MHL (mobile high-definition link) interface was first launched by Silicon Image. Its pin quantity is similar with that of s interface is similar to the pin number of Micro USB, but what makes it special is that it only needswith 3 terminals to, MHL can transmit 1,080p, 30 frames/s non-compressed video frame HD videoimages per 30 seconds. This is its biggest advantage.
The CBUS Pin ison the MHL Bus is the control pin which can acquire the EDID (Extended Display Identification Data), detect the hot plug and control the consumer electronics (CEC), etc. . signal that can be controlled by MHL-BUS, responsible for obtaining the extended display identification data (EDID), hot-plug detection and consumer electronics control (CEC),etc.