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Conv TTL RS485 - Gateware
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Conv TTL RS485 - Gateware
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8c76fa81
Commit
8c76fa81
authored
Jan 06, 2015
by
Theodor-Adrian Stana
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doc: Small correctional change in gateware test procedure
parent
fa122aae
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gw-test-procedure.tex
doc/gw-test-procedure/gw-test-procedure.tex
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doc/gw-test-procedure/gw-test-procedure.tex
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8c76fa81
...
...
@@ -193,7 +193,7 @@ on the external channel.
the DUT (Figure~
\ref
{
fig:pulse-gen-cfg
}
)
\item
If the pulse generator is configurable, configure it as follows:
\begin{itemize}
\item
2~
$
\mu
$
s pulses
\item
1.
2~
$
\mu
$
s pulses
\item
approx. 5~V on 50~
$
\Omega
$
load
\item
1 Hz frequency
\end{itemize}
...
...
@@ -286,7 +286,7 @@ appears, check your gateware and restart the procedure.
\item
\label
{
item:ttl-meas-ttl-out
}
Check that the characteristics of the signal
on
\textbf
{
channel 1 of the oscilloscope
}
are as follows (Figure~
\ref
{
fig:ttl-rs485
}
):
\begin{itemize}
\item
1.2~
$
\mu
$
s
\item
approx.
1.2~
$
\mu
$
s
\item
approx. 3~V
\end{itemize}
\item
If the signal characteristics are as above,
\textbf
{
tick
}
the
\textbf
{
TTL column for the channel
}
on the
\textbf
{
Front panel
}
side
...
...
@@ -361,7 +361,7 @@ appears, check your gateware and restart the procedure.
\item
\label
{
item:ttlbar-meas-ttl-out
}
Check that the characteristics of the signal
on
\textbf
{
channel 1 of the oscilloscope
}
are as follows (Figure~
\ref
{
fig:ttlbar-rs485
}
):
\begin{itemize}
\item
1.2~
$
\mu
$
s
\item
approx.
1.2~
$
\mu
$
s
\item
approx. 3~V
\end{itemize}
\item
If the signal characteristics are as above,
\textbf
{
tick
}
the
\textbf
{
TTL column for the channel
}
on the
\textbf
{
Front panel
}
side
...
...
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