Specifications of the ESP32-S2 WROOM Module include: – ESP32-S2 embedded, Xtensa single-core 32-bit – LX7 microprocessor, up to 240 MHz – 128 KB ROM – 320 KB SRAM – 16 KB SRAM in RTC.

We’re suckers for good-looking old-school calculators, so this interesting numerical equation-solving calculator by [Peter Balch] caught our attention. Based around the ESP32-WROOM-32 module … ...

We’ve looked at the WROOM-DA module before. It’s an ESP32 with two antennas, and [Andreas Spiess] says it is the ugliest ESP32 he’s ever seen. But beauty is only skin deep, after … ...