15
Figure 2-6 Monitoring switches and buttons
The ability to check the status of push-button and slide switch is not needed in typical design
activities. However, it provides users a simple mechanism for verifying if the buttons and switches
are functioning correctly. Thus, it can be used for troubleshooting purposes.
2
2
-
-
4
4
S
S
D
D
R
R
A
A
M
M
/
/
S
S
S
S
R
R
A
A
M
M
/
/
F
F
l
l
a
a
s
s
h
h
C
C
o
o
n
n
t
t
r
r
o
o
l
l
l
l
e
e
r
r
a
a
n
n
d
d
P
P
r
r
o
o
g
g
r
r
a
a
m
m
m
m
e
e
r
r
The Control Panel can be used to write/read data to/from the SDRAM, SSRAM and Flash chips on
the DE2i-150 board. As an example, we will describe how the SDRAM may be accessed; the same
approach is used to access the SSRAM, and Flash. Click on the Memory tab and selec
t “SDRAM”
to reach the window in
