QRET 23-24 SRAD Communications Module
About the QRET 23-24 SRAD Communications Module
QRET 23-24 SRAD Communications Module is an open source STM32 PCB design by Queens-Rocket-Engineering-Team, published on GitHub. It is a 4-layer board measuring 69.5 × 62.6 mm, with 69 components from 41 distinct parts.
Its main chip is the STM32F103CBT6, from the STM32 family. Other key parts include the LoRa1262F30, W25Q128JVS, AMS1117-3.3, LM66100DCKR and CP2102N-Axx-xQFN28. By type, the board carries 27 capacitors, 16 resistors, 12 ICs, 6 diodes, 2 connectors and 2 switches.
It belongs with the rf & radio and sensors designs in this gallery.
From the project
QRET Avionics hardware, firmware, and documentation for 2023 to 2025.
This directory contains all schematics involved in this iteration of the Avionics system.
Main components on the QRET 23-24 SRAD Communications Module
QRET 23-24 SRAD Communications Module bill of materials (BOM)
69 components, 41 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LoRa1262F30 | LoRa1262F30 | U1 |
| 1 | W25Q128JVS | SOIC-8_5.23x5.23mm_P1.27mm | U2 |
| 1 | AMS1117-3.3 | SOT-223-3_TabPin2 | U3 |
| 5 | LM66100DCKR | SC-70-6_Handsoldering | U4, U5, U6, U10, U11 |
| 1 | STM32F103CBT6 | LQFP-48_7x7mm_P0.5mm | U7 |
| 1 | CP2102N-Axx-xQFN28 | QFN-28-1EP_5x5mm_P0.5mm_EP3.35x3.35mm | U8 |
| 1 | ISO1042BDWVR | SOIC-8 ISO1042BDWV | U9 |
| 1 | TPM8837C-SO1R | SOP-8_TPK | U12 |
| 1 | X322516MMB4SI | Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | USB_C_Female_USB2_Small | USB_C_DB-108PWB | J1 |
| 1 | SWD_01x04_Pin | SWD_PinHeader_1x04_P2.54mm_Horizontal_SMD | J2 |
| 1 | SMA Antenna | KH-SMA-K513-G | AE1 |
| 1 | PS1240P02BT | Buzzer_12.6x9.5RM5.0 | BZ1 |
| 1 | SW_STM_RESET | SW_Push_1P1T_XKB_TS-1187A | SW1 |
| 1 | SW_STM_BOOT_MODE | SW_Push_1P1T_XKB_TS-1187A | SW2 |
| 1 | PWR_LED (GRN) | LED_0805_2012Metric | D1 |
| 2 | 1N5819WS | D_SOD-323 | D2, D3 |
| 2 | WS2812B | LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D4, D6 |
| 1 | DB_LED (YLW) | LED_0603_1608Metric | D5 |
| 1 | 100R | R_0805_2012Metric | FB1 |
Show 21 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | 10uF | C_0603_1608Metric | C1, C3, C22 |
| 4 | 100nF | C_0603_1608Metric | C2, C15, C23, C27 |
| 6 | 1uF | C_0603_1608Metric | C4, C5, C6, C11, C25, C26 |
| 1 | 100uF | CP_Elec_6.3x5.9 | C7 |
| 1 | 10uF | CP_Elec_4x5.4 | C8 |
| 4 | 100n | C_0402_1005Metric | C9, C10, C12, C13 |
| 1 | 10n | C_0603_1608Metric | C14 |
| 2 | 10p | C_0603_1608Metric | C16, C18 |
| 2 | 1uF | C_0805_2012Metric | C17, C19 |
| 2 | 0.1u | C_0603_1608Metric | C20, C21 |
| 1 | 47uF | CP_Elec_4x5.4 | C24 |
| 5 | 10k | R_0603_1608Metric | R1, R2, R3, R7, R14 |
| 1 | 1.5k | R_0603_1608Metric | R4 |
| 1 | 3.3k | R_0603_1608Metric | R5 |
| 2 | 100k | R_0603_1608Metric | R6, R8 |
| 1 | 680R | R_0603_1608Metric | R11 |
| 1 | 30k | R_0603_1608Metric | R13 |
| 1 | 22k | R_0603_1608Metric | R15 |
| 2 | 5.1k | R_0603_1608Metric | R16, R17 |
| 1 | 47k | R_0603_1608Metric | R18 |
| 1 | 1k | R_0603_1608Metric | R19 |
QRET 23-24 SRAD Communications Module design files
The KiCad project lives in the Queens-Rocket-Engineering-Team/Avionics-23-26 repository on GitHub; these links point at the commit this page was built from.
QRET 23-24 SRAD Communications Module: common questions
What microcontroller does the QRET 23-24 SRAD Communications Module use?
The QRET 23-24 SRAD Communications Module is built around the STM32F103CBT6, from the STM32 family.
How big is the QRET 23-24 SRAD Communications Module?
The QRET 23-24 SRAD Communications Module measures 69.5 × 62.6 mm, has 4 copper layers and is 1.6062 mm thick.
How many components are on the QRET 23-24 SRAD Communications Module?
69 components, from 41 distinct parts. The full bill of materials is listed on this page.
Where can I download the QRET 23-24 SRAD Communications Module design files?
From the Queens-Rocket-Engineering-Team/Avionics-23-26 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the QRET 23-24 SRAD Communications Module design in my own project?
The repository has no license, so all rights stay with Queens-Rocket-Engineering-Team. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the QRET 23-24 SRAD Communications Module 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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