Others: hardware and software

Discuss hardware and software design challenges, including NOR flash storage, OTA updates, component ID, and thermal management.

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use std::fstream for SDCARD

Hi I'm trying to reuse some code that uses use std::fstream for file access.I have the FATFS working and can read and write files. like this:fr = f_open(&fil, path, FA_WRITE | FA_CREATE_ALWAYS);if (fr == FR_OK) {// Write text to the filefr = f_write(...

Kvang by Associate III
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Component identification

Hello everyone, I have problem with IC identification. Marking is D300I , 90A819. Pls let me know what kind of IC it is.Vcc pin i the 1st pin, and GND is 8th pin, that's all I know.  

Zrzut ekranu 2024-09-11 094622.png
Semator by Associate
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  • 5 replies
  • 3 kudos