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HDCI (High Definition Camera Interface) used in Polycom HDX video conferencing systems. It uses a 60-Pin Low-force helix high-density connector interface.
Provides input for the main camera and second camera. These inputs support multiple formats in a single connector (Composite, S-Video, or analog Component YPbPr) and RS232 Serial PTZ control, using its own protocol (not Sony VISCA Protocol),
Pin Outs
1 RS232 Rx 2 RS232 Tx 3 IR 4 +12 V DC 5 +12 V DC 7 Ground - IR RTN 8 Ground 10 +12 V DC 11 +12 V DC 12 Pb / B Shield 13 Pb / B 14 Pr / R / C Shield - CHROMA 15 Pr / R / C ( pg 70 of Integrators's Reference indicates 15 is Shield and 14 is Chroma for SVideo input ) 16 Left Mic 17 Right Mic 18 ARM Mic 19 Center Mic 42 A Ground 43 A Ground 44 Right Mic Shield 45 Left Mic Shield 46 Y / G / C Shield 47 Y / G / C - LUMA 48 P Ground 50 H Sync 51 V Sync 52 H / V Shield 58 P GroundReferences
HDCI Wikipedia(Text) CC BY-SA