User's Guide

User Guide for Telink TLSR8266 Debugging Dongle
AN-16101600-E1 7 Ver 1.0.0
3 Pin Connection Guide
3.1 Supply power for 8266 Dongle
There are two connection methods to supply power for Telink TLSR8266
debugging dongle board.
1. Method 1:
Make sure a jumper cap is connected on J20 of 8266 Dongle.
Then connect J2 (USB interface) with PC USB.
2. Method 2:
Connect PIN2 and PIN3 of J4 with GND and 3.3V, respectively.
Figure 3 Connection chart to supply power
Option1:
1) Connect J20 with Jumper Cap;
2) Connect J2 with PC USB.
J20
J2
J4
2
3
Option 2:
1) Connect PIN2 with GND
2) Connect PIN3 with 3.3V