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2557 Results for "%E3%80%8A%EC%B5%9C%EC%A0%80%EA%B0%80 O1O%CE%9E5793%CE%9E7458%E3%80%8B %EA%B0%95%EB%82%A8%EC%95%84%EC%9D%B4%EB%A6%B0%EC%8B%9C%EC%8A%A4%ED%85%9C%E3%86%8B %EA%B0%95%EB%82%A8%EC%95%84%EC%9D%B4%EB%A6%B0%EC%85%94%EC%B8%A0%EB%A3%B8applause%EA%B0%95%EB%82%A8%EC%95%84%EC%9D%B4%EB%A6%B0%EC%8B%9C%EC%8A%A4%ED%85%9C%EA%B0%95%EB%82%A8%EC%95%84%EC%9D%B4%EB%A6%B0%EC%8B%9C%EC%8A%A4%ED%85%9C%EC%8B%A0%EC%82%AC%EC%95%84%EC%9D%B4%EB%A6%B0%EC%A3%BC%EB%8C%80caught %EA%B0%95%EB%82%A8%EC%95%84%EC%9D%B4%EB%A6%B0%E3%8F%87%E3%85%97%EA%B0%95%EB%82%A8%EC%95%84%EC%9D%B4%EB%A6%B0queer"

  • Building a CP/M System Disk

  • Building a CP/M System Disk To avoid rewriting the assembler codes for ccp, bdos and cbios so that they can co-exist in the same file. I can append the i8hex files and remove the "end of file markers". To make the hex file more readable I have changed...
  • Mass production

  • For those wondering how we assembled the boards, we compiled a video of all the different steps. We started off with prototype machinery (Mechatronika M10 and Mechatronika MX70), manual solder paste dispensing using a eC-Stencil-Mate and reflowing...
  • Soldering perfboard

  • I took a perfboard and soldered up power and the data/address busses of the MCU, SRAM, NVRAM and the address bus latch.I did't really care about the exact order of the bits when wiring them up, I just went for the easiest layout. I'm not really sure...
  • Firmware Library

  • I'm in the process of porting over the Google Chromium OS code into a standalone library for USB Power Delivery. I started with just the FUSB302-specific code. You find the github repo here. The example explains how to connect this breakout board to...
  • All Your ISA Belong to Me!

  • Before I began the layout of the DDL4-CPU, I came up with an initial Instruction Set Architecture (ISA) for the design. It went through several revisions as I was designing the boards and refined the components. Here at the last minute as I am...
  • 20230219c -- ROM test file

  • While whizzing through the code trying to scrounge verified keyboard scan codes and flags, I found some some buried treasure in the form of an undocumented test routine.  It's not that exciting -- it just fills the current file with some sample...
  • muahaha, I cheated :)

  • So since the Teensy++ 2.0 bootloader is not available and I'm not feeling comfortable to learn all the bells and whistles of USB communications I was looking for other options. Googling "at90usb1287 arduino" I found this https://github.com/mattairtech/ArduinoCore-avr...
  • Updates

  • It's been nearly 2 years since my last log, and things are quite different from where I left it. I've been poking around at this project in between other projects and university, so most of these details are not recent. I found out that there has since...
  • Temperature sensors

  • Temperature is important in soilless cultivation. Articles agree on an ideal growing temperature between 18°C and 26°C. A too cold temperature will slow down growth but increase the dissolved oxygen in the water. While too hot temperature will...