Imported from GitHub: LibreSolar/uext-gsm · commit 13efc0b · license CC-BY-SA-4.0

Description

GSM board based on SIM800L for UEXT connector

README

GSM board based on SIM800L for UEXT connector

Features

• Separate power supply from 12V or 5V (GSM board needs 4.2V and 2A)
• Reverse polarity protection for separate power supply
• UEXT connector to communicate with host MCU

Top side

Bottom side