... cú cỏc ký t c bit v cỏc ký t s Ký hiu ph bin nht ngy l dựng mó ASCII (American Standard Code for Information Interchange) mó chun ca M dựng trao i thụng tin Vic dựng cỏc ký t mó hoỏ thụng tin ... bng cỏch thay i cỳ phỏp lnh thớch hp cho phộp biờn dch d dng t cỏc ngụn ng cp cao nh ``C'' hoc ``FORTH'' sang mó lnh ca vi iu khin 18 19 ...
... of the STATUS register ;Address of the tristate register for Port A ;Address of Port A ;First counter for our delay loops ;Second counter for our delay loops ;****Set up the Port**** bsf movlw ... of the STATUS register ;Address of the tristate register for Port A ;Address of Port A ;First counter for our delay loops ;Second counter for our delay loops Dson bsf movlw movwf Bcf STATUS,5 00h ... of the STATUS register ;Address of the tristate register for Port A ;Address of Port A ;First counter for our delay loops ;Second counter for our delay loops ;Switch to Bank ;Set the Port A pins:...
... PORT 3 LATCH PORT 1 DRIVER PORT 3 DRIVER OSC XTAL 1 XTAL 2 P1.0 – P1.7 P3.0 – P3.7 Note: * for Timer only Hình 1.1 – Sơ đồ khối AT89C51 Phạm Hùng Kim Khánh Trang Giáo trình Vi điều khiển...
... PORT 1 LATCH XTAL 1 PC INCREAMENTER IP PSW PSEN ALE BUFFER TCON P1.0 – P1.7 P3.0 – P3.7 Note: * for Timer only Hình 1.1 – Sơ đồ khối AT89C51 Giáo trình Vi điều khiển Tổng quan vi điều khiển MCS-51...
... PORT 3 LATCH PORT 1 DRIVER PORT 3 DRIVER OSC XTAL 1 XTAL 2 P1.0 – P1.7 P3.0 – P3.7 Note: * for Timer only Hình 1.1 – Sơ đồ khối AT89C51 Phạm Hùng Kim Khánh Trang Giáo trình Vi điều khiển...