la-frite
By Tony Mckahan / General purpose / 0 Comments

La Frite

SPI bootloader update:

  1. Download the firmware file (.bin) and update script (.scr).
  2. Insert USB drive or card reader that is formatted as FAT32 or EXT2/3/4.
  3. Copy the firmware file and update script to the device.
  4. Rename the .scr file to “boot.scr” without quotes.
  5. Eject the drive from your computer and plug it into La Frite.
  6. Power on La Frite and it will start updating the firmware.
  7. Do not power off La Frite until the firmware update is complete!

 

USB Mass Storage Flashing:

  1. Connect La Frite to the host PC with a USB A to USB A cable
    • This is the USB connector closest to the IR sensor and 40 pin connector
    • The other will not work
  2. Connect a USB keyboard to the remaining port on La Frite
  3. While booting, press the <Esc> key to get the boot menu on the device
  4. Select “eMMC USB Drive Mode”.  La Frite will appear as a USB drive on the host PC
  5. On host PC, flash the desired image to the drive.
  6. Disconnect the USB A cable from La Frite (important), reboot
renegade
By Tony Mckahan / Desktop • General purpose / 0 Comments

Renegade

  • UART is accessible on pin 6 (GND),8 (TX) and 10 (RX) and with unusual speed: 1500000
  • Video and 3D acceleration addon
  • Clocking to maximum safe CPU speed (1.51Ghz) is possible this way: 
    sed -i "s/MAX_SPEED=.*/MAX_SPEED=1510000/" /etc/default/cpufrequtils 
service cpufrequtils restart

    Make sure to install large heatsink!