BOM.md

 | **Part** | **Qty** | **Locations** | **Package** | **Notes** | **Links** |
 | ---  | --- | ---       | ---     | ---   | ---   |
 | 0.1uF | 15 | C1, C5, C9, C11, C12, C18, C19, C24, C25, C29, C30, C31, C32, C34, C35 | C025-024X044
+| LED | 14 | LED1~14 | 3mm | Colors to taste - typically 7x blue, 4x orange/yellow, 3x green
+| SPST Momentary Pushbutton | 7 | SWA, SWB, SWC, SWDOWN, SWLEFT, SWRIGHT, SWUP | 6mm
+| 10k | 6 | R13, R17, R18, R26, R27, R28 | 0204/7
+| 2k2 | 5 | R1, R2, R10, R21, R22 | 0204/7
+| 1uF | 5 | C8, C14, C15, C16, C17 | E2-4
+| 100uF | 5 | C20, C21, C26, C28, C33 | E2.5-7
+| 10uF | 4 | C2, C6, C7, C10 | E2.5-5
+| 1N5819 | 3 | D1, D2, D3 | DO41
+| PCA9634D| 2 | IC9, IC10 | SOIC
+| 82k | 2 | R3, R4 | 0204/7
+| 74(A)HCT595 | 2 | IC2, IC3 | DIP | 74AHCT595 is easier to find in DIP. Must accept 40MHz clock. Other variants (HC, LS) will not be reliable
+| 5k6 | 2 | R9, R11 | 0204/7
+| 47k | 2 | R5, R7 | 0204/7
+| 22pF | 2 | C22, C23 | C025-024X044
+| 1k bussed 8-resistor network | 2 | RN1, RN3 | SIL9 | Must be bussed
+| 15k | 2 | R15, R16 | 0204/7
+| 120pF | 2 | C3, C4 | C025-024X044
+| 130k | 2 | R6, R8 | 0204/7
+| 10R | 2 | R19, R20 | 0204/7
+| 100k | 2 | R24, R25 | 0204/7
+| USB B Female | 1 | J1 | | asdasdsad
+| UA78M33 | 1 | IC1 | TO-220 | Any TO-220 3.3v linear reg with the same pinout will work
+| TPA6111A2 | 1 | IC11 | SOIC
+| 100uH | 1 | L1 | Through-hole
+| power jack | aaa | bbb | ccccccccccccccccccc
+| OS102011MS2QN1 power switch | 1 | S2 
+| MCP23017 | 1 | IC4 | DIP | **NOT** MCP23S17
+| SA5532 | 1 | IC5 | DIP | Many other opamps will work
+| power sw fet | aaa | bbb | Ccccccccccccccccccc
+| ESP-WROOM-32 | 1 | IC12 | Castellated module | ESP32-WROOM-32D module also compatible. Use 4MByte flash version
+| CH340G | 1 | IC14 | SOIC
+| 7805 | 1 | IC6 | TO-220
+| 581002B02500G heatsink | 1 | KK1
+| 35RAPC4BHN2 headphone jack | 1 | J2 | Through-hole | Can be substituted for another brand's jack with the same footprint
+| 330uF | 1 | C13 | E2.5-7
+| 2041021-3 SD card slot | 1 | J3
+| 10k bussed 8-resistor network | 1 | RN2 | SIL9 | Must be bussed
+| 100k trimmer | 1 | R23 | S64W | 20-turn trimmer recommended
+| 100R | 1 | R12 | 0204/7 | Backlight resistor, value dependent on specific display. 100R should be okay for all types
+| YM2612 or YM3438 | 1 | IC7 | DIP | Watch out for fakes
+| SN76489AN | 1 | IC8 | DIP
+| ILI9341 display module | 1 | | | dsfsdfsdf
+| 14-pin 0.1" female header | 1 | JP1 | For display
+| 4x DIP switch bank | 1 | S1 | Through-hole
+| 12MHz crystal | 1 | Y1 | HC49
+| 16mm 10k audio-taper pot | 1 | R14 | 16mm through-hole | Many types will work
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