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docs: add type c connector to bom
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README.md
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README.md
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## BOM
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| Part | Quantity | Price | LCSC | Notes |
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| --- | --- | --- | --- | --- |
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| PCB (OSHPark) | 1 | $47.25 | | Purple PCB; Most expensive manufacturer but also looks gorgeous |
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| PCB (JLCPCB) | 1 | $24.82 | | Custom PCB - Green; Mid-range price |
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| PCB (PCBWay) | 1 | $12.80 | | Custom PCB - Various colors; Most affordable option (kinda suprisingly?) |
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| Seeed XIAO RP2040 | 1 | $3.99 | [Seeed Studio](https://www.seeedstudio.com/XIAO-RP2040-v1-0-p-5026.html) | Brain of the operation |
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| SK6812 LEDs | 65 | $6.40 | [C5380879](https://www.lcsc.com/product-detail/RGB-LEDs-Built-in-IC_OPSCO-Optoelectronics-SKC6812RGBW-WS-B_C5380879.html?s_z=n_rgbw) | RGB addressable LEDs; $0.0985 each, forms the 8x8 grid |
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| LIS3DHTR Accelerometer | 1 | $0.60 | [C15134](https://www.lcsc.com/product-detail/Accelerometers_STMicroelectronics-LIS3DHTR_C15134.html?s_z=n_LIS3DHTR) | 3-axis accelerometer; same as the one used on the spark tilt jam |
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| Capacitor 100nF - ceramic | 20 (min size) need 1 | $0.29 | [C24497](https://www.lcsc.com/product-detail/Multilayer-Ceramic-Capacitors-MLCC-SMD-SMT_Samsung-Electro-Mechanics-CL31B104KBCNNNC_C24497.html?s_z=n_1206%2520100nf) | 1206 package |
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| Capacitor 10uF - ceramic | 10 (min size) need 9 | $0.34 | [C13585](https://www.lcsc.com/product-detail/Multilayer-Ceramic-Capacitors-MLCC-SMD-SMT_Samsung-Electro-Mechanics-CL31A106KBHNNNE_C13585.html?s_z=n_10uf%25201206) | 1206 package |
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| Capacitor 10nf - ceramic | 20 (min size) need 1 | $0.23 | [C1846](https://www.lcsc.com/product-detail/Multilayer-Ceramic-Capacitors-MLCC-SMD-SMT_FH-Guangdong-Fenghua-Advanced-Tech-1206B103K500NT_C1846.html?s_z=n_10nf%25201206) | 1206 package |
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| Capacitor 100uF - electrolytic | 5 (min size) need 1 | $0.87 | [C1954161](https://www.lcsc.com/product-detail/Tantalum-Capacitors_Vishay-Intertech-TMCMA0J107MTRF_C1954161.html?s_z=n_100uf) | 1206 package |
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| Capacitor 470uF - polymer | 5 (min size) need 1 | $0.59 | [C41410213](https://www.lcsc.com/product-detail/Polymer-Aluminum-Capacitors_Yunxing-SPT1AM471E09TRVZC_C41410213.html?s_z=n_470uf%252010v%2520polymer) | 10V 470uF Polymer ±20% SMD,D6.3xL9mm Polymer Aluminum Capacitors ROHS |
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| Part | Quantity | Price | LCSC | Notes |
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| ------------------------------ | -------------------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------ |
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| PCB (OSHPark) | 1 | $47.25 | | Purple PCB; Most expensive manufacturer but also looks gorgeous |
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| PCB (JLCPCB) | 1 | $24.82 | | Custom PCB - Green; Mid-range price |
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| PCB (PCBWay) | 1 | $12.80 | | Custom PCB - Various colors; Most affordable option (kinda suprisingly?) |
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| Seeed XIAO RP2040 | 1 | $3.99 | [Seeed Studio](https://www.seeedstudio.com/XIAO-RP2040-v1-0-p-5026.html) | Brain of the operation |
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| SK6812 LEDs | 65 | $6.40 | [C5380879](https://www.lcsc.com/product-detail/RGB-LEDs-Built-in-IC_OPSCO-Optoelectronics-SKC6812RGBW-WS-B_C5380879.html?s_z=n_rgbw) | RGB addressable LEDs; $0.0985 each, forms the 8x8 grid |
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| LIS3DHTR Accelerometer | 1 | $0.60 | [C15134](https://www.lcsc.com/product-detail/Accelerometers_STMicroelectronics-LIS3DHTR_C15134.html?s_z=n_LIS3DHTR) | 3-axis accelerometer; same as the one used on the spark tilt jam |
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| Capacitor 100nF - ceramic | 20 (min size) need 1 | $0.29 | [C24497](https://www.lcsc.com/product-detail/Multilayer-Ceramic-Capacitors-MLCC-SMD-SMT_Samsung-Electro-Mechanics-CL31B104KBCNNNC_C24497.html?s_z=n_1206%2520100nf) | 1206 package |
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| Capacitor 10uF - ceramic | 10 (min size) need 9 | $0.34 | [C13585](https://www.lcsc.com/product-detail/Multilayer-Ceramic-Capacitors-MLCC-SMD-SMT_Samsung-Electro-Mechanics-CL31A106KBHNNNE_C13585.html?s_z=n_10uf%25201206) | 1206 package |
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| Capacitor 10nf - ceramic | 20 (min size) need 1 | $0.23 | [C1846](https://www.lcsc.com/product-detail/Multilayer-Ceramic-Capacitors-MLCC-SMD-SMT_FH-Guangdong-Fenghua-Advanced-Tech-1206B103K500NT_C1846.html?s_z=n_10nf%25201206) | 1206 package |
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| Capacitor 100uF - electrolytic | 5 (min size) need 1 | $0.87 | [C1954161](https://www.lcsc.com/product-detail/Tantalum-Capacitors_Vishay-Intertech-TMCMA0J107MTRF_C1954161.html?s_z=n_100uf) | 1206 package |
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| Capacitor 470uF - polymer | 5 (min size) need 1 | $0.59 | [C41410213](https://www.lcsc.com/product-detail/Polymer-Aluminum-Capacitors_Yunxing-SPT1AM471E09TRVZC_C41410213.html?s_z=n_470uf%252010v%2520polymer) | 10V 470uF Polymer ±20% SMD,D6.3xL9mm Polymer Aluminum Capacitors ROHS |
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| USB-c connector | 5 (min size) need 1 | $0.87 | [C165948](https://www.lcsc.com/product-detail/C165948.html) | 5A 1 16P Female Type-C SMD USB Connectors ROHS |
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Total (with pcbway): ~$27.38
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Total (with pcbway): ~$28.25
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## Schematics
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#### XIAO RP2040 Connections
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| XIAO Pin | Connected To | Description |
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| --- | --- | --- |
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| D0/GPIO26/A0 | - | Unused |
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| D1/GPIO27/A1 | - | Unused |
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| D2/GPIO28/A2 | - | Unused |
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| D3/GPIO29/A3 | - | Unused |
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| D4/GPIO6/SDA | LIS3DHTR SDA | I2C Data Line |
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| D5/GPIO7/SCL | LIS3DHTR SCL | I2C Clock Line |
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| D6/GPIO0/TX | - | Unused |
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| D7/GPIO1/RX | NEOPIXEL_SIG | LED Data In |
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| D8/GPIO2/SCK | - | Unused |
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| D9/GPIO4/MISO | - | Unused |
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| D10/GPIO3/MOSI | - | Unused |
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| 3V3 | LIS3DHTR VDD_IO | 3.3V Power |
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| GND | LIS3DHTR GND, LEDs GND | Ground |
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| 5V | LEDs VDD | 5V Power |
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| XIAO Pin | Connected To | Description |
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| -------------- | ---------------------- | -------------- |
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| D0/GPIO26/A0 | - | Unused |
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| D1/GPIO27/A1 | - | Unused |
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| D2/GPIO28/A2 | - | Unused |
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| D3/GPIO29/A3 | - | Unused |
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| D4/GPIO6/SDA | LIS3DHTR SDA | I2C Data Line |
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| D5/GPIO7/SCL | LIS3DHTR SCL | I2C Clock Line |
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| D6/GPIO0/TX | - | Unused |
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| D7/GPIO1/RX | NEOPIXEL_SIG | LED Data In |
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| D8/GPIO2/SCK | - | Unused |
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| D9/GPIO4/MISO | - | Unused |
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| D10/GPIO3/MOSI | - | Unused |
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| 3V3 | LIS3DHTR VDD_IO | 3.3V Power |
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| GND | LIS3DHTR GND, LEDs GND | Ground |
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| 5V | LEDs VDD | 5V Power |
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#### LIS3DHTR Accelerometer
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| LIS3DHTR Pin | Connected To | Description |
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| --- | --- | --- |
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| VDD | 3.3V | Power Supply |
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| VDD_IO | 3.3V | Interface Power |
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| GND | GND | Ground |
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| SDA | XIAO D4 | I2C Data |
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| SCL | XIAO D5 | I2C Clock |
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| INT1 | - | Interrupt (not used) |
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| INT2 | - | Interrupt (not used) |
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| LIS3DHTR Pin | Connected To | Description |
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| ------------ | ------------ | -------------------- |
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| VDD | 3.3V | Power Supply |
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| VDD_IO | 3.3V | Interface Power |
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| GND | GND | Ground |
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| SDA | XIAO D4 | I2C Data |
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| SCL | XIAO D5 | I2C Clock |
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| INT1 | - | Interrupt (not used) |
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| INT2 | - | Interrupt (not used) |
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#### Wiring Diagram
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