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Re: Create symbols.
For V17, the Help has an additional heading: Help > LTspice > Schematic Capture > Creating New Symbols If that doesn't work, there is a recent PDF version of the Help in the Files section of the
By Tony Casey · #158769 ·
Re: Create symbols.
The F1 key does work, a window opens, but nothing of what you're telling me appears Help > Schematic Capture > Creating New Symbols ?
By j.bernabe1@... · #158768 ·
Re: Create symbols.
I'm using version 17.0.37.0
By j.bernabe1@... · #158767 ·
Re: Create symbols.
What version of LTspice are you using? The F1 key works on V17.1, V24.0 and V24.1. If you're using one of those and it doesn't work, your installation may be missing the help file. -- Regards, Tony
By Tony Casey · #158766 ·
Re: Create symbols.
He abierto la ayuda con F1, pero la ventana que se abre, no contiene nada.
By j.bernabe1@... · #158765 ·
Re: Create symbols.
For example, I've opened (opamp2), how can I associate it to the library or file (. lib or . sub) ??? and how do I match the pins with their true function ??
By j.bernabe1@... · #158764 ·
Re: Create symbols.
The LTspice Help. Just hit the F1 key. Haven't you ever read the Help? -- Regards, Tony
By Tony Casey · #158763 ·
Re: Create symbols.
help topics About Ltspice show change Log.. I don't have what you're telling me, Help > Schematic Capture > Creating New Symbols ?
By j.bernabe1@... · #158762 ·
Re: Create symbols.
Help?? where?? in this channel?? Or in LTSpice
By j.bernabe1@... · #158761 ·
Re: Create symbols.
No, the symbol editor lacks many of the features of the schematic editor. You cannot drag items from one symbol into another, like you can with schematics. -- Regard, Tony
By Tony Casey · #158760 ·
Re: Create symbols.
If your comparator has 5 pins, you can start with the LTspice opamp2 symbol. The most important thing is for the symbol pin order to match to the order in the .subckt line. The pin names do not have
By Tony Casey · #158759 ·
Re: Create symbols.
Can I remove it from the rectangle and load the symbol for a comparator from a library?
By j.bernabe1@... · #158758 ·
Re: .MEAS Failure
Ah, OK. I seem to remember this issue might also be dependent on the graphics card/driver. There are also message threads from many years ago, before V24, that certain (Intel) CPUs were more
By Tony Casey · #158757 ·
Re: Create symbols.
Thanks for answering That's what I'd like to do.. Find a symbol that looks more like a comparator. My question is, where do I look for it??' within Ltspice?? And if I find one, how can I associate the
By j.bernabe1@... · #158756 ·
Re: Create symbols.
Yes, symbols can be automatically generated from any text file containing a valid .subckt. It doesn't matter what the name of the file is. It can be a .lib or .sub file, but it doesn't have to be. The
By Tony Casey · #158755 ·
Re: .MEAS Failure
Hi Tony, I have 136GB free space on the drive where the .RAW file grows. I did have Mark Data Points turned on which makes the plot window render many times slower. Also, I can crash the plot window,
By eewiz · #158754 ·
Re: .MEAS Failure
Note, that the correct time value for this is actually 0.5005005005005... The problem was deliberately set so the answer was an irrational number. -- Regards, Tony
By Tony Casey · #158753 ·
Re: intuition behind a solution to crashing time domain simulation #Time-step-too-small
I suppose the OP posted more than one version of the .ASC. I don't think it's worth pursuing any further, but the fact that it runs OK with the simple opamp suggests that there is a problem with the
By John Woodgate · #158752 ·
Create symbols.
Good morning, I have a question about symbols. Could a symbol be automatically generated from a (.lib) or (.sub) file??.. In this case it would be a comparator. If so, how could I generate it?
By j.bernabe1@... · #158751 ·
Re: .MEAS Failure
In general, it is usually impossible to prove the non-existence of something. Hardly a phenomenal waste of processor power. Linear interpolation between two points is a trivially simple operation. The
By Tony Casey · #158750 ·