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2. DF-1 Protocol - Wikipedia

   en.wikipedia.org/wiki/DF-1_Protocol

   DF-1 / DF1 protocol is an asynchronous byte-oriented protocol that is used to communicate with most Allen Bradley RS-232 interface modules. DF1 protocol consists of link layer and application layer formats. DF1 works over half duplex and full duplex modes of communication.

3. DeviceNet - Wikipedia

   en.wikipedia.org/wiki/DeviceNet

   DeviceNet was originally developed by American company Allen-Bradley (now owned by Rockwell Automation). It is an application layer protocol on top of the CAN (Controller Area Network) technology, developed by Bosch. [2] DeviceNet adapts the technology from the Common Industrial Protocol into an open standard. [3]

4. List of automation protocols - Wikipedia

   en.wikipedia.org/wiki/List_of_automation_protocols

   ControlNet – an implementation of CIP, originally by Allen-Bradley; DeviceNet – an implementation of CIP, originally by Allen-Bradley; DF-1 - used by Allen-Bradley ControlLogix, CompactLogix, PLC-5, SLC-500, and MicroLogix class devices; DNP3 - a protocol used to communicate by industrial control and utility SCADA systems

5. MOS Technology 6502 - Wikipedia

   en.wikipedia.org/wiki/MOS_Technology_6502

   Has a built-in 8-bit input/output port and 256 bytes of internal static RAM. MOS 6509: Can address up to 1 MB of RAM as 16 banks of 64 KB and was used in the Commodore CBM-II series. MOS 6510: Has a built-in 6-bit programmable input/output port and was used in the Commodore 64. The 8500 is effectively an HMOS version of the 6510, and replaced ...

6. Allen-Bradley - Wikipedia

   en.wikipedia.org/wiki/Allen-Bradley

   Allen-Bradley is the brand-name of a line of factory automation equipment owned by Rockwell Automation.The company, with revenues of approximately US $6.4 billion in 2013, manufactures programmable logic controllers (), human-machine interfaces, sensors, safety components and systems, software, drives and drive systems, contactors, motor control centers, and systems of such products.

7. Rockwell Automation - Wikipedia

   en.wikipedia.org/wiki/Rockwell_Automation

   In 1985, Rockwell International purchased Allen-Bradley for $1.651 billion; this was the largest acquisition in Wisconsin's history to date. [3] For all intents and purposes, Allen-Bradley took over Rockwell's industrial automation division. The 1990s featured continued technology development, including the company's launch of its software ...