Commodore1551 Floppy Repair: I built a whole new interface! скачать в хорошем качестве

Commodore1551 Floppy Repair: I built a whole new interface!

Thanks to https://pcbway.com for supplying the pcbs used in this video. The 1551 was Commodore's attempt at making a parallel disk drive for the TED series computers. Unfortunately it was tied to the TED machines by specific hardware, so it never got wide adoption. I got this example "untested" (ie broken) in a job lot, and in this video I'm going to try and get it working. But what do you do when the only dead IC is one that is completely unavailable? Watch to find out... Commodore History's benchmark video:    • Update to my previous video on why the Com...   If you'd like to help support this channel, please check out my Patreon. You can also make a one-off donation or use the channel Super Thanks. Patreon:   / timsretrocorner   Donate: https://www.paypal.com/donate/?hosted... Follow me on Mastodon: https://retrorewind.social/@trc Check out these channels: 8-Bit Retro Refix: / @8BitRetroReFix Captain Commodore: / @CaptainCommodore Retro4u: / @Retro4u Josip Retro Bits: / @JosipRetroBits Retro Krazy: / @RetroKrazy 8bitsinthebasement: / @8bitsinthebasement Alices Retro Wonderland: / @Alices.Retro.Wonderland 00:00:00 - Introduction 00:01:23 - Teardown 00:04:09 - Fixing the Door Latch 00:08:22 - Inside the Paddle 00:09:47 - Power itUp 00:13:50 - A Test Program Off the Internet 00:19:36 - EEPROM Programming 00:22:20 - Dismantling the Paddle 00:25:45 - EEPROM Adapter 00:32:36 - Testing the EEPROM PLA 00:34:43 - Interlude: Case Repair 00:40:33 - NEW PLA Test 00:41:50 - Let’s Just Try The Drive On Its Own 00:43:11 - Scope Tests 00:46:38 - Enter PCBWay… 00:47:24 - And A 6525 From Poland 00:53:23 - Test with New Cartridge 00:55:35 - A New Test Program 00:59:29 - New Test with Old Paddle 01:01:08 - Transferring the Cable to the New paddle 01:05:57 - Test: Drive + New Paddle 01:09:23 - Retest the Original PLA 01:11:22 - Performance Test and Benchmarks