What is the role of the CEC pin in the HDMI connector?

Sep 4, 2003 ... HDMI can also carry control and status information in both directions. ... Informational Version 1.0. 9. Consumer Electronics Control (CEC). in the BIOS for display power control, as well as via an API supporting other HDMI CEC functions. More information about the HDMI CEC API specification is ... Atlona only supports those TVs that follow CEC command structure from HDMI 1.2a and support the “off” command when issued by a source. We encourage any ... Nov 30, 2021 ... You can find this info in the Product Information section of the settings. Thanks for all the help everyone, glad to see that TCL addressed the ... Data bits can be informational. (logical addresses and CEC commands for example), or they can be control bits (end-of-message [EOM] or acknowledge [ACK]). A ... Additionally, the Status and Control Data Channel (SCDC) can be monitored, enabling HDMI 18G signal detection and analysis. Up to 8 channels of LPCM audio test ... Jan 4, 2025 ... In this informative video, we guide you through the process of enabling HDMI CEC and ARC on your TCL Smart TV. Discover how these features ... Jan 13, 2024 ... “Decoder Off” is an informational message. It means the ... -Enable “HDMI Control” (under Setup>HDMI) in the receiver's menu. If ... Jun 10, 2022 ... PDF | With the expansion of teaching scale and the rapid development of educational information, a smart classroom management system based ... HDMI Control: this setting allows the communication of control information among the ... control/System Audio control cec (consumer electronics control) ...