4
AVR430
8124C-AVR-10/08
Figure 2-2. Device board connector mechanical specification and schematics.
2.3 Jumpers
Refer to component floorplan for location of jumpers.
Table 2-1.
Jumpers and their functions.
Designator
Use and settings
J1 (VHa)
Selects voltage source to Hall sensors (VHa)
J1 open
– VHa not connected
J1 pin 2 & 3 connected
– VHa = Vcc
J1 pin 1 & 2 connected
– VHa = 5V (from separate regulator)
J2 (VCC)
Selects voltage from onboard regulated supply (Vcc).
J2 connected
– Vcc = 3.3V
J2 open
– Vcc = 5V
