one-rom
piersfinlayson
The most flexible and powerful ROM replacement for retro systems - using a Raspberry Pi RP2350 microcontroller.
Components (21)
| Reference | Value | Description |
|---|---|---|
| U1 | RP2354B | |
| U2 | Conn_02x16_Counter_Clockwise | Generic connector, double row, 02x16, counter clockwise pin numbering scheme (similar to DIP package numbering), script generated (kicad-library-utils/schlib/autogen/connector/) |
| 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,C23 | 4.7uF | Unpolarized capacitor, small symbol |
| C4-C6,C8-C12,C14,C20-C22 | 0.1uF | Unpolarized capacitor, small symbol |
| C18,C19 | 15pF | Unpolarized capacitor, small symbol |
| D1 | LED_Small | Light emitting diode, small symbol |
| D2,D3 | 1N5819WS | |
| D4 | XL-1010RGBC-WS2812B | RGB LED with integrated controller, 1.0 x 1.0 mm, 20mA |
| J1 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
| J2 | Conn_02x04_Odd_Even | Generic connector, double row, 02x04, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3,J4 | Conn_01x02_Pin | Generic connector, single row, 01x02, script generated |
| L1 | 3.3u | Inductor, small symbol |
| R1,R3,R7,R8 | 10K | Resistor, small symbol |
| R2,R5,R6,R13 | 1K | Resistor, small symbol |
| R4 | 33R | Resistor, small symbol |
| R9,R10 | 5K1 | Resistor, small symbol |
| R12 | 0R | Resistor, small symbol |
| Y1 | Crystal_GND24 | Four pin crystal, GND on pins 2 and 4 |