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请教一下,你们Proteu中的8255A能用吗,我的怎么不能用。
两个引脚应该默认连上电源和地了吧?
AD0809也一样,其它的我就没有再试了。
有谁知道是什么原因?
谢谢!
以下是出错信息:
SIMULATION LOG
==============
Design: F:\profeus\zou\zoumadeng.DSN
Doc. no.: <NONE>
Revision: <NONE>
Author: <NONE>
Created: 06/06/25
Modified: 06/07/19
Compiling source files...
Build completed OK.
Compiling netlist...
Linking netlist...
Partition analysis...
Simulating partition 1 [5E697680]...
PROSPICE Release 6.9 SP4 (C) Labcenter Electronics 1993-2006.
SPICE Kernel Version 3f5. (C) Berkeley University ERL.
Reading netlist...
Net VDD taken as alias for VCC
Net VSS taken as alias for GND
Reading SPICE models...
Building circuit...
Warning: [U2_#P] SPICE failed to connect pin V+!
FATAL: [U2_ADC#0000] Node VCC not found whilst binding pin V+ of U2_ADC#0000!
Simulation FAILED due to fatal simulator errors.
------------------
U2是8255A |
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