Abstract: This paper presents a 1.05 MHz, on-chip RC relaxation oscillator (ROSC) with a temperature coefficient (TC) of 2.5 ppm/°C and an absolute variation of 100 ppm over the body-compatible range ...
Developed by Laboratorium in Poland, the M5MonsterC5 is an ESP32-C5-based "Marauder" hacking tool designed to work with M5Stack Cardputer ADV or M5Stack ...
Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...