Hspice高手麻煩看一下

看板Electronics作者時間19年前 (2007/04/13 18:01), 編輯推噓2(203)
留言5則, 3人參與, 最新討論串1/1
這是最近做的一個電路,電路是smith裡two-stage中的一個例子, 不知道為何都會出現最下方的錯誤,煩請告知錯誤在那,thanks... *********************************************************************** * auCdl Netlist: * * Library Name: Test * Top Cell Name: TWO_STAGE * View Name: schematic * Netlisted on: Mar 15 17:56:29 2007 ************************************************************************ *.EQUATION *.SCALE METER *.MEGA .PARAM .GLOBAL gnd! + vdd! *.PIN gnd! *+ vdd! ************************************************************************ * Library Name: Test * Cell Name: TWO_STAGE * View Name: schematic ************************************************************************ .SUBCKT TWO_STAGE vout vin1 vin2 *.PININFO vin1:I vin2:I vout:O CC1 vout gnd! 10p $[CP] CC0 net36 vout 3p $[CP] MM4 vout net36 v1 v1 PCH W=17.15u L=350.00n MM3 net32 net14 v1 v1 PCH W=400.00n L=350.00n MM2 net36 net14 v1 v1 PCH W=400.00n L=350.00n MM7 vout net1 gnd! gnd! NCH W=84.7u L=350.00n MM5 net35 net1 gnd! gnd! NCH W=3.5u L=350.00n MM6 net1 net1 gnd! gnd! NCH W=3.5u L=350.00n MM0 net32 vin1 net35 net35 NCH W=3.85u L=350.00n MM1 net36 vin2 net35 net35 NCH W=3.85u L=350.00n .ENDS .lib 'mm0355v.l' tt X1 vout vin1 vin2 TWO_STAGE Iref net1 v1 dc 25u v1 v1 0 dc 3v Vvin1 vin1 0 DC 1v Vvin2 vin2 0 DC 1v .probe v(vout) .option probe post .op .tran 1ns 200ns .end **error** only 1 connection at node 0:net1 defined in subckt 0 : called in element 0:iref defined in subckt 0 at line 218 within the hspice source, library or include file **error** no dc path to ground from node 1:net14 defined in subckt two_stage -- ╭──── Origin:<不良牛牧場> bbs.badcow.com.tw (210.200.247.200)─────╮ Welcome to SimFarm BBS -- From : [140.118.202.73] ◣◣◢ ◢◢不良牛免費撥接→電話:40586000→帳號:zoo→密碼:zoo ◣◣─╯

04/13 18:31, , 1F
net14 floating, 我猜那應該是 PMOS current mirror 沒接好吧
04/13 18:31, 1F

04/13 18:50, , 2F
你的net1沒人給電壓直接open,接個電阻到v1
04/13 18:50, 2F

04/13 18:50, , 3F
and net 14其實應該跟net32接,所以也open
04/13 18:50, 3F

04/13 22:16, , 4F
**error** only 1 connection at node 0:net1
04/13 22:16, 4F

04/13 22:16, , 5F
它都告訴你問題在哪了~~~
04/13 22:16, 5F
文章代碼(AID): #167rJV00 (Electronics)