![]() ![]() Signals used especially for synchronization with ancient and slow terminals with small buffers. ![]() Original specification for DB9 and DB25 connectors defines a lot of control and synchronization signals like DTR – “Data Terminal Ready”, DSR – “Data Set Ready” or RI – “Ring Indicator”. Be careful with authorized accesses to any device: please check device documentation and contact support first.įor everything you would like to know about serial communication please refer to this article: The reason to expose this port may be different, but usually is used for maintenance, debug and diagnostics. You can find one inside any Smart TV or Media Center, WiFi Router and almost any kind of complex electronic device provides this port. Most simple and common way to connect almost any embedded device is serial UART port. ![]()
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