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thenfour
an electronic wind instrument / clarinet / flute / not sure
| Reference | Value | Description |
|---|---|---|
| IC1,IC3 | PCA9554APW,118 | 8-bit I2C-bus and SMBus I/O port with interrupt |
| IC2 | Injoinic IP5306 battery charge | |
| U2 | APCI0108-P001A Teensy_4.0_MicroMod | |
| U4 | PCM5102A | |
| U5 | TLV75533PDBV | |
| U6 | 6N138 | |
| U7 | TLV75733PDBV |
| U8,U10,U11 | MPR121, 0x5A |
|---|
| U9 | WS2812_HEADER LH to external |
|---|
| U12 | octave_keys_6 |
|---|
| U13 | stereo pot w switch sub-board | Potentiometers 10K AUDIO |
|---|
| U14 | stereo pot subboard template |
|---|
| C1,C7,C8,C12,C15-C17 | 10uF |
|---|
| C2,C3,C10,C11,C13,C14,C23,C26-C29,C31,C32 | 0.1uF |
|---|
| C4-C6,C9 | 2.2uF |
|---|
| C18,C19,C21,C22,C24,C25 | 22uF |
|---|
| C20 | 0.22uF |
|---|
| D1 | 1N4148WS |
|---|
| D2 | 25% |
|---|
| D3 | 50% |
|---|
| D4 | 75% |
|---|
| D5 | 100% |
|---|
| D6-D17,D25 | WS2812B |
|---|
| H1 | M.2 riser 2.5mm |
|---|
| J1 | header i2c pressure |
|---|
| J2 | lh_header_i2c_main |
|---|
| J5 | XKB_U262-16XN-4BVC11 USB-C recept |
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| J6 | RH touch keys header |
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| J7 | I2C HEADER main to PITCH |
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| J9 | OLED_HEADER |
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| J10 | LH header multi to main |
|---|
| J11 | microSD SOFNG TF-15x15 |
|---|
| J12 | main header multi to LH |
|---|
| J14 | header_i2c_lh to pressure |
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| J15 | StereoPot_SW_CommonAudioGND |
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| J18 | header lh_keys |
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| J21 | encoder header |
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| L1 | 1uH |
|---|
| NT2 | NetTie_2 |
|---|
| R1-R3 | 22R |
|---|
| R4,R5,R7 | 470R |
|---|
| R6 | 220R |
|---|
| R8,R9 | 47R |
|---|
| R10 | 2R |
|---|
| R11,R15,R19,R35 | 10k |
|---|
| R12 | 0.5R |
|---|
| R13,R14 | 5.1k |
|---|
| R16,R20,R36 | 75k |
|---|
| R17,R18 | 4.7k |
|---|
| SW1 | sw_program |
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| SW2 | sw_RHx1 |
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| SW3 | sw_RHx2 |
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| SW4 | sw_RHx3 |
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| SW5 | sw_RHx4 |
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| SW6 | sw_batteryindicator |
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| SW7 | SW_OK |
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| SW9 | SW_BACK |
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| SW10 | SW_x1 |
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| SW11 | SW_x2 |
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| SW12 | SW_x3 |
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| SW13 | SW_y1 |
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| SW14 | SW_y2 |
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