SMPTE 12 family of documents

The following lists the documents with the 12 root number.

• ST 12-1, SMPTE Time and Control Code — Time and Control Code
• ST 12-2, SMPTE Time and Control Code — Transmission of Time Code in the Ancillary Data Space
• ST 12-3, SMPTE Time and Control Code — Time Code for High Frame Rate Signals and Formatting in the Ancillary Data Space