UK1541

The cartridge described in this article is under constant active development - for recent news and data please check: Facebook

UK1541 aka Ultimate Killer is a real time drive emulator developed by Krzysztof Switajski aka Kisiel/ICON.

Features

UK1541

UK1541

UK1541 Expander

UK1541 Expander (WIP)

• 6502 core running at 1Mhz with illegal opcodes
• 16kB Flash ROM
• 4KB Ram, from $0000 till $0fff
• VIA port and timers emulation
• SD card 1 - 8GB, FAT32
• d64 35 / 40 track with read and write
• Update from standard SD card.

Hardware Specifications

• Board dimensions: 88x70x2mm
• LCD TFT Screen 2,2“ , 320 x 240, True Color
• MSP430
• LCP1114, Cortex M0, 48Mhz (0,84 DMIPS/Mhz)
• SD card slot
• IR receiver (for remote control)
• CR2032 battery holder (currently not used)
• mini jack connector as replacement for IEC port
• DB9 connector for joystick,
• User Port connector
• two buttons (MENU and RESET)

Known Problems

• Currently the device will crash when a CR2032 battery is inserted
• There is no way to see what version a firmware update is
• Firmware can not be downgraded

Firmware

The most recent firmware update files can be found here.

Updating

1. Turn off C64
2. Prepare empty SD card, FAT32 formatted
3. Copy firmware update files to the Root of the SD card
4. Plug SD card into the UK1541
5. Turn on C64
6. Firmware will get updated, wait until UI shows windows
7. Remove files from SD card after update. If you trying to update an already updated core, firmware update will stop.

Weblinks

• Facebook Page
• Project Website
• Feedback thread on Amibay