????????????,??
• ????????
• ???????????????????????
• ?????????
• ?????????????????

4
1.2 ??????????? ???? ????(1974?1976?)?????????
????,???????? ????(1976?1978?)??????????Intel
?????MCS-48??????? ????(1978???)?????????Intel??
?MCS-51???Mortorola???6801????
5
????(1982???)8?????????16
?????32????????? 1.3 8?????????????? (1)??Intel?
? MCS-51?????????????? (2)??ATMEL??89C51?89C52?89C
55?89S52?? (3)??PHILIPS(???)?? 8xC552??
? ??AVR?PIC?MICROCHIP???? ???? MCS-51??????????
??????,?? ??,?????????????
6

• 1.4 ????????
• CPU???
• (1)???CPU??,??????
• (2)????????,????16??????
• (3)??????,??????I2C??(Inter-Icbus)????????????8???
  ???
• 2.??????
• (1)???????
• (2)??EPROM??E2PROM???(Flash)???

7

• (3)??????
• 3.??I/O???
• (1)??????????,??????????
• ???
• (2)??I/O?????????
• (3)??????????????,??????
• ????? ?
• 4.???????
• ??????????,????????????
• ???--?????????8051F???

8
5.???? CMOS? CHMOS??? ??,???????????????????
???????????? 1.5 ?????? ????????,????????,????
????? ???? ??0 70C ???-40
85C ??-40 105C ?? -55 125C
9

• ?????????????
• 1. ?????
• 2. ??????
• 3.???????
• 4. ??
• 5.????
• 6.?????????
• 7.????
• 1.6 MCS-51?????
• 20??80????Intel????????????
• ??8051??????????

10

• ?AMTEL?PHILIPS?ANALOG DEVICES?DALLAS???
• ????????????,?8051?????(???????)??,??CMOS???
• 80C51??????8051????????,??????MCS-51?????,MCS??In
  tel?????????????
• MCS-51???????????????????

11

• (1)???
• ????8031/8051/8751
• (2)???
• ????8032/8052/8752
• ??RAM??256??,8052?8752???????????8KB,16????/?????3
  ??
• (3)????
• ????80C31/87C51/80C51???CMOS??
• ??????????????????
• (4)???
• 8044/8744,????????????????Cypress???EZU
  SR-2100???-USB???

12

• (5)?8??
• ????PHILIPS??80C552/87C552/83C552??????
• ?MCS-96??(16????)I/O??????
• ?/??(HSI/HSO)?A/D??????????(PWM)???????(WDT)???
  ???????MCS-51???????MCS-51?MCS-96????????????????
• (6)????????
• ??ATMEL???AT89C51???,???????????

13

• MCS-51????80C51??????????, ????MCS-51????(8031?805
  1?8751?80C31?80C51?87C51)???????
• ?????MCS-51?????????????,????????????????????