Heimdall
Heimdall is an open source STM32 PCB design by modern-hobbyist: a 4-layer, 405.4 × 159 mm board with 316 components (21 distinct parts). It is built around the STM32F072CBT6, PRTR5V0U2X, XC6206PxxxMR-Regulator_Linear, TXB0101. Filed under keyboards.
Collection of KiCad PCB designs for custom keyboards, including full-sized and split ergonomic layouts with STM32F072CBT6 microcontrollers.
Built around
Parts list
316 components, 21 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | STM32F072CBT6 | LQFP-48_7x7mm_P0.5mm | U1 |
| 1 | PRTR5V0U2X | SOT-143 | U2 |
| 1 | XC6206PxxxMR-Regulator_Linear | SOT-23 | U3 |
| 1 | TXB0101 | SOT-363_SC-70-6_Handsoldering | U4 |
| 1 | Conn_01x04 | SSD1306-0.91-OLED-4pin-128x32 | J1 |
| 1 | USB_C_Receptacle_USB2.0 | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J2 |
| 1 | Conn_01x05 | PinHeader_1x05_P2.54mm_Vertical | J3 |
| 2 | SW_SPST | SW_SPST_TL3342 | BOOT1, RST1 |
| 1 | 500mA | Fuse_1206_3216Metric | F1 |
| 124 | MX_SW_solder | SW_MX_1u | MX1, MX2, MX3, MX4, MX5, MX6, MX7, MX8 +116 |
| 4 | MX_stab | STAB_MX_2u | S1, S6, S7, S8 |
| 2 | MX_stab | STAB_MX_P_2.25u | S2, S4 |
| 1 | MX_stab | STAB_MX_P_2.75u | S3 |
| 1 | MX_stab | STAB_MX_P_6.25u | S5 |
| 124 | D | D_SOD-123 | D1, D2, D3, D4, D5, D6, D7, D8 +116 |
| 17 | WS2812B | LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D120, D121, D122, D123, D124, D125, D126, D127 +9 |
| 7 | 100nF | C_0402_1005Metric | C1, C3, C4, C5, C6, C7, C8 |
| 1 | 10uF | C_0603_1608Metric | C2 |
| 2 | 1uF | C_0402_1005Metric | C9, C10 |
| 19 | 0.1uF | C_0402_1005Metric | C11, C12, C13, C14, C15, C16, C17, C18 +11 |
Show 1 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | 5.1k | R_0402_1005Metric | R1, R2, R3, R4 |
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