AT-Command Module Tutorial ~ About First Time Connect To The DK Demo Board

With strong demand for AT command module coming up from markets, here provides an easy introduction about hardware and software setup work for Raytac's AT command module demo board for quick start.

AT-Command Module Tutorial ~ How To Read Battery Status?

After AT Command Module, MDBT42Q-PAT, released, Raytac has received several feedback from developers about "How to read battery status through AT command?"

In order to help developers quickly set up the environment, the tutorial hereby is using a AT command DK board which deployed MDBT42Q-AT, to demonstrate how to work out this function.

First of all, the DK board schematic is provided in below for reference.