4-bit computing (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "4-bit computing" in English language version.

refsWebsite

Global rank English rank

11web.archive.org

1^st place

4renesas.com

low place

3atmel.com

low place

2righto.com

low place

2shape-of-code.com

low place

2computerhistory.org

2,213^th place

1,495^th place

2emmicroelectronic.com

low place

1clemson.edu

5,952^nd place

3,809^th place

1hofstra.edu

9,814^th place

6,187^th place

1kevtris.org

low place

1antiquetech.com

low place

1ultratechnology.com

low place

1parashift.com

low place

1cplusplus.com

low place

1rcsri.org

low place

1hpmuseum.org

low place

1grack.com

low place

1hpcalc.org

low place

1vintagecalculators.com

low place

1cateye.com

low place

1oakland.edu

low place

1cryptomuseum.com

low place

1necel.com

low place

1embeddedinsights.com

low place

1emmarin.com

low place

1cpushack.com

low place

1bitsavers.org

4,153^rd place

2,291^st place

antiquetech.com

"Rockwell PPS-4".

atmel.com

"MARC4 4-bit Microcontrollers – Programmer's Guide" (PDF). Atmel. Archived from the original (PDF) on 2014-12-15. Retrieved 2014-01-14.
"MARC4 4-Bit Architecture". Atmel. Archived from the original on 2009-05-31.
"Product End-of-Life (EOL) Notification" (PDF). Atmel. 2014-03-07. Archived from the original (PDF) on 2016-08-07.

bitsavers.org

Sharp Microcomputers Data Book (PDF). September 1990. Retrieved 2018-01-05.

cateye.com

"Cateye Commuter Manual" (PDF). Retrieved 2014-02-11.

clemson.edu

Mack, Pamela E. (2005-11-30). "The Microcomputer Revolution". Retrieved 2009-12-23.

computerhistory.org

archive.computerhistory.org

Shima, Masatoshi; Faggin, Federico; Ungermann, Ralph; Slater, Michael (2007-04-27). "Zilog Oral History Panel on the Founding of the Company and the Development of the Z80 Microprocessor" (PDF).
Hendrie, Gardner (2002-11-22). "Oral History of Edson (Ed) D. de Castro" (PDF) (Interview). p. 44.

cplusplus.com

"4-bit integer". cplusplus.com. Retrieved 2014-11-21.

cpushack.com

Culver, John (2014-09-27). "National Semiconductor: The COP before the COPS". www.cpushack.com. Retrieved 2020-05-28.

cryptomuseum.com

Paul Reuvers and Marc Simons. Crypto Museum. "Barbie Typewriter", 2015

embeddedinsights.com

Cravotta, Robert. "Embedded Processing Directory".

emmarin.com

"EM6580". Archived from the original on 2013-12-19. Retrieved 2013-05-12.

emmicroelectronic.com

"EM6580".
"EM6682".

grack.com

"Guide to the Saturn Processor". Retrieved 2014-01-14.

hofstra.edu

"History in the Computing Curriculum" (PDF). Archived from the original (PDF) on 2011-07-19. Retrieved 2017-06-22.

hpcalc.org

"Introduction to Saturn Assembly Language". Retrieved 2014-01-14.

hpmuseum.org

"The Saturn Processor". Retrieved 2015-12-23.

kevtris.org

blog.kevtris.org

TMS 1000 Series Data Manual (PDF). Texas Instruments. December 1976. Retrieved 2013-07-20.

necel.com

"Mask ROM/ROMless Products 4/8bit Remote Control". Archived from the original on 2008-10-28.

oakland.edu

cse.secs.oakland.edu

Haskell, Richard. "Introduction to Digital Logic and Microprocessors (Lecture 12.2)". Archived from the original on 2014-02-22. Retrieved 2014-02-11.

parashift.com

Cline, Marshall. "C++ FAQ: the rules about bytes, chars, and characters".

rcsri.org

"Nova 1200"

renesas.com

documentation.renesas.com

"μPD67, 67A, 68, 68A, 69 4-bit single-chip microcontroller for infrared remote control transmission" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2016-01-06.
"μPD6P9 4-bit single-chip microcontroller for infrared remote control transmission" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2016-03-27.
"μPD17240, 17241, 17242, 17243, 17244, 17245, 17246 4-bit single-chip microcontrollers for small general-purpose infrared remote control transmitters" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2016-03-27.
"Microcontrollers for Remote Controllers" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2013-12-19.

righto.com

Ken Shirriff. "Reverse engineering RAM storage in early Texas Instruments calculator chips".
Shirriff, Ken. "The Z-80 has a 4-bit ALU".

shape-of-code.com

c0x.shape-of-code.com

ISO/IEC 9899:1999 specification. p. 20, § 5.2.4.2.1. Retrieved 2023-07-24.
ISO/IEC 9899:1999 specification. p. 37, § 6.2.6.1 (4). Retrieved 2023-07-24.

ultratechnology.com

"Forth Chips". www.ultratechnology.com.

vintagecalculators.com

"Desk Electronic Calculators: Casio AL-1000"

web.archive.org

"History in the Computing Curriculum" (PDF). Archived from the original (PDF) on 2011-07-19. Retrieved 2017-06-22.
"μPD67, 67A, 68, 68A, 69 4-bit single-chip microcontroller for infrared remote control transmission" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2016-01-06.
Haskell, Richard. "Introduction to Digital Logic and Microprocessors (Lecture 12.2)". Archived from the original on 2014-02-22. Retrieved 2014-02-11.
"MARC4 4-bit Microcontrollers – Programmer's Guide" (PDF). Atmel. Archived from the original (PDF) on 2014-12-15. Retrieved 2014-01-14.
"MARC4 4-Bit Architecture". Atmel. Archived from the original on 2009-05-31.
"Product End-of-Life (EOL) Notification" (PDF). Atmel. 2014-03-07. Archived from the original (PDF) on 2016-08-07.
"μPD6P9 4-bit single-chip microcontroller for infrared remote control transmission" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2016-03-27.
"μPD17240, 17241, 17242, 17243, 17244, 17245, 17246 4-bit single-chip microcontrollers for small general-purpose infrared remote control transmitters" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2016-03-27.
"Microcontrollers for Remote Controllers" (PDF). documentation.renesas.com. Archived from the original (PDF) on 2013-12-19.
"Mask ROM/ROMless Products 4/8bit Remote Control". Archived from the original on 2008-10-28.
"EM6580". Archived from the original on 2013-12-19. Retrieved 2013-05-12.