Actel Core1553, User Manual, Page: 12 / 38

Core1553 Development Kit Hardware
1 2
can be configured independently, based upon your needs and the type of 1553B device to be
attached.
Jumpers J11 and J17
The daughter card must be connected to an external 9 V supply. When using the external power
supply, make sure that jumper JP11 and JP17 are properly installed as described in
Table 1-1 .
Figure 1-4 • Jumpers J5 and J7 Settings
Table 1-1 • Jumper JP11 and JP17 Settings
Jumper Function Default Setting
JP11 Jumper to select either external 3.3 V or 3.3 V
provided through connector Pin 1–2
JP17 Jumper to select either external 5 V or 5 V provided
through legacy connector Pin 1–2
Figure 1-5 • Core1553 Daughter Card
1 1
6 6
Direct Bus
Coupling
Transformer
Coupling
V3P3_EXT
V3P3
V3P3_COMM
+
C8
10uF 16V
+
C8
10uF 16V
1
2
3
JP11 JP11
V5V_EXT V5V
V5V_COMM
+
C9
10uF 16V
+
C9
10uF 16V
1
2
3
JP17 JP17