one-rom
piersfinlayson
The most flexible and powerful ROM replacement for retro systems - using a Raspberry Pi RP2350 microcontroller.
Components (19)
| Reference | Value | Description |
|---|---|---|
| U1 | RP2350_60QFN | |
| U2 | 28 Pin ROM | UV Erasable EPROM 512 KiBit, [Obsolete 2007-01] |
| U3 | AP2112K-3.3 | |
| U4 | USBLC6-2P6 | Very low capacitance ESD protection diode, 2 data-line, SOT-666 |
| U5 | W25Q16JVSS | 16Mbit / 2MiB Serial Flash Memory, Standard/Dual/Quad SPI, 2.7-3.6V, SOIC-8 (208 mil) |
| C1-C3,C7,C13,C15-C17 | 4.7uF | Unpolarized capacitor, small symbol |
| C4-C6,C8-C12,C14 | 0.1uF | Unpolarized capacitor, small symbol |
| C18,C19 | 15pF | Unpolarized capacitor, small symbol |
| D1 | LED_Small | Light emitting diode, small symbol |
| D2,D3 | 1N5819WS | |
| J1 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |