retro-sound
xrip
Transform your RP2040 into a COM port passthrough for classic FM sound chips: SAA1099, YM2413, SN76489, YM3812, and YMF262. Enjoy authentic retro audio from vintage computers and consoles using real sound chips using modern hardware.
Components (32)
| Reference | Value | Description |
|---|---|---|
| U1,U2 | TL074CN | |
| U11 | RP2040-Zero | |
| C1,C3,C4,C11,C13,C19,C20,C22,C30 | 0.1 | |
| C2,C12,C16,C18,C28 | 10.0 | |
| C5-C10 | 2,2uF | |
| C14,C15 | 100p | |
| C17,C21 | 2.7nF | |
| C23-C25,C27 | 10nF | |
| C26 | 68pF | |
| C29,C31 | 100.0 | |
| C32 | 47.0 | |
| D1 | OPL3 | |
| D2 | SN1 | |
| D3 | SAA1 | |
| D5 | SAA2 | |
| D6 | OPL2 | |
| DA1 | SN76489 | |
| DA2 | Y3014B | |
| DA4 | YMF262 | |
| DA7 | YM3812 | |
| DA8 | YAC512-M | |
| DA9,DA10 | SA1099 | |
| J1 | Audio OUT | |
| L1-L3 | 10uH | |
| R1-R5 | 300 | |
| R6,R9 | 100k | |
| R7,R8,R12,R13 | 22k | |
| R10,R11 | 150k | |
| R14,R15 | 51k | |
| R16,R17,R25,R26,R29,R30 | 1k | |
| R18 | 33 | |
| R19,R20,R22-R24 | 10k |