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Apple Desktop Bus (ADB) is a proprietary [1] bit-serial peripheral bus connecting low-speed devices to computers. It was introduced on the Apple IIGS in 1986 as a way to support low-cost devices like keyboards and mice, enabling them to be connected together in a daisy chain without the need for hubs or other devices.
2 years, 5 months March 2, 1987 Macintosh II: Mac II: January 15, 1990 1988 September 19, 1988 Macintosh IIx: Mac II: October 15, 1990 1989 January 19, 1989 Macintosh SE/30: Compact: October 21, 1991 March 7, 1989 Macintosh IIcx: Mac II: March 11, 1991 August 1, 1989 Macintosh SE FDHD: Compact: October 15, 1990 September 20, 1989 Macintosh IIci ...
To allow for voltage drops, the voltage at the host port, hub port, and device are specified to be at least 4.75 V, 4.4 V, and 4.35 V respectively by USB 2.0 for low-power devices, [a] but must be at least 4.75 V at all locations for high-power [b] devices (however, high-power devices are required to operate as a low-powered device so that they ...
If you’re looking to connect a bunch of USB devices—and don’t need Ethernet, SD, VGA, or HDMI connections—look for an adapter with USB 3.0 ports (the current standard for USB-A). How We ...
The 68020 has many improvements over the 68000, including an instruction cache, and was the first Mac processor to support a paged memory management unit, the Motorola 68851. The Macintosh LC configured the 68020 to use a 16-bit system bus with ASICs that limited RAM to 10 MB (as opposed to the 32-bit limit of 4 GB).
Mactracker is a freeware application containing a complete database of all Apple hardware models and operating system versions, created and actively developed by Ian Page. The database includes, but is not limited to, the Lisa (under its later name, Macintosh XL), Classic Macintosh (1984–1996), printers, scanners, QuickTake digital cameras, iSight, iPod, iPhone, iPad, Apple Watch, AirPort ...
June 15, 2010 Mac Mini (Mid 2010) Mac Mini: July 20, 2011 June 24, 2010 iPhone 3GS (8 GB) iPhone: September 12, 2012 iPhone 4 (GSM) (16 & 32 GB) iPhone: October 4, 2011 July 27, 2010 iMac (Mid 2010) iMac: May 3, 2011 Magic Trackpad: Pointing devices: October 13, 2015 Apple Battery Charger: Input Device Accessories January 15, 2016 LED Cinema ...
The 12-inch Retina MacBook (early 2015) has only one expansion port, a USB-C port that supports charging, external displays, and Target Disk Mode. Using Target Disk Mode on this MacBook requires a cable that supports USB 3.0 or USB 3.1, with either a USB-A or USB-C connector on one end and a USB-C connector on the other end for the MacBook. [5]