| Pin # | Name | Type | Description | |-------|-----------|-----------|----------------------------------------------| | 1 | VDD | Power | Core logic supply (typically 3.3V or 5V) | | 2 | GND | Ground | Digital ground | | 3 | R0 | Input | Red pixel data LSB | | 4-10 | R[1:7] | Input | Red pixel data MSBs | | 11 | GND | Ground | Digital ground | | 12-19 | G[0:7] | Input | Green pixel data | | 20 | VDD | Power | I/O supply | | 21 | B0 | Input | Blue pixel data LSB | | 22-29 | B[1:7] | Input | Blue pixel data MSBs | | 30 | CLK | Input | Pixel clock input | | 31 | HSYNC | Input | Horizontal sync | | 32 | VSYNC | Input | Vertical sync | | 33 | DE | Input | Data enable | | 34 | POL | Output | Polarity inversion signal (to column driver) | | 35 | STH/STV | Output | Start pulse (horizontal or vertical) | | 36 | CPH1 | Output | Source driver clock phase 1 | | 37 | CPH2 | Output | Source driver clock phase 2 | | 38 | OE | Output | Output enable for source drivers | | 39 | VCOM | Output | Common electrode voltage reference | | 40 | GND | Ground | Analog ground |
Based on typical schematics and service manuals involving the IN518: Enables the gamma voltage generation. AVDD (17V/12V): The high-voltage analog power supply input. inx in518 ic pinout diagram top
LCD monitor boards, power supplies, LED drivers, portable consumer electronics. | Pin # | Name | Type |