User's Guide

User Guide for Telink TLSR8266 Debugging Dongle
AN-16101600-E1 9 Ver 1.0.0
3.3 Measure power-saving mode current for 8266 Dongle
To measure current consumption of Telink TLSR8266 debugging dongle board in
deep sleep or suspend mode, please follow the connection steps below:
1) Remove jumper cap from J20 of 8266 dongle, as shown in Figure 5.
2) Connect anode (+) and cathode (-) of an amperemeter with anode (+) of 3.3V
power supply and PIN3 of J4, respectively.
3) Connect cathode (-) of the 3.3V power supply with PIN2 of J4.
Figure 5 Connection chart to test sleep current
Remove jumper cap from J20
Connect PIN2 with
3.3V power supply —
Connect PIN3 with
Amperemeter —
J20
J4