ARM Cortex-M3 series STM32F103RCT6 chip with 32-bit CPU 72MHz. Equipped with highly modular open source firmware Marlin2.0, convenient for users DIY and secondary development, exempt from the worries of the core code;
firmware.bin and BIGTREETECH.bigtreetech files in sd card root have different sizes.
After deleting BIGTREETECH.bigtreetech and restarting Mini, i see:
res=0
SD їЁ№ТФШіЙ№¦ЈЎЈЎЈЎ
Total Size: 119 MB
Free Size: 119 MB
Чј±ёЅшИлBootLoader
F_open: fr = 4 > FR_NO_FILE
Firmware has been updated! or File no existence! Please check file in SD Card!
-----------------O K--------------------
As i see, if i need update firmware, i must not only copy firmware.bin to card, but also delete BIGTREETECH.bigtreetech file to prevent reflashing at each boot.
kn-dima
commented
4 years ago
cp2102 was connected to TFT port of SKR Mini. Each time after reset/power on i see:
firmware.bin and BIGTREETECH.bigtreetech files in sd card root have different sizes. After deleting BIGTREETECH.bigtreetech and restarting Mini, i see:
And after one more reset:
As i see, if i need update firmware, i must not only copy firmware.bin to card, but also delete BIGTREETECH.bigtreetech file to prevent reflashing at each boot.