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. __09013933 Trang 1    .     .  - . - 7  200. - . - .   ! .  . __09013933 Trang 2  I.  gày nay     hoá  nhanh chóng d theo.         -  -   .              tham gia giao thông  N . __09013933 Trang 3 II. .      X A , X B , V A , V B ,  A ,  B ).   o . o . o    A  X A V A  A X A V A  A  B V B X B X B V B  B . __09013933 Trang 4 1.     2.  tham gia l lúc khuya).  Start  A  B sáng 25s  A  B sáng 5s  B  A sáng  B  A sáng 25s 5s V A , V B sáng  3s V A , V B  1s . __09013933 Trang 5 3.         tay.     X A ,  B     Khi nhX A ,  B )      X B ,  A     Khi nhX B ,  A )  . __09013933 Trang 6 :  200. I.  . PLC (Programable Logic Control)   S7  200  Thành  S7   1.                ghi)     Volatile.  512 tghi Volatile.                  . __09013933 Trang 7 2.  ghi)                    Volatile.   (ghi Volatile.                      3. -200.             . __09013933 Trang 8          4.  S7-  -  -  (DC). -  -  - Chân 5:  -  (DC). -  (DC). -  -   1.  -      o Vùng chương trình  Volatile. o Vùng tham số   Volatile. . __09013933 Trang 9        o Vùng dữ liệu     V Variable memory  I Input image register  O Output image register  M Internal memory bits  SM Special memory bits V0  V1023 7 6 5 4 3 2 1 CPU212 I0.x (x = 0:7) . I7.x (x = 0:7) Q0.x (x = 0:7)  Q7.x (x = 0:7) M0.x (x = 0:7)  M15.x (x = 0:7) V0  V4095 7 6 5 4 3 2 1 CPU214 I0.x (x = 0:7)  I7.x (x = 0:7) Q0.x (x = 0:7)  Q7.x (x = 0:7) M0.x (x = 0:7)  M31.x (x = 0:7) . __09013933 Trang 10  )   o Vùng đối tượng  ra)  các thanh ghi Accumulator (AC).  SM0.x(x=0:7)  SM.x(x=0:7) SM30.x(x=0:7 )  SM45.x(x=0:7 ) SM0.x(x=0:7)  SM.x(x=0:7) SM30.x(x=0:7 )  SM85.x(x=0:7 )  CPU212 T0 (Word) : T63 Bit T0 T63 Timer ) C0 (Word) : C63 C0 C63 AW0 (Word) : AW30    vào    CPU214 T0 (Word) : T127 Bit T0 T127 C0 (Word) : C127 C0 C127 AW0 (Word) : AW30 .     tham gia giao thông  N .. 10  )   o Vùng đối tư ng 