USB EPROM burners such as the TL866 cannot produce the 26v needed to burn HV EPROMS such as MCM68764 or MCM68766 which are direct 24 pin replacements for the 2364 kernal ROMS used in the SX-64 or C64.
The HVEPROM project is a relatively low cost DIY burner capable of burning:
MCM68764 / MCM68766 / 2708 / 2704 / TMS2716
Matt Millman - HVEPROM Project Pages
www.mattmillman.com/projects/...
00:00 Intro
01:15 Alt C64 Kernal
02:08 Alt JiffyDos
03:22 TL866II & adapters
07:20 C64 Promenade
09:37 HVEPROM
13:21 The Build
14:52 Arduino Software
16:35 COM port setup
17:40 HVEPROM Firmware
23:35 HVEPROM GUI
25:45 Hardware Test
29:27 Burn a MCM68766
30:40 Read ROM
31:15 Verify ROM
32:15 Erase UV ROM
32:55 Program Close
33:14 Matt Millman Props
33:35 Matt Website
35:01 Wrap Up
Негізгі бет Replacing 23xx kernal ROMS for the Commodore SX-64 and C64 using an HVEPROM EPROM Burner
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