Asus Gl553v Schematic May 2026

| ROM | Size | Location | Function | Pins | |-----|------|----------|----------|------| | U1 (25Q64) | 8MB | Near PCH | Main BIOS (ME region + BIOS code) | CS0# → PCH SPI | | U2 (25Q128) | 16MB | Near EC | EC firmware + calibration data | CS1# → EC SPI |