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Note: Please refer to the mechanical size of the DC plug below.The inside
diameter of the plug is 1.7mm，the outer diameter of the plug is 4.75mm.The
positive electrode of the DC plug is in the inside, and the negative pole is
outside.
Power Source Selection
The user of the ROCK960 Board should never apply power to the board from DC
jack and the Low Speed Expansion connector at the same time. There is no active
or passive mechanism on the ROCK960 Board to prioritize one source over the
other.
Voltage Rails
Circuit
Type
BUCK1
BUCK2
BUCK3
BUCK4
Default
Net Name
ON
Voltage(V)
VDD_CENTER
VDD_CPU_L
VCC_DDR
VCC_1V8_EMMC
VCC_1V8_WIFI
VCC_1V8_IO
VCC_1V8_DDR
Iout
Max
Expected use
(mA)
0.7-1.5
5000
SOC center
0.7-1.5
5000
Quad A53 cores
1.0-1.8
2500
DDR CTRL and DDR
EMMC CTRL and
1.8
2000
EMMC
1.8
2000
WIFI+BT module
1.8
2000
GPIO
1.8
2000
VDD of LPDDR3
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