Hello. I need to include GSM/GPS or even 3G connectivity to my project using ESP32. I intent to use a GSM module like the Quectel M66 or MC60. Now I face this issue: Can both the ESP32 and the M66 share the same Antenna? I could alternate the usage of the antenna via a GPIO pin. My end-user circuit ...

Hello. I've designed a PCB board with several sensors that can handle both SPI and I2C. When selecting the sensors I found that all of them could use SPI (SD Card, kinetic sensor, pressure sensor), so I routed my board accordingly. Now, I've found out the the pressure sensor that I selected only com...