HDMI Type-A 19-Pin Interface
Standard 19-pin interface for uncompressed digital audio and video transmission (TMDS / FRL), Consumer Electronics Control (CEC), and DDC/HDCP display communication.
Aliase:HDMI, HDMI 1.4, HDMI 2.0, HDMI 2.1, HDMI Standard Type A
HDMI Type-A Receptacle (Front View)
19 Pins
Pin-Tabelle19
| Pin | Signal / Name | Typ | Alternative Funktionen |
|---|---|---|---|
| 1 | TMDS D2+ | Digital | TMDS Data2+ (Transition Minimized Differential Signaling) |
| 2 | D2 Shield | Ground | TMDS Data2 Shield / Ground Reference |
| 3 | TMDS D2- | Digital | TMDS Data2- (Transition Minimized Differential Signaling) |
| 4 | TMDS D1+ | Digital | TMDS Data1+ (Transition Minimized Differential Signaling) |
| 5 | D1 Shield | Ground | TMDS Data1 Shield / Ground Reference |
| 6 | TMDS D1- | Digital | TMDS Data1- (Transition Minimized Differential Signaling) |
| 7 | TMDS D0+ | Digital | TMDS Data0+ (Transition Minimized Differential Signaling) |
| 8 | D0 Shield | Ground | TMDS Data0 Shield / Ground Reference |
| 9 | TMDS D0- | Digital | TMDS Data0- (Transition Minimized Differential Signaling) |
| 10 | TMDS CLK+ | Digital | TMDS Clock+ (Pixel Clock Reference) |
| 11 | CLK Shield | Ground | TMDS Clock Shield / Ground Reference |
| 12 | TMDS CLK- | Digital | TMDS Clock- (Pixel Clock Reference) |
| 13 | CEC | Digital | Consumer Electronics Control (Device Control & Remote Protocol) |
| 14 | Utility | NC | Utility / HEC Data- (HDMI Ethernet Channel & Audio Return Channel) |
| 15 | SCL | Digital | DDC Clock (I2C Serial Clock for EDID / HDCP Handshake) |
| 16 | SDA | Digital | DDC Data (I2C Serial Data for EDID / HDCP Handshake) |
| 17 | DDC/CEC GND | Ground | Ground Reference for DDC, CEC & HEC |
| 18 | +5V Power | Power | +5V DC Power Supply (min. 55mA for Display EDID EEPROM) |
| 19 | HPD | Digital | Hot Plug Detect & HEC Data+ (Display Connection Detection) |