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Command: wcheck | Section: 10 | Source: UNIX v10 | File: wcheck.10
WCHECK(10.1) WCHECK(10.1)
NAME
wcheck - static circuit checks
SYNOPSIS
wcheck files
DESCRIPTION
Wcheck reads and checks a circuit description and reports simple errors
found.
The circuit description language is cdl(7). The files are usually a
board description file (.wb) made with board -w, a chips description
file made with mkchip -t, and (a) circuit description file(s) made with
draw -w and/or cdm. The chip descriptions must include lines beginning
with .tt. The rest of the line contains one character per pin on the
chip according to this table.
1 open collector output
2 totem pole ttl output
3 3-state output
i input
p pull-up (for 1)
d pull-down
0 1 and p
4 3 and i
5 1 and i
6 1 and p and i
j p and i
k d and i
9 voltage source
v vcc sink
g ground
w other voltage sink
8 analog output
a analog load
n no connect (use as tie point prohibited)
s switch contact
Wcheck is designed to flag all things that it does not think are per-
fect.
FILES
wcwir_out wcsort_outtemporary files in the working directory
SEE ALSO
smoke(10.1)
UCDS WCHECK(10.1)