Example: air traffic controller
USB to serial chip CH340 - MPJA.COM
For CH340G/C/T/R chip, If R232 pin is driven high, assistant RS232 function will be enabled, an internal inverter will automatically insert to the RXD pin , and the pin becomes low by default. When UART transmission is idle, the TXD pin of CH340G/C/B/T keeps high, while CH340R keeps low.
Tags:
Information
Domain:
Source:
Link to this page: