关于hspice仿真的问题
在仿真下面这个文件时,有两个节点显示不出波形来这是一个LVDS驱动模型,不知道文件里面哪个地方出错了出错信息我也放在下面,大伙帮我看看,万分感激!模型文件如下(下面的乱码...
在仿真下面这个文件时,有两个节点显示不出波形来 这是一个LVDS驱动模型,不知道文件里面哪个地方出错了 出错信息我也放在下面,大伙帮我看看,万分感激!
模型文件如下(下面的乱码是加密文件):
*****************************************************
******************************
* TEST FORCING FUNCTIONS
* *(INSERT THE FOLLOWING TO YOUR TOP SHEET NETLIST TO TEST)
***********************************************************************
VPWR0 VCCEXT GNDEXT 3.3
VDATA0 DI GNDEXT PULSE 0.0 3.3 5E-9 2.0E-9 2.0E-9 47.5E-9 100E-9
VGND GNDEXT 0 DC 0
***********************************************************************
* LOAD
***********************************************************************
R0 DOP DON 100
C0 DOP GNDEXT 10p
C1 DON GNDEXT 10p
*************************************************************************
* OPTIONS
*************************************************************************
.temp = 85
.tran 0.1ns 200ns
.PRINT TRAN V(DI) V(DOP) V(DON)
.END
*******************************************
X1 DI DOP DON VCCEXT GNDEXT FIN1001
.SUBCKT FIN1001 DI10 DO1P0 DO1N0 PWRP PWRN
XI8 DI10 NET28 PWRN PWRP INBUF2_G3
XI5 NET40 NET062 NET068 NET069 NET38 PWRN PWRP BIASAMP4PNP_G4
XI3 NET38 PWRN PWRP POR_PNP_G5
XI2 NET28 NET38 NET40 NET062 NET0100 NET099 NET068 NET069 NET078 NET0101 LVDSOUTBUF3_G6
R3 PWRP NET0101 1.0
R4 NET078 PWRN 1.0
R9 PWRN 0 0.0
R8 NET0100 DO1N0 1.0
R7 NET099 DO1P0 1.0
R1 NET074 PWRN 1.0
R2 NET076 PWRN 1.0
R0 NET082 PWRN 1.0
XI15 PWRN PWRP ESDPWRGND_1
XI14 DO1N0 NET076 ESDOUT_2
XI13 DO1P0 NET074 ESDOUT_2
XI9 DI10 NET082 PWRP ESDIN_3
.ENDS FIN1001
(这个地方是一些加密文件,就不显示了)
下面是仿真时出现的错误信息:
**warning** no dc path to ground from node 0:don defined in subckt 0
small conductance is inserted by setting dcstep=1
**warning** no dc path to ground from node 0:dop defined in subckt 0
small conductance is inserted by setting dcstep=1 展开
模型文件如下(下面的乱码是加密文件):
*****************************************************
******************************
* TEST FORCING FUNCTIONS
* *(INSERT THE FOLLOWING TO YOUR TOP SHEET NETLIST TO TEST)
***********************************************************************
VPWR0 VCCEXT GNDEXT 3.3
VDATA0 DI GNDEXT PULSE 0.0 3.3 5E-9 2.0E-9 2.0E-9 47.5E-9 100E-9
VGND GNDEXT 0 DC 0
***********************************************************************
* LOAD
***********************************************************************
R0 DOP DON 100
C0 DOP GNDEXT 10p
C1 DON GNDEXT 10p
*************************************************************************
* OPTIONS
*************************************************************************
.temp = 85
.tran 0.1ns 200ns
.PRINT TRAN V(DI) V(DOP) V(DON)
.END
*******************************************
X1 DI DOP DON VCCEXT GNDEXT FIN1001
.SUBCKT FIN1001 DI10 DO1P0 DO1N0 PWRP PWRN
XI8 DI10 NET28 PWRN PWRP INBUF2_G3
XI5 NET40 NET062 NET068 NET069 NET38 PWRN PWRP BIASAMP4PNP_G4
XI3 NET38 PWRN PWRP POR_PNP_G5
XI2 NET28 NET38 NET40 NET062 NET0100 NET099 NET068 NET069 NET078 NET0101 LVDSOUTBUF3_G6
R3 PWRP NET0101 1.0
R4 NET078 PWRN 1.0
R9 PWRN 0 0.0
R8 NET0100 DO1N0 1.0
R7 NET099 DO1P0 1.0
R1 NET074 PWRN 1.0
R2 NET076 PWRN 1.0
R0 NET082 PWRN 1.0
XI15 PWRN PWRP ESDPWRGND_1
XI14 DO1N0 NET076 ESDOUT_2
XI13 DO1P0 NET074 ESDOUT_2
XI9 DI10 NET082 PWRP ESDIN_3
.ENDS FIN1001
(这个地方是一些加密文件,就不显示了)
下面是仿真时出现的错误信息:
**warning** no dc path to ground from node 0:don defined in subckt 0
small conductance is inserted by setting dcstep=1
**warning** no dc path to ground from node 0:dop defined in subckt 0
small conductance is inserted by setting dcstep=1 展开
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