KiCraft
laforestlabs
KiCad PCB automation toolkit — placement, routing, scoring, and experiment management
Components (15)
| Reference | Value | Description |
|---|---|---|
| U1 | ME6211C33M5G-N | LCSC C82942, 500mA 3.3V LDO, SOT-23-5 |
| U2 | STM32L051C8T6 | LCSC C110878, 64KB Flash, 8KB RAM, LQFP-48 |
| U3 | SX1276S9S+T-X1 | LCSC C718835, Vollgo SX1276-based LoRa module 915MHz, 16x16mm |
| C1,C2 | 1µF | X5R/X7R 0805 ceramic, 16V rating |
| C3-C6,C12,C14 | 100nF | Decoupling for LoRa module,Decoupling for VDD pin group 1,Decoupling for VDD pin group 2,Decoupling for VDDA,Decoupling for VDDIO2,Sensor input RC filter shunt cap |
| C7,C13 | 10µF | Bulk decoupling cap near MCU,Bulk decoupling for LoRa module |
| C8,C9 | 20pF | HSE crystal load cap |
| C10,C11 | 12.5pF | LSE crystal load cap |
| J1 | SMA_Connector | LCSC C496549, through-hole SMA connector, 50 ohm |
| J2 | SWD_1x04 | SWD debug header: SWDIO, SWCLK, 3.3V, GND |
| J3 | Screw_Terminal_1x03 | 3-pin screw terminal for external sensor (VCC, Signal, GND) |
| R1 | 100k | NRST pull-up to 3.3V |
| R2,R3 | 10k | BOOT0 pull-down to GND,Sensor input RC filter series resistor |
| Y1 | 8MHz | 8 MHz HSE crystal, 3225 SMD, 20pF CL |
| Y2 | 32.768kHz | LSE crystal, 32.768 kHz, 7pF CL, SMD |