ǹСͺѡͧ ͹ M68HC11 ѧ

˹ҧ (CENTRAL PROCESSING UNIT)

˹ (MEMORY)

             Сͧ 68HC11 ᵡҧѹͧ˹ 68HC711E9 á EPROM EEPROM ͧ˹ѧ

͹ء (SERIAL COMMUNICATIONS)

              ǹͧԴҹҧ͹ء 2 ǹ ǹ͹ء (Serial Communication Interface : SCI) ǹػó͹ء (Serial Peripheral Interface : SPI) SCI ٻѡɳŴš ẺЫԧùʵҵҹ NRZ ǹ SPI ػóѡɳŴšẺԧù ¡ѹҧѭҳ ѭҳԡ ػó

               - ǧ¹ѭҳҡ͡繴ԨԵ
               - Liquid Crystal Display (LCD) Dirvers
               -
 

LOW POWER OPERATION

               к͹ͧѧ٧ ҧ Ի͹ͧҹҡ ѧѧ Դ ͧѧҹ 68HC11 ֧ԴҹѴѧҹ кԹ ѧŴŧҹ ҹŧ

                ҹѴѧҹ 2 Ǻҹ
                WAIT : ҹѴѧҹ ͧҹҧ١ ǹ ǵشҹ ¡Դ (Wait State)
                STOP : ѭҳԡ ͧǧʫԻشҹ кǹҹҧش
                ö͡ҡѴѧҹ Թѻ к
 

ԷҾ٧ (HIGH PERFORMANCE TIMER)

              1. (Programmable Timer) ǹСͺӤѭ
                     - Free Running Counter ը 16 Ե Ѻ
                     - Input Capture 3 ԹصѺѹ֡ԹصԴ¹ŧ
                     - Output Compare 5 ҷصѺ˹ººѭҳ Output
              2. Real Time Interrupt кԹѻǧԴ͹ ԴԹѻǧ˹ö ˹ѵԴԹѻ
              3. Pulse Accumulator Ѻöҹ¹Ҵ 8
              4. Watch Dog ͧѹԴҴͧ Software
 

ǧŧѭҳ͡繴ԨԵ (A/D SYSTEM)

              ǧŧѭҳ͡繴ԨԵ Ҵ 8 Ե 12 ӹǹ 8-12ͧ ö ҹ¹ Single Mode Continuous Mode Ѩغѹöǧ ŧѭҳҡԨԵ͡

PULSE WIDTH MODULATION

              PLUSE WIDTH MODULATION (PWM) Ѻءҧҡ ֧ 6 ͧ ö͡ҧ waveforms ͧ ö rate software ö ͡ duty cycle 0 ֧ 100%

MEMORY MANAGEMENT AND CHIP SELECTS

              68HC11K4 68HC11CO ͧ Memory Expansion Logic Memory Management Units (MMU) ҧ address lines Դ CPU ͧ Chip Select Block ѭҳ ػó͡¢


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