SIMULATION LOG
==============
Design:   D:\電子設計軟件\Proteus 仿真實例\8051單片機\DS1302時鐘\DS1302.DSN
Doc. no.: <NONE>
Revision: <NONE>
Author:   <NONE>
Created:  05/09/19
Modified: 06/01/19

Compiling source files... 
Build completed OK.
Compiling netlist... 
Linking netlist...
Partition analysis...

Simulating partition 1 [522C53FD]...
PROSPICE Release 6.9 SP4 (C) Labcenter Electronics 1993-2006.
SPICE Kernel Version 3f5. (C) Berkeley University ERL.

Reading netlist...
Reading SPICE models...
Building circuit...
Warning: Net #00031 has no DC path to ground.
Check pins: X2_CS-2, X2_L-1
Warning: Net #00032 has no DC path to ground.
Check pins: X2_L-2, X2_R-1
Warning: Net #00044 has no DC path to ground.
Check pins: U2-X2, U2_ADC#0010-A, X01C8CFD0#4-*, X01C8D4E0#0-*, X2-1, X2_CP-1, X2_CS-1
Warning: Net #00045 has no DC path to ground.
Check pins: U2-X1, U2_ADC#0011-A, X01C8CFD0#3-*, X01C8D4E0#1-*, X2-2, X2_CP-2, X2_R-2
Instantiating SPICE models...
[U1] Loading HEX file 'Keil\DS1302.hex'.
[U1] Read total of 997 bytes from file 'Keil\DS1302.hex'.
[U2] AUTOINIT => Fri 16 Nov 10:34:15 2007
Warning: [U2] A property {MODDATA=31,255} is missing. Memory not persistent.
Warning: [SPICE] singular matrix:  check nodes #00045 and #00045

[SPICE] Starting Gmin stepping: 120 steps
Warning: [SPICE] singular matrix:  check nodes #00045 and #00045

Warning: [SPICE] Gmin stepping failed
[SPICE] starting source stepping
Warning: [SPICE] singular matrix:  check nodes #00045 and #00045

Warning: [SPICE] Source step [0] failed: source factor = 0
[SPICE] Error 102 - Matrix is singular.
Real Time Simulation failed to start
Totaliters=0, Totalsteps=0, Goodsteps=0, Badsteps=0


Real Time Simulation FAILED.