Patinho Feio (Portuguese for "Ugly Duckling", in reference to the fairy tale) was the first

minicomputer A minicomputer, or colloquially mini, is a class of smaller general purpose computers that developed in the mid-1960s and sold at a much lower price than mainframe and mid-size computers from IBM and its direct competitors. In a 1970 survey, ...

designed and manufactured entirely in Brazil. It was made between 1971 and 1972 in the

Polytechnic School of the University of São Paulo The Escola Politécnica of the University of São Paulo (or the Engineering School of the University of São Paulo, Portuguese: Escola Politécnica da Universidade de São Paulo) (usually called Poli, Poli-USP or EPUSP) is an engineering school a ...

by the Digital Systems Laboratory (currently called Department of Computer Engineering and Digital Systems).

Technology

Patinho Feio was an 8-bit minicomputer with a memory of 8 kB and an

instruction cycle The instruction cycle (also known as the fetch–decode–execute cycle, or simply the fetch-execute cycle) is the cycle that the central processing unit (CPU) follows from boot-up until the computer has shut down in order to process instruction ...

of 2 microseconds. It was programmed in

assembly language In computer programming, assembly language (or assembler language, or symbolic machine code), often referred to simply as Assembly and commonly abbreviated as ASM or asm, is any low-level programming language with a very strong correspondence be ...

References

Computers designed in Brazil Minicomputers Early microcomputers One-of-a-kind computers University of São Paulo {{Compu-hardware-stub

Technology

See also

References