eDP (Embedded DisplayPort) 1.4 is the standard interface between laptop motherboards and LCD panels using a 30-pin or 40-pin ZIF FPC connector, carrying up to 4 lanes of differential video data plus backlight power.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GND | Ground | GND |
| 2 | HOT_PLUG | Hot plug detect | I/O |
| 3 | ML_LANE0_N | Main link lane 0 negative | BUS |
| 4 | ML_LANE0_P | Main link lane 0 positive | BUS |
| 5 | GND | Ground | GND |
| 6 | ML_LANE1_N | Main link lane 1 negative | BUS |
| 7 | ML_LANE1_P | Main link lane 1 positive | BUS |
| 8 | GND | Ground | GND |
| 9 | ML_LANE2_N | Main link lane 2 negative | BUS |
| 10 | ML_LANE2_P | Main link lane 2 positive | BUS |
| 11 | GND | Ground | GND |
| 12 | ML_LANE3_N | Main link lane 3 negative | BUS |
| 13 | ML_LANE3_P | Main link lane 3 positive | BUS |
| 14 | GND | Ground | GND |
| 15 | AUX_N | AUX channel negative | BUS |
| 16 | AUX_P | AUX channel positive | BUS |
| 17 | GND | Ground | GND |
| 18 | VCC | Panel supply 3.3V or 1.8V | PWR |
| 19 | VCC | Panel supply | PWR |
| 20 | VCC | Panel supply | PWR |
| 21 | GND | Ground | GND |
| 22 | BLKT_EN | Backlight enable | I/O |
| 23 | BLKT_PWM | Backlight PWM brightness | I/O |
| 24 | BLKT_VCC | Backlight power 5V or 12V | PWR |
| 25 | BLKT_VCC | Backlight power | PWR |
| 26 | BLKT_VCC | Backlight power | PWR |
| 27 | BLKT_GND | Backlight ground | GND |
| 28 | BLKT_GND | Backlight ground | GND |
| 29 | BLKT_GND | Backlight ground | GND |
| 30 | GND | Ground | GND |
eDP (Embedded DisplayPort) 1.4 is the standard interface between laptop motherboards and LCD panels using a 30-pin or 40-pin ZIF FPC connector, carrying up to 4 lanes of differential video data plus backlight power.