STM32WL-DevKit RevB
About the STM32WL-DevKit RevB PCB
STM32WL-DevKit RevB is an open source STM32 PCB design by OLIMEX, published on GitHub under the GPL-3.0 license. It is a 4-layer board measuring 58.4 × 55.9 mm, with 49 components from 30 distinct parts.
Its main chip is the BB-STM32WL, from the STM32 family. Other key parts include the ME6210-SOT89, STM32L052K8Ux, IIS2MDC and BME280. By type, the board carries 18 resistors, 12 capacitors, 4 ICs, 3 LEDs, 2 switches and 1 module.
It belongs with the sensors, usb & debug tools and rf & radio designs in this gallery.
From the project
STM32WL SOC LoRa / LoRaWAN development board with JTAG debugger and sensors for light, temperature, humidity, pressure, 3-axis digital magnetometer
Product page: https://www.olimex.com/Products/IoT/LoRa/LoRa-STM32WL-DevKit/
Main components on the STM32WL-DevKit RevB
STM32WL-DevKit RevB bill of materials (BOM)
49 components, 30 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ME6210-SOT89 | SOT89 | U1 |
| 1 | STM32L052K8Ux | QFN-32_EP_5.3x5.3_Pitch0.5mm | U2 |
| 1 | IIS2MDC | LGA-12_2X2_0.5 | U3 |
| 1 | BME280 | BME280 | U4 |
| 1 | BB-STM32WL | BB-STM32WLE | MOD1 |
| 1 | CON10 | HN1x10 | CON1 |
| 1 | Battery | BATTERY-1xAA | BAT1 |
| 1 | WPM2015 | SOT23 | FET1 |
| 1 | JP1E | HN1x2_Jumper | JP2 |
| 1 | SJ | WU02S | SB1 |
| 1 | SJ_Closed | SJ_1_SMALLER_TIED | SJ1 |
| 2 | T1107A(6x3,8x2,5MM) | T1107A(6x3,8x2,5MM) | SW1, SW2 |
| 1 | BH10S | GBH-254-SMT-10 | UEXT1 |
| 1 | USB-DEBUG | USB-MICRO_MISB-SWMM-5B_LF | USB1 |
| 1 | RLED | LED_0603_KA | LED1 |
| 1 | GLED | LED_0603_KA | LED2 |
| 1 | YLED | LED_0603_KA | LED3 |
| 1 | 1N5819 | SOD-123_KA | D1 |
| 4 | 4.7uF_6.3V | C_0603_5MIL_DWS | C1, C4, C7, C9 |
| 3 | 100n | C_0402_5MIL_DWS | C2, C3, C12 |
Show 10 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 2.2uF_6.3V | C_0402_5MIL_DWS | C5 |
| 3 | 220nF | C_0402_5MIL_DWS | C6, C8, C10 |
| 1 | 2.2 uF | C_0402_5MIL_DWS | C11 |
| 3 | 220R | R_0402_5MIL_DWS | R1, R5, R6 |
| 2 | 1.5K | R_0402_5MIL_DWS | R2, R4 |
| 3 | 2.2K | R_0402_5MIL_DWS | R3, R14, R16 |
| 2 | 22R | R_0402_5MIL_DWS | R7, R12 |
| 1 | R_PHOTO-Device | R_PHOTO | R8 |
| 2 | 10K | R_0402_SMALL | R9, R18 |
| 5 | 10K | R_0402_5MIL_DWS | R10, R11, R13, R15, R17 |
STM32WL-DevKit RevB design files
The KiCad project lives in the OLIMEX/LoRa-STM32WL-DevKIT repository on GitHub; these links point at the commit this page was built from.
STM32WL-DevKit RevB: common questions
What microcontroller does the STM32WL-DevKit RevB use?
The STM32WL-DevKit RevB is built around the BB-STM32WL, from the STM32 family.
How big is the STM32WL-DevKit RevB PCB?
The STM32WL-DevKit RevB measures 58.4 × 55.9 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the STM32WL-DevKit RevB?
49 components, from 30 distinct parts. The full bill of materials is listed on this page.
Where can I download the STM32WL-DevKit RevB design files?
From the OLIMEX/LoRa-STM32WL-DevKIT repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the STM32WL-DevKit RevB design in my own project?
Yes, under the terms of its GPL-3.0 license, which OLIMEX chose for the repository.
Can I test firmware for the STM32WL-DevKit RevB without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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