{"id":9348,"date":"2025-11-20T14:24:03","date_gmt":"2025-11-20T14:24:03","guid":{"rendered":"https:\/\/www.retrobuddys.com\/shop\/uncategorized\/teensyrom-c-64-c-128\/"},"modified":"2026-01-13T13:52:39","modified_gmt":"2026-01-13T13:52:39","slug":"teensyrom-c-64-c-128","status":"publish","type":"product","link":"https:\/\/www.retrobuddys.com\/en\/shop\/c64\/teensyrom-c-64-c-128\/","title":{"rendered":"TeensyRom C-64 \/ C-128"},"content":{"rendered":"<p data-path-to-node=\"1\">The TeensyROM Multifunction Cartridge for C64 &amp; C128 was developed by <b>Travis Smith <\/b>. Designed for use with the Commodore 64 and 128, this plug-and-play cartridge offers a variety of features in a single, sleek device. Whether you want to effortlessly load multiple programs or games, the TeensyROM cartridge is the right choice. Say goodbye to the hassle of replacing cartridges &#8211; this versatile module is the perfect solution for any C64 enthusiast. Enhance your computing experience with the TeensyROM cartridge and unlock the full potential of your Commodore 64 system.    <\/p>\n<p data-path-to-node=\"3\">TeensyROM is a ROM-Emulator, Super-Fast-Loader, MIDI Host+Device and Internet-Interface-Cartridge for the Commodore 64 &amp; 128, based on Teensy 4.1.<\/p>\n<p data-path-to-node=\"4\">This is a fully assembled and tested TeensyROM board, including a pre-installed Teensy 4.1, with a selection of built-in utilities and games ready to use<b>(plug and play<\/b>)! <\/p>\n<p data-path-to-node=\"5\">TeensyROM is an <a href=\"https:\/\/github.com\/SensoriumEmbedded\/TeensyROM\/tree\/main\" target=\"_blank\" rel=\"noopener\"><b>open source project<\/b><\/a>.<\/p>\n<h3 data-path-to-node=\"5\"><strong>Scope of delivery:<\/strong><\/h3>\n<ul data-path-to-node=\"6\">\n<li>The TeensyRom cartridge circuit board<b>(PCB<\/b>) has an <b>ENIG<\/b> finish.<\/li>\n<li>Current firmware 0.6.8 from 25.7.2025<\/li>\n<li>3D print housing in any color.<\/li>\n<li>Optional: MicroSD card with <b>8GB<\/b> (supports up to 32GB)<\/li>\n<\/ul>\n<h3><strong>TeensyROM Main features:<\/strong><\/h3>\n<ul data-path-to-node=\"6\">\n<li>Compatible with C64 and C128 machines, <b>NTSC<\/b> and <b>PAL<\/b> are supported<\/li>\n<li>TeensyROM compatibility has been fully validated on many different NTSC and PAL machines: C64, C64C, SX-64 and C128<\/li>\n<\/ul>\n<h4>Super fast loading of .CRT, .PRG and .P00 files directly from:<\/h4>\n<ul data-path-to-node=\"6\">\n<li>USB stick<\/li>\n<li>Micro SD card<\/li>\n<li>Internal Teensy flash memory<\/li>\n<li>Direct transfer from PC (Windows app included)<\/li>\n<li><b>NFC charging system<\/b> available to quickly select\/charge with NFC tags<b>(Tapto<\/b>)<\/li>\n<\/ul>\n<h4>MIDI In\/Out via USB host connection:<\/h4>\n<ul data-path-to-node=\"6\">\n<li>Play your SID with a <b>USB MIDI keyboard<\/b>!<\/li>\n<li>Use with popular software such as <b>Cynthcart<\/b>, <b>Station64<\/b> etc.<\/li>\n<li>Supports all regular <b>MIDI messages<\/b> In and Out<\/li>\n<li>Can use your C64 to play a MIDI sound-enabled device.<\/li>\n<li>Sequential, Datel\/Siel, Passport\/Sentech and Namesoft MIDI cartridges emulated<\/li>\n<li>Use a <b>USB hub<\/b> for multiple instruments + access to the flash drive<\/li>\n<\/ul>\n<h4>MIDI In via USB device connection:<\/h4>\n<ul data-path-to-node=\"6\">\n<li>Stream <b>.SID or .MIDI files\/data<\/b> from a modern computer directly to the <b>SID chip<\/b> of your Commodore!<\/li>\n<li>Play MIDI files from your PC in C64 apps like <b>Cynthcart<\/b> or the <b>MIDI2SID app<\/b> <\/li>\n<li>Play <b>.SID files<\/b> from your PC via the <b>ASID MIDI protocol<\/b> to hear any SID file on original hardware.<\/li>\n<\/ul>\n<h4>Internet communication via Ethernet connection<\/h4>\n<ul data-path-to-node=\"6\">\n<li>Surf the web with the <b>integrated web browser<\/b>, including <b>URL bookmarks<\/b> and <b>high-speed file downloads<\/b><\/li>\n<li>Connect to your favorite C64\/128 <b>Telnet BBS<\/b><\/li>\n<li>Use with published software such as <b>CCGMS<\/b>, <b>StrikeTerm2014<\/b>, <b>DesTerm128<\/b> etc.<\/li>\n<li><b>Swiftlink cartridge<\/b>+ 38.4k modem emulation<\/li>\n<li>Send <b>AT commands<\/b> from the terminal software to configure the Ethernet connection<\/li>\n<li>Sets the C64 system time via the Internet<\/li>\n<\/ul>\n<h4>Firmware updates directly from the SD card or USB stick<\/h4>\n<ul data-path-to-node=\"6\">\n<li>Simply place the <b>.hex file<\/b> on an SD card or USB drive; no additional software is required for updating.<\/li>\n<li>Important parameters are stored in the internal <b>EEPROM<\/b> <\/li>\n<li>Start, Ethernet, time zone etc. are retained after switching off.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The TeensyROM Multifunction Cartridge for C64 &amp; C128 was developed by Travis Smith . Designed for use with the Commodore 64 and 128, this plug-and-play cartridge offers a variety of features in a single, sleek device. Whether you want to effortlessly load multiple programs or games, the TeensyROM cartridge is the right choice. Say goodbye [&#8230;]\n","protected":false},"featured_media":9430,"template":"","meta":[],"product_brand":[],"product_cat":[816],"product_tag":[850,818,852,851],"class_list":{"0":"post-9348","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-c64","7":"product_tag-c128","8":"product_tag-c64","9":"product_tag-cartridge","10":"product_tag-teensy","11":"product_shipping_class-dhl-en","13":"first","14":"instock","15":"taxable","16":"shipping-taxable","17":"purchasable","18":"product-type-variable","19":"has-default-attributes"},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/product\/9348","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/media\/9430"}],"wp:attachment":[{"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/media?parent=9348"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/product_brand?post=9348"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/product_cat?post=9348"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.retrobuddys.com\/en\/wp-json\/wp\/v2\/product_tag?post=9348"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}