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researchv10 Dan Cross

.TH WCHECK 10.1 UCDS
.SH NAME
wcheck \- static circuit checks
.SH SYNOPSIS
.B wcheck
.I files
.SH DESCRIPTION
.I Wcheck
reads and checks a circuit description and reports simple errors found.
.PP
The circuit description language is 
.IR cdl (7).
The
.I files
are usually a board description file
.RB ( .wb )
made with
.BR "board -w",
a chips description file made with
.BR "mkchip -t" ,
and
(a) circuit description file(s) made with
.B "draw -w"
and/or
.BR cdm .
The chip descriptions must include lines beginning with
.BR \&.tt .
The rest of the line contains one character per pin on the chip according to
this table.
.nf
	\f51\fP	open collector output
	\f52\fP	totem pole ttl output
	\f53\fP	3-state output
	\f5i\fP	input
	\f5p\fP	pull-up (for \f51\fP)
	\f5d\fP	pull-down
	\f50	1\fP and \f5p\fP
	\f54	3\fP and \f5i\fP
	\f55	1\fP and \f5i\fP
	\f56	1\fP and \f5p\fP and \f5i\fP
	\f5j	p\fP and \f5i\fP
	\f5k	d\fP and \f5i\fP
	\f59\fP	voltage source
	\f5v\fP	vcc sink
	\f5g\fP	ground
	\f5w\fP	other voltage sink
	\f58\fP	analog output
	\f5a\fP	analog load
	\f5n\fP	no connect (use as tie point prohibited)
	\f5s\fP	switch contact
.fi
.PP
.I Wcheck
is designed to flag all things that it does not think
are perfect.
.SH FILES
.nf
.ta 20
.PP
wcwir_out wcsort_out	temporary files in the working directory
.fi
.PP
.SH SEE ALSO
.IR smoke (10.1)

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