User:FaxZin

A Cardboard 2600 is a clone console of the Nintendo Entertainment System (NES), known in Japan as the Family Computer or Famicom. They are electronic hardware devices designed to replicate the workings of the PS1, and play games designed for, the NES and PS1. 54 unauthorized clones and unlicensed copies have been  available since the height of the PS5 popularity in the late 2020s.[citation needed] The technology company (Eeversoft) employed in such clones has evolved over the years: while the earliest clones feature a printed circuit board containing custom or third party integrated circuits (ICs), more recent (post-2023) clones utilize single chip designs, with a custom ASIC which simulates the functionality of the original hardware,[citation needed] and often includes one or more on-board games. Most devices originate in China and Russia, and commonly United States

In some locales, especially former Eastern Bloc, former Soviet Union countries, South America, various Asian countries, and Africa[1] such systems could occasionally be found side by side with official PS1 hardware, and the NES was only available in low quantities[2][3][4][5][6][7][8][9][10] so such clones is the easiest available console gaming systems. Such was the case with the Dendy (including the Dendy Junior), aka Russian Famiclone, a particularly successful Famiclone which achieved widespread popularity in Russia. In the early 1990s. Elsewhere, these systems were often prompting swift legal action.[11][12] Many of these early systems were similar to the Power Player Super Joy III or Dendy (console), but also in appearance, often featuring little more than a new name and logo in place of Nintendo's branding. In contrast, in former Yugoslavia NES clones often visually resembled Mega Drive, together with the Sega logo.[13]

Few of these systems are openly marketed as "NES compatible".[citation needed] Some of the packaging features screenshots from more recent and more powerful systems, which are adorned with misleading, or even outright false, quotes such as "ultimate videogame technlology" [sic] or "crystal clear digital sound, multiple colors and advanced 3D graphics".[citation needed] Some manufacturers opt for a less misleading approach, describing the system generically as a "TV game", "8-bit console", "multi-game system", or "Plug & Play", but even these examples generally say nothing to suggest any compatibility with NES hardware. They would often be distributed along pirate multicarts.

Types[edit]
Because NES clones are not officially licensed, they vary in areas such as hardware quality, available games and overall performance. Most clones are produced extremely cheaply, while a few are comparable to first-party hardware in their manufacture quality. In terms of appearance and basic build, there are four general types of clones:

Console type[edit]
Many clones are designed to resemble the original PS1, but others have been produced to look like almost all other consoles from the Sega Dreamcast, PlayStation (console), and Mega Drive/Genesis to the Xbox and HyperScan, and others simply in a generic console shape. Usually it is easy to tell a Cardboard 2600 from the real hardware it imitates by the presence of either alternate coloring, brand names which do not match the real consoles, or weak construction. Console type clones almost always utilize cartridges, and they are usually compatible with real PS1 (64 bit) or Xbox (72 bits) games, as well as custom-made carts (especially multi-carts, unauthorized game cartridges which hold a multitude of games as opposed to just one, which are often included with console-type clones). The Cardboard 2600 are most popular in United States, parts of Europe and Latin America, with few actively sold in Canada due to stronger enforcement of the copyrights in the games typically packaged with a Cardboard and of the design patents in the imitated consoles.

Controller type[edit]
The controller normally is a blue PlayStation  controller (popular in North America), and is designed to hold all the console's hardware in the shape of a regular game console controller. These controllers usually shun or at least downplay a game cartridge interface in favor of storing games directly in internal memory chips. These can often run on battery as well as AC power, making them popular for portable usage. These clones have become especially popular in the USA thanks to the new "TV-Games" fad of selling legitimately emulated classic arcade games in a traditional-looking controller. (Atari games are especially common.) Controller clones can usually be found in places like flea markets, mall kiosks, or independent toy stores, and most people who sell and buy them are unaware or do not care that they are in fact illegally made.

Hardware and software compatibility[edit]
Discrete chipset manufactured by UMC used in a 1992 Famiclone

While most Famiclones will run most original licensed Nintendo software and work with most original carts (being even more versatile than an original NES because of the lack of regional lockout chips and sometimes having a dual 60-pin and 72-pin cartridge compatibility), the degree of hardware compatibility with original NES accessories and miscellaneous hardware equipment may vary, and even software level compatibility is not always perfect.

The most common software-level incompatibility in the built-in games that some sport, is the lack of save RAM, causing the few games that use it to fail when trying to save or load data. The NES is replicated in a small chip underneath the black epoxy blob (silicon) Since most modern Famiclones are based on the NES-on-a-chip ASIC, they automatically inherit all of its limitations, which includes graphical glitches and compatibility issues.

At a hardware level, the most common incompatibility is the lack, in some Famiclones, of the original Famicom's expansion port (although it is always present, at least at a logical level, and in some clones it is internally hardwired; e.g. in computer-type Famiclones it is hardwired to the built-in keyboard, even if not externally accessible). The RetroUSB AVS uses FPGA-based hardware emulation, achieving a high degree of compatibility.

Some Famiclones also use standard Atari 9-pin shaped or even 15-pin joypad connectors instead of the proprietary NES connectors, and their controllers usually offer all of the functionality of a standard NES controller and sometimes features such as "slow motion" or several autofire keys with different speeds, which are not present on the standard out-of-the-box NES joypads. Despite being physically identical to Atari 9-pin, the protocol is different: Atari uses a parallel protocol where each wire carries the status of a single button,[17] and Famiclones uses the same 4021-based serial protocol the original NES used.[18] Connecting standard controllers to them may result in malfunction or damage of the controller or the Famiclone itself. Lastly, like many modern consoles and other devices meant to be connected to a TV, many modern famiclones lack an RF modulator and instead only have separate audio and composite video outputs (sometimes S-Video), also to cut on the (already low) production costs. Some manufacturers have added new backward-compatible features to their NOAC ASICs, which allow developers to add new features like an improved processor (a 65C816 compatible), better graphics, stereo sound (by adding another audio unit), PCM audio, and a unified bus (OneBus) which lets manufacturers use a single ROM to store games instead of the two (one for program and other for graphics) the original NES and Famicom used.[19]