
PN6280_Hardware Design
Copyright © JSC NIIMA PROGRESS and NAVIA LLC
8
22.
GND
G
Ground
GND
23.
LPRDB
I/O
USB download key (Reserve)
DVDD18
Open
24.
VIO18_PMU
P
1.8V output voltage
1.8V
Open
25.
NC
NC
26.
NC
NC
27.
NC
NC
28.
NC
NC
29.
NC
NC
30.
GND
G
Ground
GND
31.
GPIO53
I/O
General input/output PIN
DVDD18
Open
32.
GND
G
Ground
GND
33.
I2C_SDA
I/O
General input/output PIN. It can be used
as I2C data
DVDD18
Open
34.
I2C_SCL
I/O
General input/output PIN. It can be used
as I2C clock
DVDD18
Open
35.
GPIO46
I/O
General input/output PIN
DVDD18
Open
36.
NETLIGHT
O
Output PIN as LED control for network
status
DVDD18
Open
37.
GPIO52
I/O
General input/output PIN
DVDD18
Open
38.
GPIO51
I/O
General input/output PIN
DVDD18
Open
39.
GND
G
Ground
GND
40.
GND
G
Ground
GND
41.
MAIN_ANT
ANT
Main antenna
Open
42.
GND
G
Ground
GND
43.
GND
G
Ground
GND
44.
VBAT
P
Power supply
3.3
~
4.2V
VBAT
45.
VBAT
VBAT
46.
GND
G
Ground
GND