21931. Ic501 Fix | Demul Mpr-

| Pin Group | Pins | Signal | Notes | |-----------|------|--------|-------| | 1-24 | 24 | D[0:23] | Digital RGB input from PowerVR2 (3.3V logic) | | 25-28 | 4 | VSYNC, HSYNC, CSYNC, CLK | Composite sync generation possible | | 29-36 | 8 | VREF, GND, AVDD | Analog power and reference voltage (5V) | | 37-48 | 12 | R_OUT, G_OUT, B_OUT, COMP | Analog outputs to VGA (0.7V p-p) |

Often labeled as IC501 on printed circuit boards (PCBs). demul mpr- 21931. ic501

On a physical Sega Dreamcast motherboard (specifically revision VA1), refers to the chip, which is labeled as ConsoleMods Wiki Solution: How to Fix the Error | Pin Group | Pins | Signal |