Collaborate Disseminate
Sure, we’ve all seen PCB business cards at this point, but what about giving away a full-blown keyboard at meetups and such? That’s just how cost-effective the idawgz32 keyboard is. …read more Continue reading A “Full” Keyboard for $5*
When it comes to home-lab reflow work, there are a lot of ways to get the job done. The easiest thing to do perhaps is to slap a PID controller …read more Continue reading A Compact SMD Reflow Hotplate Powered by USB-PD
Browsing the Asian marketplaces online is always an experience. Sometimes, you see things at ridiculously low prices. Other times, you see things and wonder who is buying them and why …read more Continue reading Cheap LCD Uses USB Serial
Supercon 2022 showed that hackers are starting to come together again in Maker Faires, conventions, and festivals. [Toby Chui] plans to be one of those hackers and wants something to …read more Continue reading Macro Pad Cheap Enough To Give Away
![A Hackaday.io page screenshot, showing all the numerous CH552 projects from [Stefan].](https://hackaday.com/wp-content/uploads/2023/02/hadimg_ch552_projects_feat.png?w=800)
Recently, you might have noticed a flurry of CH552 projects on Hackaday.io – all of them with professionally taken photos of neatly assembled PCBs, typically with a USB connector or …read more Continue reading All The USB You Can Do With A CH552
The Whiskey Pirates have once again dropped an excellent electronic badge for DEF CON 29. This is, of course, unofficial, but certainly makes the list of the hottest custom bling …read more Continue reading Hands-On: Whiskey Pirates DC29 Hardware Badge Blings with RISC-V
There are rumors of a cheap chip that does USB natively, has an Open Source toolchain, and costs a quarter. These aren’t rumors: you can buy the CH552 microcontroller right now. Surprisingly, there aren’t many people picking up this cheap chip for their next project. If there’s no original projects using this chip, no one is going to use this chip. Catch 22, and all that.
Like a generous god, [Aaron Christophel] has got your back with a working example of programming this cheap chip, and doing something useful with it. It blinks LEDs, it writes to an I2C display, …read more
Continue reading How To Program A Really Cheap Microcontroller