2.4.9
Micro USB for OTG
Micro USB port is supported by OTG for system recovery only.
Pin
1
2
3
4
5
2.4.10
Digital I/O
AIR-020 offers 8-bit DI/O and pin definition as below.
Pin
1
2
3
4
5
6
7
8
9
AIR-020 User Manual
Signal Name
+5V
DATA-
DATA+
GND_1
GND_2
Signal Name
DI/O bit 0
DI/O bit 1
DI/O bit 2
DI/O bit 3
DI/O bit 4
DI/O bit 5
DI/O bit 6
DI/O bit 7
GND
16