AR-B1380/AR-1380A User’ s Guide
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3.3.7 Power Connector
(1) J2: 8-Pin Power Connector
The J2 is an 8-pin power connector, you can directly connect the power supply to the on board power
connector for stand alone applications.
Figure 3-2 J2: 8-Pin Power Connector
(2) J3: 4-Pin Power Connector
Figure 3-3 J3: 4-pin Power Connector
3.3.8 J5: External Speaker Header
Besides the on board buzzer, you can use an external speaker by connecting J5 header directly.
Figure 3-4 J5: External Speaker Header
3.3.9 J7: Reset Header
J7 is used to connect to an external reset switch. Shorting these two pins will reset the system.
Figure 3-5 J7: Reset Header
1. Reset+
2. Reset-
1. +5 VDC
2. GND
3. GND
4. 12 VDC
1. GND
2. +5 VDC
3. +5 VDC
4. GND
5. GND
6. +12 VDC
7. –12 VDC
8. –5 VDC
1.
2. Speaker-
3. Speaker-
4. Speaker-
Summary of Contents for AR-B1380
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