{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.c64-direct-to-tv","code":"thing-q609429","url":"https://ver.cy/models/thing/q609429/","name":"C64 Direct-to-TV","alternateNames":[],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The C64 Direct-to-TV (C64 DTV) is a self-contained, battery-powered television game device built into a joystick that implements Commodore 64-compatible hardware and includes 30 built-in games.","purpose":"Enable an AI agent to recognise a C64 Direct-to-TV, establish its hardware and software configuration, assess its operating condition, and choose appropriate connection, play, preservation or repair actions.","scope":{"in":["Product identity, regional edition and hardware revision","Integrated joystick controls, startup behaviour and installed game selection","Battery supply and television audio/video connections","C64 compatibility as demonstrated on the identified configuration","Physical condition, repairs and modifications affecting operation"],"out":["The original Commodore 64 computer family as a whole","Individual games as creative works and their full gameplay rules","Standalone joysticks that require a separate computer or console","Other C64 recreations, software emulators and related DTV-derived products","Televisions, video converters and external peripherals as independently modelled devices"],"boundaries":[]},"distinguishingFeatures":["The joystick enclosure contains the computing and game-running hardware; it is not merely a controller for a separate C64.","The stock product is battery-operated and connects to a television through RCA leads, as documented by the [HomeComputerMuseum collection record](https://www.homecomputermuseum.nl/en/collectie/commodore/commodore-64-dtv/).","Product markings and startup behaviour must identify the C64 Direct-to-TV family; a similar joystick enclosure alone is insufficient.","Factory configuration provides television-based game selection and play without requiring the original C64 keyboard enclosure.","Added keyboards, storage interfaces or replacement firmware must be recorded as modifications unless factory provenance establishes otherwise."],"structure":{"bundles":[{"id":"identity-and-revision","name":"Identity and revision","description":"Establish which C64 Direct-to-TV configuration is being assessed.","layers":[{"id":"product-boundary","name":"Product boundary","description":"Distinguish this registered family from controllers and neighbouring C64 products.","findings":[{"id":"self-contained-c64-joystick","name":"Self-contained C64 joystick","description":"Recognition should combine product markings with evidence that the joystick itself runs the television-displayed software.","questions":[{"text":"Which markings and observed startup behaviour establish that this is a C64 Direct-to-TV?","id":"self-contained-c64-joystick-q01","kind":"definition"},{"text":"Is the object a member of this family, a separate controller, or a related product requiring a neighbouring model?","id":"self-contained-c64-joystick-q02","kind":"boundary"}]}]},{"id":"revision-evidence","name":"Revision evidence","description":"Connect edition claims to labels, electronics and observed behaviour.","findings":[{"id":"edition-identification","name":"Edition identification","description":"Keep the marketed edition, board revision and configured video system distinct, with uncertainty where evidence is missing.","questions":[{"text":"Which label, board marking or applicable technical reference supports the assigned hardware revision?","id":"edition-identification-q01","kind":"provenance"},{"text":"Do the enclosure, circuit board and installed software appear to belong to the same original edition?","id":"edition-identification-q02","kind":"boundary"}]}]}]},{"id":"power-and-tv-connection","name":"Power and television connection","description":"Describe the supply and signal path required for television-connected operation.","layers":[{"id":"battery-supply","name":"Battery supply","description":"Assess the compartment, specified cells and operating supply.","findings":[{"id":"usable-battery-path","name":"Usable battery path","description":"Record battery requirements from unit-specific evidence and inspect contacts before interpreting startup failures.","questions":[{"text":"What battery size, count and polarity are specified by this unit's label or matching manual?","id":"usable-battery-path-q01","kind":"provenance"},{"text":"What voltage reaches the board during startup, and is leakage or contact corrosion visible?","id":"usable-battery-path-q02","kind":"measurement"}]}]},{"id":"display-signal-path","name":"Display signal path","description":"Record the actual audio/video connections and regional signal compatibility.","findings":[{"id":"compatible-tv-input","name":"Compatible television input","description":"Assess the output standard and each connection through to the display; the presence of a physical socket alone does not establish compatibility.","questions":[{"text":"What video standard does this configuration output, and does the selected display or converter accept it?","id":"compatible-tv-input-q01","kind":"measurement"},{"text":"Which input selection or connection change is justified by the observed picture and sound?","id":"compatible-tv-input-q02","kind":"action"}]}]}]},{"id":"controls-and-game-session","name":"Controls and game session","description":"Model interaction through the integrated joystick and available buttons.","layers":[{"id":"startup-and-selection","name":"Startup and selection","description":"Establish the installed startup sequence and how a title is selected.","findings":[{"id":"menu-entry-and-navigation","name":"Menu entry and navigation","description":"Record observed startup screens and verified menu actions for the installed software.","questions":[{"text":"What sequence appears from power-on to a selectable menu or running program?","id":"menu-entry-and-navigation-q01","kind":"measurement"},{"text":"Which documented direction and button actions select and start a title on this configuration?","id":"menu-entry-and-navigation-q02","kind":"action"}]}]},{"id":"in-game-control","name":"In-game control","description":"Separate physical input response from title-specific control expectations.","findings":[{"id":"control-response-and-exit","name":"Control response and exit","description":"A direction or button should be judged in a context where its expected effect is known; restart and exit behaviour also require configuration-specific evidence.","questions":[{"text":"Which directions and buttons respond correctly in a known test title, including diagonals where used?","id":"control-response-and-exit-q01","kind":"measurement"},{"text":"How can the current game be restarted or left, and what session progress will that action discard?","id":"control-response-and-exit-q02","kind":"action"}]}]}]},{"id":"software-and-c64-compatibility","name":"Software and C64 compatibility","description":"Identify installed content and the demonstrated limits of C64-like behaviour.","layers":[{"id":"installed-content","name":"Installed content","description":"Establish what software is present and whether it matches the identified edition.","findings":[{"id":"game-and-firmware-inventory","name":"Game and firmware inventory","description":"Record actual menu entries and software identifiers without substituting a generic game list for the unit's contents.","questions":[{"text":"Which titles and menu version are actually present, and which launch successfully?","id":"game-and-firmware-inventory-q01","kind":"measurement"},{"text":"What edition-specific reference or preserved image supports classifying this content as factory supplied?","id":"game-and-firmware-inventory-q02","kind":"provenance"}]}]},{"id":"compatibility-envelope","name":"Compatibility envelope","description":"Connect compatibility claims to reproducible software and hardware configurations.","findings":[{"id":"tested-c64-behaviour","name":"Tested C64 behaviour","description":"Record program loading, execution, graphics, sound and timing results separately; successful bundled games do not establish universal C64 compatibility.","questions":[{"text":"Which exact program version was tested on which hardware, firmware and video configuration, with what result?","id":"tested-c64-behaviour-q01","kind":"measurement"},{"text":"Does running the program require an added interface, replacement software or other capability absent from the stock unit?","id":"tested-c64-behaviour-q02","kind":"boundary"}]}]}]},{"id":"condition-and-modification","name":"Condition and modification","description":"Assess faults and alterations affecting the integrated joystick computer.","layers":[{"id":"fault-localisation","name":"Fault localisation","description":"Separate supply, input, signal-path and software symptoms before choosing a repair.","findings":[{"id":"evidence-led-repair","name":"Evidence-led repair","description":"Use repeatable observations to locate faults in the joystick computer rather than attributing every failure to its integrated electronics.","questions":[{"text":"Does the symptom change with a verified supply, compatible display or different installed title?","id":"evidence-led-repair-q01","kind":"measurement"},{"text":"Which inspection or repair follows from that evidence, and how will restored function be checked?","id":"evidence-led-repair-q02","kind":"action"}]}]},{"id":"alteration-and-recovery","name":"Alteration and recovery","description":"Document added connections and software changes against revision-specific instructions.","findings":[{"id":"documented-expansion-path","name":"Documented expansion path","description":"Treat proposed keyboard, storage, power or firmware alterations as conditional on verified board support, wiring evidence and a recovery plan.","questions":[{"text":"What existing alterations are visible, and which revision-specific documentation supports their wiring and electrical requirements?","id":"documented-expansion-path-q01","kind":"provenance"},{"text":"Before a proposed alteration, what original configuration can be recorded or backed up, and how could operation be recovered?","id":"documented-expansion-path-q02","kind":"action"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-confidence-notes","name":"Check these first","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these check these first hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-confidence-notes-q01","kind":"provenance"}]},{"id":"evidence-kinds","name":"Kinds and varieties","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these kinds and varieties hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-kinds-q01","kind":"provenance"}]},{"id":"evidence-identifiers","name":"Identifiers and schemes","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these identifiers and schemes hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-identifiers-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these real-world use hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-measurements","name":"Typical measurements","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these typical measurements hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-measurements-q01","kind":"provenance"}]},{"id":"evidence-failure-modes-and-hazards","name":"Failure modes and hazards","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these failure modes and hazards hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-q01","kind":"provenance"}]},{"id":"evidence-regional-variation","name":"Regional variation","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these regional variation hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-regional-variation-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of C64 Direct-to-TV this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Identify the device as this joystick-housed home-computer-compatible game unit from its features.","Describe its built-in games and compatibility from documented sources.","Record the condition of an example for its owner or museum."],"mustNot":["Copy or distribute its built-in games in breach of copyright.","Leave old batteries in a stored unit where they can leak.","Misrepresent modified units as original in a sale."],"requiresHuman":["Modifying a collectable unit.","Scrapping or donating a unit."]},"ethics":{"considerations":["Retro games carry the work of their original creators, who deserve credit.","Hobbyist modification culture grew around it; honesty in sales protects buyers."],"affectedParties":["Collectors","Original game creators","Buyers"]},"owners":{"steward":"The owner of each unit; rights holders for the games it contains.","roles":[],"masterSystems":[]},"relations":[{"target":"Q2041444","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.c64-direct-to-tv","Wikidata: Q609429 (https://www.wikidata.org/wiki/Q609429)"]},"properties":{"applicability":"required","items":["Hardware revision: Reported DTV revision, supporting board or chip markings, or unknown","Regional video configuration: PAL, NTSC, modified configuration, or unverified","Battery specification: Cell size, count, chemistry and polarity from the applicable compartment label or manual","Supply voltage under operation: V, with measurement location and operating state","Television connection: Observed video and audio leads linked to display inputs and any intervening converter","Installed software identity: Observed menu and game list; firmware identifier or image hash when obtainable; stock, modified or unknown","Control response: Per direction and button: responsive, intermittent, stuck, nonresponsive or untested","Operating state: Unpowered, startup, menu, running game, frozen, resetting or no observable output","C64 software compatibility: Software version linked to hardware revision, firmware, loading method and observed result","Modification status: Apparently stock, documented modification, undocumented alteration or not inspected"]},"recognition":{"applicability":"required","items":["A joystick with a built-in game unit and cables for a television.","Battery compartment and period branding on the base.","Fire buttons and stick in a single housing."]},"capabilities":{"applicability":"required","items":["Identify the product edition and select matching operating documentation.","Connect an assessed unit to a compatible television input and test picture, sound and controls.","Navigate the installed menu and run available games using documented controls.","Diagnose startup, control and output problems through recorded observations.","Document and preserve the installed configuration before repair or alteration.","Evaluate a proposed expansion or firmware change against revision-specific evidence and recovery options."]},"hazards":{"applicability":"required","items":["Battery leakage damaging electronics.","Electronic waste if discarded."]},"interfaces":{"applicability":"required","items":["Directive 2012/19/EU on waste electrical and electronic equipment (WEEE), European Union."]},"context":{"applicability":"required","items":["This joystick-shaped television game device is used for playing built-in games through a compatible television connection.","It is also encountered in retrocomputing collections, hardware preservation projects and electronics repair contexts.","Its integrated controls and game hardware allow play without a separate general-purpose computer."]}},"sources":[{"title":"Wikidata item Q609429: C64 Direct-to-TV","url":"https://www.wikidata.org/wiki/Q609429","note":"identity and sense of the item"},{"title":"Wikipedia: C64 Direct-to-TV","url":"https://en.wikipedia.org/wiki/C64_Direct-to-TV","note":"general description of the item"}],"openQuestions":["Which manufacturer manuals and board references reliably distinguish hardware revisions, regional editions and factory video configurations?","What are the verified battery specifications, operating voltage limits, dimensions and mass for each edition?","Which factory game lists, firmware identifiers and storage technologies belong to each revision, and which permit supported readback or rewriting?","Which C64 compatibility differences and recurrent hardware faults are reproducibly documented for each revision?","Which market-specific compliance markings and applicable standards are evidenced by original packaging, labels or manufacturer declarations?"],"resources":{"spec":"/models/things/publications/thing-q609429/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q609429/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T08:19:06Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:32+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}