Others: hardware and software

Resolved! AP239 Need help

Please help me to find equivalent to this IC AP239

Resolved! MCSDK Code generation error, Attr not supported : Dmpu

Hi, When I start MotorControl Workbench_6.3.0 and select the example project "Electronic speed control on the B-G431B-ESC1 kit" and do nothing else except generate the code, I get these error messages with attachment.Am I missing a software package o...

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(...

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.

M24M02-DR - Example 2Mbit EEPROM HEX File

hi,I am looking for an example .hex file for the M24M02-DR 2Mbit EEPROM (256k x8 format memory). Could you please point me to it?

Resolved! SPICE model for PT1000

Hello! I need a SPICE simulation model for thermistor(PT1000-A). Kindly help!

Resolved! Cannot update firmware on new NanoVNA-H4

Hello,My new NanoVNA-H4 arrived today. I immediately set out to update its firmware to the latest version (v1.2.29) but have been unable to get the DFuSe_Demo_V3.0.6 bootloader to "Choose" the DFU file (NanoVNA.H4.v1.2.29). I get a "This file doesn...

Resolved! SD1731-11

Does anyone here have a datasheet for part# SD1731-11? I see on website only datasheet SD1731 and SD1731-14. Does anyone know what the "dash #" stands for?

Resolved! STM32 Flash loader demonstrator (UM0462)

I am currently working on downloading an image into the LT-22222-L using the STM32 Flash Loader. While the download completes successfully and runs as expected, I am encountering significant issues with the application. It frequently crashes, and on ...