New nRF52832 based smart watch available (ID107HR Plus)
It looks like the same company who make the ID107 HR have brought out a new product called and ID107 Plus, which uses the better nRF52832 MCU I ordered 2 of these from AliExpress and they arrived a few days ago. However at the moment I can’t work out the best way to open the device to look inside. https://www.aliexpress.com/item/100-Original-Makibes-ID107-Plus-Smart-Bracelet-BT4-0-Heart-Rate-Monitor-Smartband-Pulse-Sports-Fitness/32809803432.html?spm=2114.13010608.0.0.RsxZli I’ve also contacted the company via an Alibaba PM to confirm if this … Read More
Investigating a RCWL 9196 / RCWL-0516 “Radar” motion detector module
A new type of “Radar” motion sensor has been getting a lot of attention in the last couple of months, but no one seemed to know how they worked, so I decided to buy a few of these very cheap devices (sub $1) and investigate possible methods of operation. The boards I bought use the RCWL 9196, but appear to have identical functionality to those with the RWCL-0516 chip on them This github site … Read More