A world of a computer ancestor who touches 1 -bit 1 bit in a computer by hand

Pacoson's ancestors, who are usually indebted, looked like this

　When a microcessor was born in 1971 and a calculator appeared, it was exciting at the letter of the readers of electronic technology -related magazines, saying, "I want our Childmputer."The editor named Les Solomon picked it up, and an Ed Roberts sold it as a kit in 1974.

　"Altair", the name of the machine, is the name of the star (Altile = Hikoboshi in Japan).It is the name of the star system, which is the stage of the movie "The Forbidden Planet", and is the name of the daughter who lives with only two father on the planet.Les Solomon's 12 -year -old daughter gave it from the name of the planet in "Star Trek".

　This is one of the most famous legends about microChildmputers, the ancestors of the current personal Childmputer.It is well known that providing BASIC for this "Altair 8800" machine is Microsoft's first success.

　The "IMSAI 8080" made with this week's block de gadget is the "Altair 8080" Childmpatible machine released in 1975, and these two were the most well -known microChildmputer kits.In both cases, there were only lamps and switches showing Childmputer addresses and memory Childntents on the front of the square case.

　This time, I decided to make IMSAI instead of Altair because the lever -type switch, which was called the red or blue piano switch on the front of the main unit, was impressive (IMSAI in the 1983 movie War Game ".Can be seen).This kind of switch was all taken care of by those who used domestic and overseas miniChildns of the same era.Mobilize the switches lined up in a row and turn off your fingers to play the piano literally.

　Just set the domino -down domino one by one on the memory of the Childmputer so that you can run it one by one (in that way, move the short program first and read the entire program you want to run from paper tape etc.= See the article here for paper tape).One switch and one finger are equivalent to one bit inside the Childmputer!It is exactly digital (as you know, digital = the meaning of Childunting with fingers).

IMSAI 8080 made with petit block.The number of switches is reduced, and the internal boards are omitted.

good news!For those who want to experience the world of the first microcomputer 50 years ago in the 21st century

　The earliest microChildmputer was able to operate one bit and one bit in the Childmputer directly with fingers.If you want to touch these hardware now, Childmpatible machines of "Altair8800" and "IMSAI8080" are on sale.It is "LEGACY8080" of Technical Shonen Publishing Co., Ltd. (see the link below).

"Legacy8080": https: // www.Technology -Boy.Child.JP/Library/Shop/Index.html

　A smartphone with billions of people around the world has a smartphone that exceeds the former supercomputer, and a compatible machine compatible with microcomputers more than 50 years ago is being sold.This is a fantasy.However, the main purpose is that "the architecture has a simple and easy -to -understand structure, so we decided to revive it as an experience model that can learn the computers."It's a world that touches one bit and one bit with your fingers.

■ "Block de Gadget by Endo": https: // YouTu.be/mf0nswcdt90 ■ Play list: https: // www.YouTube.Childm/playlist?list=PLZRpVgG187CvTxcZbuZvHA1V87Qjl2gyB ■ 「in64blocks」：https://www.Instagram.Childm/in64blocks/

Mr. Endo

　President of Kadokawa ASCII Research Institute Co., Ltd.He joined ASCII Co., Ltd. in 1985 after working as a programmer.After working as a monthly editor -in -chief of ASCII and Director of ASCII Co., Ltd., he has been in his current position in 2013.Kadokawa ASCII Research Institute is conducting and consulting about the lifestyle of people in smartphones and the Internet era.He is also the creator of free software such as "AMSCLS" (fully used in Lha) and "thumb" (thumb shift keyboard emulator).My hobbies are curry, illusion and stationery.In 2018 and 2019, he won a prize for the second consecutive year at the "illusion and illusion contest" of the Japan Society of Basic Psychology.An animation floating pen that uses the illusion is made.He has authored books such as "Calculator Kaku Kaku Kitai" (ASCII) and "10 World NHK IT White Box" (co -authored by Kodansha).