I love to trying and experiment new technology. Even i’ve stlink and jlink debugger, i like to try blackmagic probe. There are blackmagic probe on some store but it’s expensive. Fortunately using bluepill STM32F103 we can us it for BlackMagic …
I’ve old LaserJet Printer: HP M1132 MFP. It’s B&W and has scanner on it. I’m happy to use it since it easy to use, cheap cartridge and less maintenance. But since i’m my MacOS to Mojave, the driver stopped working. …
Another simple project to make more my daughter motivation. Using led matrix 4x MAX7219 and ESP32, it’s connect to youtube API and Alexa so we can turn on and turn off the display via Alexa command.
This is very simple and cheap electronic workbench tools. It’s using LCR meter and XL4015 Step-Down DC Module with CV CC Control. I am replace the original multiturn potentiometer to common potentiometer. It’s modular and can be added as long …