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roadrunner acqua aria arietta cm3-panel cm3-home foxg20 foxlx netus yarm terraRoadRunner (Microchip SAMA5D27) technical documentation
Download
Linux sources
- Compiling AT91bootstrap
- Compiling Linux Kernel 4.19 LTS
- Build a customized Linux Debian Buster image for RoadRunner using Debos
- BuildRoot-at91 2020.02
Power
How tos
- NEW Run a full working Buildroot Linux using just a 128MB QuadSPI
- NEW Class D amplifier on RoadRunner SOM
- NEW How to use MEMS digital PDMIC on RoadRunner SOM
- NEW Use a 7 inch TFT display with RoadRunner SOM
- Using the MMC0 bus instead of MMC1 on roadrunner
- WiFi using a 2.4GHz WiFi USB module
- WiFi using a 2.4/5.8GHz WiFi USB dongle
- GPIO
- Microchip Peripheral I/O Python Package
- Manage GPIO lines with gpiod
- Manage GPIO lines in Python3 with libgpiod
- Manage the GPIO in Node-RED
- Check the current gpio setting: less /sys/kernel/debug/pinctrl/fc038000.pinctrl-atmel_pinctrl/pinconf-pins
- Fix the MAC address of RoadRunner
- Write on QuadSPI memory with SAM-BA
- Compile a SAM-BA Applets
- Using all the 10 serial ports of RoadRunner
- How to use the ADC lines
- How to use the SPI ports
- How to use the I2C ports
- Use 2.8 inch TFT displays on SPI ports
- Use the Roadrunner ISC Image Sensor Controller port
- How to Use the SAMA5D2 PWM Under Linux (Microchip)
- Install and run Node-RED on RoadRunner
- More...
Third party how tos
- Scripts to automate kernel builds for AcmeSystem's boards
- Scripts to build Debian images for AcmeSystems boards
Hardware reference
- Pinout
- Pin description
- Berta D2 schematic: (ver 1.1), (ver 1.0)
- Visual guide to Acme boards
Mechanical
PCB reference
- Gerber Files
- Altium component SCH
- Altium component PCB
- Altium Designer project files of Berta D2 (ver 1.1), (ver 1.0)
Schematic and PCB design guide
How to design the PCB to use with Acme SOM
- How to design the power supply circuitry
- How to design the Ethernet circuitry
- How to design the USB circuitry
- How to design the microSD circuitry
- How to design the PWM circuitry
- How to design the ADC circuitry
- How to design the serial circuitry
- How to design the GPIO circuitry
- How to design the LCD circuitry
Studies
Datasheets
- Microchip SAMA5D27
- QuadSPI Serial NOR Flash Memory 16MB (RW210)
- QuadSPI Serial NOR Flash Memory 64MB (RW181)
- QuadSPI Serial NOR Flash Memory 128MB (RW185)
- QuadSPI Serial NOR Flash Memory 256MB (RW261)
- Hirose Connectors for carriers board
- Use Hirose DF40C-100DS-0.4V(51) for Stacking Height of 1.5mm
- Use Hirose DF40HC(3.0)-100DS-0.4V(51) for Stacking Height of 3.0mm
