User's Manual

2.1.3 PCB Characteristics
Printed Circuit Board: FR4, UL94V-0, 6 Layers Dimension:
I/O placement: 14 pins wafer (definition as following)
pin definition
1 3.3V
2 Reset
3 TX
4 CTS
5 RX
6 RTS
7 Wake_up
8 TCP
9 GND
10 GND
11 5V
12 USB D-
13 GND
14 USB D+
2.1.4 Environmental Conditions
Preservation Temperature: -25 ~ 60 ˚C
Preservation Humidity: 10~90% non-condensing
Operation Temperature: 0 ~ 50˚C
Operation Humidity: 10~90% non-condensing
2.1.5 ESD
±8kV for Air Discharge