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5540 Results for "%EA%B0%95%EB%82%A8%EC%85%94%EC%B8%A0%EB%A3%B8%E3%80%8Eoio_%EF%BC%94%EF%BC%96%EF%BC%94%EF%BC%98_%EF%BC%90%EF%BC%99%EF%BC%93%EF%BC%90%E3%80%8F%EA%B0%95%EB%82%A8%EB%A3%B8%EC%8B%B8%EB%A1%B1 %E2%88%81%EC%84%A0%EB%A6%89%EC%85%94%EC%B8%A0%EB%A3%B8%E2%88%91 %EA%B0%95%EB%82%A8%EB%9E%80%EC%A0%9C%EB%A6%AC %E2%88%80%EA%B0%95%EB%82%A8%EC%9C%A0%ED%9D%A5 %E2%88%88%EC%84%A0%EB%A6%89%EC%9C%A0%ED%9D%A5%E2%88%82 %EC%84%A0%EB%A6%89%EB%A3%B8%EC%8B%B8%EB%A1%B1%E2%88%86 %EA%B0%95%EB%82%A8%EB%A3%B8%E2%89%AE %EC%84%A0%EB%A6%89%EB%A0%88%EA%B9%85%EC%8A%A4%EB%A3%B8%E2%88%8F %EC%84%A0%EB%A6%89%EB%9E%80%EC%A0%9C%EB%A6%AC early"

  • More SD Card Write Details
  • Log     from 3-Chip Z80 Design
  • Had to dig into the FPGA code for the SD card. Using Neal Crook's documentation of Grant Searle's version (longer pedigree on the page). The status register values are: // SD_Status bit values from Neal Crook's documentation of Grant's SD card // b7...

  • A working example !
  • Log     from Linux-ESPNOW
  • After a lot of testing with different lib and radio driver, together with @Florenc Caminade, we managed to capture and send ESP now packet! And it turns out to be quite simple, we just use linux sockets to send and receive packet. The tricky part was...

  • Building a CP/M System Disk
  • Log     from My CP/M Single Board Computer
  • 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...

  • Remapping the Keyboard
  • Log     from A DIY Keyboard
  • Remapping the KeyboardGiven most of the work is done with the "basic shift logic" how hard could it be?The basic shift logic:Well much harder than expected, here is the schematic:Now many will recognise this as a PLA (Programmable Logic Array).Designing...

  • 20230221b -- File Inserting
  • Log     from ROM Disassembly - AlphaSmart Pro
  • Intrigued by the various file-related pointers seen in deleteThisFile_EB9B, I remember that the keyboard scan routine had a final case where the bulk of the keystrokes (the printable ones) are handled, and there was a scan code to ASCII routine before...

  • Multi-boot Multicomp (Part 2)
  • Log     from 3-Chip Z80 Design
  • I've got the BIOS loading for Multi-boot Multicomp. It boots up to the Multi-boot prompt. > Available Commands: :ccxxxxiibbbbbb Load Intel-Hex file record Rxxxx Run from address xxxx Sddd System boot Iddd Init: Format directory Pddd[,xxxx] PutSys: write...

  • A lot of googling to start.
  • Log     from LPC Serial Port
  • The first thing I did was try and find a device that could do what I wanted. I found this https://www.digikey.com/product-detail/en/maxlinear-inc/XR28V382IL32-0A-EB/1016-1974-ND/4515332 which should be exactly what I need. Its too much of a device for...

  • FAT32 File Format
  • Log     from OSI SD Card Operating System (OSISDOS)
  • When you search google for FAT file format you get tons of pages on formatting disks. It's harder to pull out the detailed format of the SD card. Wikipedia to the rescue (Design of the FAT file system). A less technical FAT32 Wikipedia page is File...

  • muahaha, I cheated :)
  • Log     from Game Boy Cartridge plus Programmer
  • 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...

  • Jack completion & final assembly
  • Log     from The ultimate vlogging mic
  • The trick with jackd is it can't start from any init or systemd scripts.  It appeared to always shut down before initializing the dbus components or the audio driver.  Delaying the script to 2 minutes after starting up still didn't start it....
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