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  "articleBody": "Well, I had a chance to get my head sorted and I finally finished the “b” version of the LT6502\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8369-2048x1536.jpg)\n\nHere you can see it next to the first version, I changed my mind about the case and went for translucent orange, it’s way more vivid in real life. I really do like the translucent material, it’s really different 🙂\n\nThe first big thing that’s different, it’s half the thickness of the old one;\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8365-2048x1536.jpg)\n\nIt also has a larger, higher resolution screen. The screen is 1024×600 and is 10.1″, the previous one was 800×480 and 9″.\\\nIt has a similar battery capacity, so should last about the same amount of time.\\\nIt’s a little faster, 10MHz instead of 8MHz.\\\nIt has a SID emulator on board and a WiFi Modem.\\\nIt doesn’t have an expansion slot though. The aim was to make it more “sleek”.\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8370s-2048x1287.jpg)\n\nThe screen also has a better contrast ratio being IPS rather than regular LCD, and the higher resolution really does show.\n\nHere is a good example of that, and also the extra rows of text you can fit on the screen!\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8375-2048x1257.jpg)\n\nYou can find the code/PCB Files/etc all on Codeberg here – [https://codeberg.org/TechPaula/LT6502b](https://codeberg.org/TechPaula/LT6502b)\n\nThere are, of course, somethings I’d change\n\n- The holes and support for the heat inserts need making bigger and stronger, they’re VERY weak.\n- CAPSLOCK led under the capslock key\n- Find a better WiFi Modem, this is too slow and a bit flakey for real use.\n- better speaker, it works, but it’s a bit “anemic”\n- Faster, start with speed in mind (i.e. figure out how to copy ROM to RAM and switch out ROM)\n- Better battery solution, I’m thinking something 18650 and on the back as part of the “hinge”\n- USB PD support that doesn’t need preprogramming of the USB-PD chip to limit it at 5V, would be nice to have a buck/boost convertor to take anything USB-PD can throw at it and make it 5V\n- Better sound chip, the SID is ok, but it’s a bit limited by modern standards.\n- I really want to be able to read a FAT16 file system on the CFCard rather than my own custom one.\n",
  "authors": [
    "nanochess"
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  "captured_at": "2026-10-19T12:57:26.464953148+00:00",
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  "content_html": "<p>Well, I had a chance to get my head sorted and I finally finished the “b” version of the LT6502</p>\n<p><picture class=\"article-picture article-picture-fallback\" style=\"--image-ratio:16 / 9\"><img src=\"https://www.maddox.pro/wp-content/uploads/2026/08/IMG8369-2048x1536.jpg\" alt=\"\" loading=\"eager\" decoding=\"async\" fetchpriority=\"high\" referrerpolicy=\"no-referrer\" class=\"progressive-image\"></picture></p>\n<p>Here you can see it next to the first version, I changed my mind about the case and went for translucent orange, it’s way more vivid in real life. I really do like the translucent material, it’s really different 🙂</p>\n<p>The first big thing that’s different, it’s half the thickness of the old one;</p>\n<p><picture class=\"article-picture article-picture-fallback\" style=\"--image-ratio:16 / 9\"><img src=\"https://www.maddox.pro/wp-content/uploads/2026/08/IMG8365-2048x1536.jpg\" alt=\"\" loading=\"lazy\" decoding=\"async\" fetchpriority=\"low\" referrerpolicy=\"no-referrer\" class=\"progressive-image\"></picture></p>\n<p>It also has a larger, higher resolution screen. The screen is 1024×600 and is 10.1″, the previous one was 800×480 and 9″.<br />\nIt has a similar battery capacity, so should last about the same amount of time.<br />\nIt’s a little faster, 10MHz instead of 8MHz.<br />\nIt has a SID emulator on board and a WiFi Modem.<br />\nIt doesn’t have an expansion slot though. The aim was to make it more “sleek”.</p>\n<p><picture class=\"article-picture article-picture-fallback\" style=\"--image-ratio:16 / 9\"><img src=\"https://www.maddox.pro/wp-content/uploads/2026/08/IMG8370s-2048x1287.jpg\" alt=\"\" loading=\"lazy\" decoding=\"async\" fetchpriority=\"low\" referrerpolicy=\"no-referrer\" class=\"progressive-image\"></picture></p>\n<p>The screen also has a better contrast ratio being IPS rather than regular LCD, and the higher resolution really does show.</p>\n<p>Here is a good example of that, and also the extra rows of text you can fit on the screen!</p>\n<p><picture class=\"article-picture article-picture-fallback\" style=\"--image-ratio:16 / 9\"><img src=\"https://www.maddox.pro/wp-content/uploads/2026/08/IMG8375-2048x1257.jpg\" alt=\"\" loading=\"lazy\" decoding=\"async\" fetchpriority=\"low\" referrerpolicy=\"no-referrer\" class=\"progressive-image\"></picture></p>\n<p>You can find the code/PCB Files/etc all on Codeberg here – <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://codeberg.org/TechPaula/LT6502b\">https://codeberg.org/TechPaula/LT6502b</a></p>\n<p>There are, of course, somethings I’d change</p>\n<ul>\n<li>The holes and support for the heat inserts need making bigger and stronger, they’re VERY weak.</li>\n<li>CAPSLOCK led under the capslock key</li>\n<li>Find a better WiFi Modem, this is too slow and a bit flakey for real use.</li>\n<li>better speaker, it works, but it’s a bit “anemic”</li>\n<li>Faster, start with speed in mind (i.e. figure out how to copy ROM to RAM and switch out ROM)</li>\n<li>Better battery solution, I’m thinking something 18650 and on the back as part of the “hinge”</li>\n<li>USB PD support that doesn’t need preprogramming of the USB-PD chip to limit it at 5V, would be nice to have a buck/boost convertor to take anything USB-PD can throw at it and make it 5V</li>\n<li>Better sound chip, the SID is ok, but it’s a bit limited by modern standards.</li>\n<li>I really want to be able to read a FAT16 file system on the CFCard rather than my own custom one.</li>\n</ul>\n",
  "content_markdown": "Well, I had a chance to get my head sorted and I finally finished the “b” version of the LT6502\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8369-2048x1536.jpg)\n\nHere you can see it next to the first version, I changed my mind about the case and went for translucent orange, it’s way more vivid in real life. I really do like the translucent material, it’s really different 🙂\n\nThe first big thing that’s different, it’s half the thickness of the old one;\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8365-2048x1536.jpg)\n\nIt also has a larger, higher resolution screen. The screen is 1024×600 and is 10.1″, the previous one was 800×480 and 9″.\\\nIt has a similar battery capacity, so should last about the same amount of time.\\\nIt’s a little faster, 10MHz instead of 8MHz.\\\nIt has a SID emulator on board and a WiFi Modem.\\\nIt doesn’t have an expansion slot though. The aim was to make it more “sleek”.\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8370s-2048x1287.jpg)\n\nThe screen also has a better contrast ratio being IPS rather than regular LCD, and the higher resolution really does show.\n\nHere is a good example of that, and also the extra rows of text you can fit on the screen!\n\n![](https://www.maddox.pro/wp-content/uploads/2026/08/IMG8375-2048x1257.jpg)\n\nYou can find the code/PCB Files/etc all on Codeberg here – [https://codeberg.org/TechPaula/LT6502b](https://codeberg.org/TechPaula/LT6502b)\n\nThere are, of course, somethings I’d change\n\n- The holes and support for the heat inserts need making bigger and stronger, they’re VERY weak.\n- CAPSLOCK led under the capslock key\n- Find a better WiFi Modem, this is too slow and a bit flakey for real use.\n- better speaker, it works, but it’s a bit “anemic”\n- Faster, start with speed in mind (i.e. figure out how to copy ROM to RAM and switch out ROM)\n- Better battery solution, I’m thinking something 18650 and on the back as part of the “hinge”\n- USB PD support that doesn’t need preprogramming of the USB-PD chip to limit it at 5V, would be nice to have a buck/boost convertor to take anything USB-PD can throw at it and make it 5V\n- Better sound chip, the SID is ok, but it’s a bit limited by modern standards.\n- I really want to be able to read a FAT16 file system on the CFCard rather than my own custom one.\n",
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  "description": "Well, I had a chance to get my head sorted and I finally finished the “b” version of the LT6502 Here you can see it next to the first version, I changed my mind about the case and went for translucent orange, it’s way more vivid in real…",
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