STM32F4 Flight Controller Template
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template6 Stars
Test Project
... show moreThe Open-Source Laptop Webcam Module is a critical component of our open-source laptop initiative. This module will provide high-definition video capture capabilities while adhering to the principles of open-source design. The module must integrate seamlessly with the laptop’s mainboard, ensuring compatibility, ease of assembly, and potential for future upgrades.17 Comments
1 Star
Webcam & TouchKey Laptop PCB
... show moreThis project involves designing a PCB for the lid assembly of an open-source laptop. The design integrates various sensors, including a microphone, camera, and ambient light sensor, ensuring precise alignment with the display glass. It features touch sensors to control LED lighting, spring-loaded contacts for touch-key interaction, and 3D-printed light diffusers for efficient lighting. Additionally, the PCB includes a power management system with status LEDs and a PFC for connecting to the external laptop PCB. The goal is to create a versatile, upgradeable, and user-friendly component for the laptop's lid.Specific parts of the project include- Microphone - Audio input capture
- Ambient Light Sensor Module - Light intensity measurement
- Camera - Video capture
- LDO Regulators (3 TLV74 Series) - Voltage regulation for different components
- Crystal - Clock generation
- Touch Sensor Controller - Touch-key interaction
- Flip-Flop - State keeping in logic circuits
- LEDs (LTRBR37G Series) - Lighting indication
- FPC Connector - Interface with main laptop PCB
15 Comments
1 Star
STM32F4 Flight Controller Template oB1U
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template1 Comment
1 Star
ESP32 x86 PC
... show moreA self-contained “retro PC” platform built around the ESP32, exposing classic PC-style IO: VGA video, PS/2 keyboard/mouse, audio-out to an onboard speaker, microSD storage, plus USB-C for power and USB-UART for programming/debug.1 Star
Brainstorm a new project with AI [Example]
... show moremake this for me nowDevice Summary & Specification Sheet1. OverviewA rugged, Arduino-Uno-and-Raspberry-Pi-style single-board micro-PC featuring:- Smartphone-class CPU (Snapdragon 990)
- USB-C Power Delivery + 4×AA alkaline backup + ambient-light harvester
- On-board Arduino-Uno-compatible ATmega328P
- External NVMe SSD via USB3 bridge & optional Thunderbolt 3 eGPU support
- 5× USB 3.0 ports, HDMI in/out, Gigabit Ethernet & SFP fiber, Wi-Fi, Bluetooth, LoRa
- 0.96″ OLED status display, 3.5 mm audio jack with codec
2. Key Specifications
Category Specification CPU Snapdragon 990, octa-core up to 2.84 GHz Memory 6 GB LPDDR4x DRAM Storage Interface PCIe Gen3 ×4 → M.2 NVMe + USB 3.1 Gen1 bridge MCU ATmega328P (Arduino-Uno-compatible) Power Input USB-C PD up to 20 V/5 A; 4×AA alkaline backup; ambient-light photodiode boost Power Rails 12 V, 5 V, 3.3 V, 1.8 V, 1.2 V via buck/buck-boost regulators USB Hub 5× USB 3.0 downstream ports Display 0.96″ 128×64 OLED via I²C/SPI Networking 1 × Gigabit RJ45; 1 × SFP fiber; Wi-Fi 802.11ac + Bluetooth; LoRa SX1276 Video I/O HDMI 2.0 input (RX) & output (TX) Audio 3.5 mm jack + TLV320AIC3101 codec; Bluetooth audio Form Factor Raspberry Pi–style header + Arduino-Uno shield headers; 4× standoff mounts
3. Complete Parts List
Part Function Qty Snapdragon 990 Main application CPU 1 LPDDR4x DRAM System memory 1 eMMC 64GB On-board storage 1 M.2 NVMe Connector External SSD interface 1 JMS583 PCIe→USB 3.1 bridge for NVMe 1 Titan Ridge Thunderbolt 3/eGPU controller 1 STUSB4500 USB-C Power-Delivery controller 1 LTC4412 Ideal-diode OR-ing 1 LTC3108 Ambient-light (solar) energy harvester 1 Battery Holder 4×AA Alkaline backup power 1 TPS53318 6 V→5 V synchronous buck regulator 1 MCP1700-3302E/TO 6 V→3.3 V LDO 1 TPS63060 Buck-boost for 12 V rail (eGPU power) 1 ATmega328P Arduino-Uno microcontroller 1 ESP32-WROOM-32 Wi-Fi + Bluetooth co-processor 1 SX1276 LoRa transceiver 1 TUSB8041 5-port USB 3.0 hub IC 1 Ethernet PHY Gigabit Ethernet physical transceiver 1 SFP Cage Fiber-optic SFP module connector 1 TDA19978 HDMI 2.0 receiver (input) 1 TFP410 HDMI 2.0 transmitter (output) 1 TLV320AIC3101 Audio codec for 3.5 mm jack & Bluetooth audio 1 Audio Jack 3.5mm Headphone/mic port 1 SSD1306 OLED Status display 1
4. High-Level Design & Implementation Steps-
Schematic Creation
- Section off blocks: CPU + memory, power-supply, NVMe/USB bridge, MCU, wireless, USB hub, video, audio, I/O headers.
- Place all parts from the list and wire per respective datasheet reference circuits.
-
Power System
- Implement USB-C PD with STUSB4500 → buck/buck-boost & LDO rails.
- Add LTC4412 to OR-ing battery pack into 6 V bus.
- Include LTC3108 harvest input to 6 V bus (no recharge to AA).
- Add decoupling & bulk caps per regulator datasheets; PTC fuses & ESD diodes on inputs.
-
SoC & High-Speed Interfaces
- Break out Snapdragon 990 BGA with DDR4 routing (point-to-point).
- Route PCIe Gen3 lanes to M.2 slot via JMS583 and to Titan Ridge for TB/eGPU.
- Follow high-speed layout guidelines: impedance, length matching, EMI filters.
-
MCU & Expansion Headers
- Place ATmega328P with UNO-style 2.54 mm headers; add ISP 6-pin, I²C pull-ups, reset circuit.
-
Connectivity Blocks
- USB hub: TUSB8041 + ESD + chokes → five USB-A 3.0 ports.
- Ethernet: RJ45 + magnetics + PHY; SFP cage + PHY/SFP interface.
- Wireless: ESP32 module pad + SX1276 + antenna matching; program pads.
-
Video & Audio
- HDMI RX (TDA19978) & TX (TFP410) blocks with TMDS ESD & termination.
- Audio codec + 3.5 mm jack; route differential audio lines; add ESD.
-
Display & Indicators
- SSD1306 OLED on I²C; add pull-ups & backlight power if needed.
- LEDs for power, charge, status.
-
PCB Layout & Mechanical
- Follow Raspberry Pi 2×20 header footprint & UNO shield hole pattern.
- Add reinforcement for rugged use; standoffs at corners.
- Define 4-layer stackup:
• Top: signal
• L2: GND
• L3: PWR
• Bottom: signal
-
DRC/ERC Reviews
- Run ERC for decoupling, pull-ups, power nets.
- Run DRC for high-speed clearance, differential pairs, via aspect ratios.
-
Fabrication & Testing
- Export Gerbers, IPC-2581, BOM.
- Prototype assembly; verify power sequencing, rails, interfaces.
- Functional tests: USB-C PD negotiation, NVMe throughput, eGPU over TB3, wireless comm, audio, OLED.
This spec sheet and part list should guide your Flux schematic and PCB layout workflow through to fabrication and validation. Let me know if you’d like to deep-dive into any specific block or review datasheet details next!1 Star
8x8 Display with IMU V2 for Video
... show moreChangelog/TODO: -Breakout the SPI Bus in a 2.54mm header in a snap off manner -add an IMU -Reorder the rows of the LEDs -Create an external USB-C UART programmer to provide programming and power7 Comments
Bethel Video + Lighting Control
Welcome to your new project. Imagine what you can build here.1 Comment
IoT Devices and Wearables (Edge Computing) | Copilot Preset Clone for Video
... show moreBuild connected IoT solutions using Copilot's template that guides on communication protocols, power consumption, and security measures. Tailored answers assist in designing smart sensors and actuators, with customizable requirement properties.1 Comment
IoT Devices and Wearables (Edge Computing) | Copilot Preset Clone for Video
... show moreBuild connected IoT solutions using Copilot's template that guides on communication protocols, power consumption, and security measures. Tailored answers assist in designing smart sensors and actuators, with customizable requirement properties.Laptop Webcam Module
... show moreThe Open-Source Laptop Webcam Module is a critical component of our open-source laptop initiative. This module will provide high-definition video capture capabilities while adhering to the principles of open-source design. The module must integrate seamlessly with the laptop’s mainboard, ensuring compatibility, ease of assembly, and potential for future upgrades30 Comments
STM32F4 Flight Controller Template
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template9 Comments
STM32F4 Flight Controller Template 8Eh1
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template7 Comments
ESP32 x86 PC
... show moreA self-contained “retro PC” platform built around the ESP32, exposing classic PC-style IO: VGA video, PS/2 keyboard/mouse, audio-out to an onboard speaker, microSD storage, plus USB-C for power and USB-UART for programming/debug.1 Comment
STM32F4 Flight Controller Template
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template1 Comment
STM32F4 Flight Controller Template orr6
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template1 Comment
Diversity Controller
... show moreAutomatic 3-channel video switcher using 3 video sync separators and max4545 video switch.1 Comment
STM32F4 Flight Controller Template
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #templateSTM32F4 Flight Controller Template
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #templateSTM32F4 Flight Controller Template
... show moreThis is a STM32F4 Flight Controller template with 6-axis Accelerometer, Gyroscope. With OSD generator MAX7456EUI. #drone #flightController #STM32F405 #controller #OSD #video #referenceDesign #project #MPU6000 #template
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