If you use the Arduino IDE to program the ESP32, you might be interested in [Andreas Spiess’] latest video (see below). In it, he shows an example of using all three ESP32 UARTs from an Ardui… ...

Embedded: FTDI has USB 2.0 module for RS232 Future Technology Devices International has introduced its USB-COM-PLUS family of multi-port serial to USB 2.0 Hi-Speed interface modules. The USB-COM-PLUS ...