EB-3531
Specifications are subject to be changed without notice.
Page 12 of 21
Version 1.2.1
J2
Pin Signal
Name Pin Signal
Name
1 NC 2 VCC
3 NC 4 VCC
5 NC 6 NC
7 NC 8 NC
9 NC 10 GND
11 TXA 12 RXA
13 GND 14 TXB
15 RXB 16 GND
17 NC 18 GND
19 NC 20 NC
J3
Pin Signal
Name Pin Signal
Name
1 TIMEMARK 2 VCC_RF
3 NC 4
GPIO15
5 GPIO0 6 GPIO14
7 GPIO1 8 GPIO13
9 RF_PWR 10
NC
11 NC 12 NC
13 NC 14 NC
15 NC 16 NC
17 NC 18 NC
19 NC 20 NC
JP1: VBAT
