Signal interface processor, RS 232 485, RS 485 422, USB to RS 232 - tatanh1983/conchodom GitHub Wiki
A wide range of UART and USART devices ( single UARTs, DUARTs), LVDS ( LVDS for programming , driver, controller) and USBs (programmable, micro & mini usbs)
https://www.futureelectronics.com/c/semiconductors/signal-interface