US$ 156.99
use GPIO 21 (SDA) and GPIO 22 (SCL) which are already configured for the OLED display
Generic Low-power IoT Data Loggers
Low-Power Operation
and technical assistance via email and WhatsApp around the clock
Product Type In-Circuit Debugger / Programmer (JTAG/SWD/SWIM) Supported Microcontrollers STM32 (all series) and STM8 families Debug Interfaces JTAG
Orange 11.1V 8000mAh 30C 3S Lithium Polymer Battery Pack WeMos Lolin V1.0 wifi+Bluetooth use GPIO 21 (SDA) andOrange 11. 1V 8000mAh 30C 3S Lithium Polymer Battery Pack