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

La Frite

SPI bootloader update: Download the firmware file (.bin) and update script (.scr). Insert USB drive or card reader that is formatted as FAT32 or EXT2/3/4. Copy the firmware file and update script to the device. Rename the .scr file to “boot.scr” without quotes. Eject the drive from your computer and plug it into La Frite. …

renegade
By Tony Mckahan / General purposeDesktop / 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!

TinkerBoard
By Tony Mckahan / General purposeDesktop / 0 Comments

Tinkerboard / S

Severe powering troubles due to Micro USB power connector. It’s recommended to power through GPIO pins to prevent under-voltage issues (instabilities, boot/crash cycles). Powering situation is a little improved/masked on model S. serial console is enabled on UART2 (pin 32, 33, 34=gnd) eMMC flashing (model Tinkerboard S with eMMC) can be done the same way as burning an SD …

MiQi board
By Tony Mckahan / General purposeDesktop / 0 Comments

MiQi

it’s highly recommended to power via header with quality and powerful (3A) PSU – if you want stable operations and overclocking? In another word – don’t even try to power via stock micro USB power connector since your board will suffer from regular crashing and might not even boot up. booting from eMMC is currently broken. In case …