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900 Results for "8-bit cpu"

  • Driving LED Matrices Conveniently
  • Hacker page     by deʃhipu
  • You can make a pretty neat low-resolution display out of LEDs arranged in rows and columns — you can even buy ready matrices that save you a lot of work with it. You "only" need one GPIO pin per every row and every column (you can save a lot of them...

  • Wifi-Telnet-FPGA-NTSC Drunk Wall Clock
  • Hacker page     by Dan O'Shea
  • Wifi-Telnet-FPGA-NTSC Drunk Wall Clock! Using an ESP32 (DevKitC V2) to open a Telnet connection over the local network to an old Raspberry Pi One (Model B Rev 2), and repeatedly sending the Linux 'date' command to get the current time - then shifting...

  • Vintage sewing machine foot pedal teardown
  • Hacker page     by mcu_nerd
  • It's been a while since I've done a post. I'm still active, but I've been busy with a lot of things as of late.Anyways, something that I've wanted to see the inner workings of, was an old sewing machine foot pedal that's been lying around. It's a bit...

  • Help getting STM32 to work
  • Hacker page     by FloppidyDingo
  • Hello everyone! I have a question regarding my game console (https://hackaday.io/project/9907-kyle-an-8-bit-portable-game-console). I'm trying to program the STM32 chip in it (specifically the STM32F401), but I'm getting trouble having the bootloader...

  • ATXMega32E5 adapted for a breadboard
  • Hacker page     by oshpark
  • From @Nick Sayer of Geppetto Electronics on Tindie: ATXMega32E5 breakout boardThe ATXMega32E5 is the next step up for those experienced with the AVR series of microcontrollers from Microchip (formerly Atmel). They use the same compilers and libraries...

  • Solder
  • Hacker page     by MagicWolfi
  • Luke says: May 30, 2019 at 10:16 am The bismuth based solders would be nice, but they tend to be rare as hens’ teeth and expensive when you do find them from a local supplier. Also, the low melting point of 139 C is a little bit too close for comfort...

  • Correctly truncating a binary counter sequence
  • Hacker page     by Ken Yap
  • I was working with a 7493 counter last night. This is a TTL 4-bit counter with a two independent sections, a divide by 2 and a divide by 8. It also has two reset to 0 pins which are ANDed. You can use it as a divide by N counter where N is less than...

  • Heckin around w STM32
  • Hacker page     by Will Carlson
  • https://github.com/cpq/bare-metal-programming-guide Got a Nucleo STM32F446RE development board. Set up STM32CubeIDE. Successfully created a project and made an LED blink (LD2). Next, created a new project - well, technically 8 or so in the process -...

  • Patch job
  • Hacker page     by K.C. Lee
  • When it comes to procrastination, I lost to the repair works at my apartment. I had to patch up a couple of oversized holes left behind under the kitchen sink before I moved in. The new neighbor on the opposite side of the wall is a chain smoker. :(...

  • P89V664FA Microcontrollers Datasheet
  • Hacker page     by daenorthugh
  • Product Overview The P89V660/662/664 are 80C51 microcontrollers with 16 kB/32 kB/64 kB flash and 512 B/1 kB/2 kB of data RAM. These devices are designed to be drop-in and software compatible replacements for the P89C660/662/664 devices. Both the In-System...

  • Phased array hardware
  • Hacker page     by null1
  • Hardware Since my project is centred around the audible frequency spectrum, I am using "speakers" (sound emitters) and simple microphones.  Transmitters: Ultrasound transmitter from SR04. They are cheap and works in the 35-45kHz range.Speakers and...

  • POV Fidget Spinner
  • Hacker page     by oshpark
  • From MakersBox on Instructables: Programmable POV Fidget Spinner Fidget spinners are fun, and you can find one at about any check-out counter for just a few bucks these days, but what if you could build your own? And it had LEDs? And you could program...

  • Tearsday Thurdown #0
  • Hacker page     by Richie Ellingham
  • Tear down of TaoTronics TT-BH07 Bluetooth Headphone Overview These are a pair of wireless bluetooth headphones I bought when I was training around in Japan a year ago. They were great initially giving great sounds quality with a decent balanced...

  • How to debug W806 and W801 MCUs?
  • Hacker page     by imarcinszn
  • W806 is quite an interesting product in terms of price and performance. One of the biggest drawbacks of this platform is lack of popular hardware debugger for it. Official CK-Link Lite debuggers are pretty expensive and not widely available. But as turns...
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