File: DR11VC.TXT Principe schema: ================ PDP11/34 LSI11/23 -------- -------- (Reseive) ----------\ (LED) /---------- ! ! _ /-------\ ! !Req.B ! Q ! ! Q Req.A! !<-------------------! Flip- !--------->! ! ! Flop ! ! !Data /-----\ S ! ! R Data ! DR11C !--------->! !-->! !<---------! DR11V !transmit ! OR ! \-------/ ready! J2 ! ! ! ! J1 !--------->! !<---------------------! Input !Init \-----/ Init! Output ! ! !<--------------------------------------! !< 16 * data ! !<--------------------------------------! ! ! ----------/ \---------- PDP11/34 LSI11/23 -------- -------- (Send) ----------\ (LED) /---------- ! /-------\ _ ! ! !Req.A Q ! ! Q ! Req.B! !<---------! Flip- !------------------->! ! ! Flop ! ! !Data R ! ! S /-----\ Data ! DR11C !--------->! !<--! !<---------! DR11V !ready \-------/ ! OR ! transmit! J1 ! ! ! ! J2 !--------------------->! !<---------! Output !Init \-----/ Init! Input ! ! !-------------------------------------->! ! 16 * data >! !-------------------------------------->! ! ! ----------/ \---------- Functie Flip-Flop: ================== (Set-->Q^) Request A: Hoog; Klaar Request B: Hoog; Lezen Laag; Wacht Laag; Klaar Bergconnector aansluiting aan flat calble. ========================================== Connector Flat cable Female /-------\ ! !---------------------------------- ! ! 40e = VV (Bovenste rij op con.) ! ! . ! ! . ! ! . Nokje !---- ! . boven ! ! ! . !---- ! . ! ! . ! ! . ! ! . ! ! 1e = A (Onderste rij op con.) ! !------------------------- \-------/ Connector Male 2 10 20 30 40 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 9 19 29 39 (Van uit de flat calble gezien!) Connectorverbinding DR11C en DR11V. =================================== Con. J1, output DR11-C en V Con. J2, input DR11-C en V --------------------------- -------------------------- Pin Functie Functie Pin 1 - - 1 2 - - 2 3 OUT00 <------------> IN00 38 4 - - 4 5 - - 5 6 - - 6 7 - 8 Gnd Gnd 8 9 OUT01 <------------> IN01 32 10 OUT04 <------------> IN04 31 11 - 12 OUT05 <------------> IN05 29 13 INIT 14 OUT06 <------------> IN06 27 15 Req.B 15 16 OUT07 <------------> IN07 25 17 OUT03 <------------> IN03 24 18 - 19 OUT08 <------------> IN08 22 20 OUT09 <------------> IN09 21 21 - 22 OUT10 <------------> IN10 19 23 OUT11 <------------> IN11 18 24 OUT12 <------------> IN12 17 25 - 26 - - 26 27 - 28 OUT13 <------------> IN13 13 29 OUT14 <------------> IN14 12 30 OUT15 <------------> IN15 11 31 - 32 Req.A 33 Gnd Gnd 33 34 OUT02 <------------> IN02 7 35 Gnd Gnd 35 36 INIT 36 37 Gnd Gnd 37 38 - 39 Gnd Gnd 39 40 data ready - 40 Opbouw van de Flip-Flop. ======================== Vcc /----\ ! init 11C J1 1! ! 13!Clr. --------------->! ! /----\ ! OR ! /----\ 1! !3 Req.A 11V J1 init 11V J1 2! !3 4! ! /------------>!J Q!---------------> --------------->! !---->! ! ! ! ! \----/ ! OR ! ! /----\ ! ! data transmitted 11C J2 5! !6 ! 9! ! ! ! -------------------------->! !---->! !8 12!Clk.! \----/ ! OR !---->!----! (J-K Flip Flop) data ready 11V J1 10! ! ! ! ------------------------------------->! ! ! ! ! \----/ ! ! ! 4! _!2 Req.B 11C J2 \------------>!K Q!---------------> ! ! en LED \----/ (reseive) !______________________________! !________! IC-1, SN7432 IC-3, SN74107 Vcc /----\ ! init 11C J2 1! ! 10!Clr. --------------->! ! /----\ ! OR ! /----\ 8! !5 Req.A 11C J1 init 11V J2 2! !3 4! ! /------------>!J Q!---------------> --------------->! !---->! ! ! ! ! \----/ ! OR ! ! /----\ ! ! data transmitted 11V J2 5! !6 ! 9! ! ! ! -------------------------->! !---->! !8 9!Clk.! \----/ ! OR !---->!----! (J-K Flip Flop) data ready 11C J1 10! ! ! ! ------------------------------------->! ! ! ! ! \----/ ! ! ! 11! _!6 Req.B 11V J2 \------------>!K Q!---------------> ! ! en LED \----/ (send) !______________________________! !________! IC-2, SN7432 IC-3, SN74107 Led driver IC-4, SN7416. ======================== /------\ Req.B 11C J2 1! !2 Led (Reseive) --------------->! !----------------> ! ! ! ! Req.B 11V J2 3! !4 Led (Send) --------------->! !----------------> ! ! \------/ Stroomschema: ------------- +5 Volt (Rood) ------------------------- ! ! ! ! _____ _____ \ / Send \ / Reseive \ / (Rood) \ / (Geel) ----- ----- ! ! ! (Geel) ! (Groen) ! ! --- --- ! ! ! ! ! ! R ! ! R ! ! ! ! --- --- ! ! ! ! / / 11V J2 !/ 11C J2 !/ -------! -------! !\ !\ \ e \ e ! ! ! ! ------------------------- Ground (Zwart)