仿真時(shí)總是報(bào)：Less than 2 connections at node X_U34.1
U34是自己建的模型。
請(qǐng)教大家：報(bào)錯(cuò)“Less than 2 connections at node”
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**** INCLUDING dac2-SCHEMATIC1.net ****
* source DAC2
V_V5 N05552 0
+PULSE 1 2 1us 0.5us 0.5us
C_C3 N05388 N04980 10000n
V_V1 N05268 0 15Vdc
R_R7 N05384 N05086 820
R_R4 N05012 N05388 1.5k
C_C2 0 N05384 5.6n
R_R3 N05552 N05012 1k
R_R2 0 N05534 1k
C_C5 N04942 N05388 1n
R_R5 N05384 0 1.5k
C_C4 N05012 0 5.6n
R_R1 N05012 N04942 820
R_R6 0 N04980 100k
V_V2 0 N05372 15Vdc
R_R8 N05534 N04980 560
R_R9 0 N05384 1k
C_C1 0 N05086 1n
X_U36 N05086 N04942 N05268 N05372 N05388 OPA627
**** RESUMING dac2-schematic1-dac2.sim.cir ****
.END
ERROR -- Less than 2 connections at node X_U36.1
誰(shuí)能告訴我要怎么解決。
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@danye
****INCLUDINGdac2-SCHEMATIC1.net*****sourceDAC2V_V5 N055520 +PULSE121us0.5us0.5usC_C3 N05388N04980 10000n V_V1 N05268015VdcR_R7 N05384N05086 820 R_R4 N05012N05388 1.5k C_C2 0N05384 5.6n R_R3 N05552N05012 1k R_R2 0N05534 1k C_C5 N04942N05388 1n R_R5 N053840 1.5k C_C4 N050120 5.6n R_R1 N05012N04942 820 R_R6 0N04980 100k V_V2 0N0537215VdcR_R8 N05534N04980 560 R_R9 0N05384 1k C_C1 0N05086 1n X_U36 N05086N04942N05268N05372N05388OPA627****RESUMINGdac2-schematic1-dac2.sim.cir****.ENDERROR--Lessthan2connectionsatnodeX_U36.1 誰(shuí)能告訴我要怎么解決。
檢查node X-U36.1，應(yīng)該是沒有和其他信號(hào)連接好，如果沒有使用，上拉或下拉地即可。
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