,
: DSTM, STIM1 . .
1.1.
PSPICE () , SOURCE.
OrCAD16.3 PROBE, 1.
SOURCE, DigClock :
. 1.
1
PROBE | ||
0 | ||
1 | ||
R | (Rise) | |
F | ||
X | ||
Z | () |
:
OFFTIME ;
ONTIME ;
DELAY ;
STARTVAL , ;
OPPVAL ( STARTVAL) ( ).
Property Editor.
. CAPTURE :
Place port , Place Hierarchical Port (. );
PORTRIGHT-L (. ), OK PORTRIGHT-L ;
PORTRIGHT-R.
:
(: PORTRIGHT-R) Display Properties, (: HI );
|
|
.
( SOURCE) STIM1, - : .
:
Property Editor, 16 : COMMAND1, COMMAND2,, COMMAND16;
. , COMMAND1 0 s 1, COMMAND2 2 us 0, COMMAND3 4 us 1.
[0 s, 2 us] 1,
[2 us, 4 us] 0. 4 us .
1. Lab_rab3, C:\Ivanov\EMb-14-1\Lab_rab3, Zadanie1, Zadanie2 Capture.
, 2. :
7400;
SOURCE;
, HI;
.
DSTM1, : OFFTIME = 2,5 us, ONTIME = 2,5 us, DELAY = 1 u, STARTVAL = 0, OPPVAL = 1.
DSTM2, : COMMAND1 0 s 1; COMMAND2 2 us 0; COMMAND3 4 us 1; COMMAND4 7 us 0; COMMAND5 10 us 1; COMMAND6 13 us 0; COMMAND7
16,5 us 1; COMMAND8 19 us 0.
Transient Run to time: ( :) 20us. . ٸ : <>→<OK> Simulation Settings-transient .
, . Probe SCHEMATIC1-transient PSpice A/D [transient (active)]. : <Trace>→<Add Trace >, Add Traces. : DSTM1:1, DSTM2:pin1, U1A:Y, U2A:Y, U3A:Y, 3. .
. 2.
. 3. , 2
2. , 4. 5 V1 2 U4 A U2 A HI.
DSTM2, : OFFTIME = 2,5 uS, ONTIME = 2,5 uS, DELAY = 1 u, STARTVAL = 0, OPPVAL = 1.
DSTM1, : COMMAND1 0s 1; COMMAND2 2 us 0; COMMAND3 4 us 1; COMMAND4 7 us Z; COMMAND5 10 us 1; COMMAND6 13 us 0; COMMAND7
16,5 us 1; COMMAND8 19 us 0.
R1 180 Om.
SCHEMATIC1-transient : Run to time=20 us.
, , , : DSTM2:1, DSTM1:pin1, U2A:Y, U3A:Y, U7A:Y, R1:1, 5.
|
|
. 4. ,
. 5. , 4
. , . , . V(R1:1) V7A:Y.
R1 200 Om, , . .
3.1. OrCad Capture.
3.2. 1, 2.
:
1;
, 2 4 , .
1. .
2. Probe.
3. ?
4. , 3.
5. , 5.
1. . PSPICE: . . .: , 2008. 336.: .
2. . . . : - ; . , 2007. 344 .: ., . ( ).
4