HP 3490A - Page 177

undionAendBHIGH)
No.2
{R.nge
8 LOW, A HIGH}
pins
2.and
1zL
l2U1
while apglvang
+
5vr-r
*1o.4ßF_
ovl
t'"'h."'-l
.:;LfLr
lvbnitor Dab Flag
5igEl
a ProFm Er
Exec.
inprr LOW
)55).
+5V-
-1
=r^F
pin
6l
to
ground.
RE
pin
11 of A
*r@ld
be 0V when
k LOW and
+3
Rem
Enable
Logic circuils,
At I
1U2,
At1U3, Atl
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