Sonicare is the brand name of an electric toothbrush produced by Philips.1
BrushOS: Hardware
A closer look at the hardware. Opening the toothbrush Thanks to iFixIt we got it open fairly quickly. The bottom cap has the following information The FCC ID is 2ADZNHX68 and tell us that it’s using 13.56 Mhz, so NFC. Based on Cyrill’s information, that’s used for saving the toothbrush run time. The whole disassembly looks like this. SOC The best shot of the SOC I found is here The chip is a Cypress CY8C4146AZI-S433, now acquired by Infineon....