R2E Portal CCMC was a portable micro-computer designed and marketed by the research and development department of the French company R2E Micral and officially appeared in September 1980 at Sicob in Paris. It is almost 8 months before the release of the American Osborne 1 (April 1981). The portal was requested by a CCMC company specializing in payroll and accounting. A few hundred copies were sold between 1980 and 1983. Extremely rare, no museum has a portal, two are in private collections. The company R2E Micral is also known for having designed “the first commercial computer, non-kit based on a microprocessor”, the Micral N, which one of the last copy was sold for 62,000 euros to Paul G. Allen, the co -Founder of Microsoft with Bill Gates by the auctioneer Rouillac on June 11, 2017 for his Seattle Museum Living computer Museum + labs.
The portal was based on an 8-bit Intel 8085 processor, clocked at 2 MHz. It was equipped with a central 64K byte RAM, a keyboard with 58 alphanumeric keys and 11 numeric keys (separate blocks), a 32-character screen, a floppy disk: capacity = 140 000 characters, d a thermal printer: speed = 28 characters / second, an asynchronous channel, a synchronous channel, a 220 V power supply. Designed for an operating temperature of 15 ° C to 35 ° C, it weighed 12 kg and its dimensions were 45 x 45 x 15 cm. He provided total mobility.