Halt and Catch Fire, known by the mnemonic HCF, refers to several computer machine code instructions that cause the CPU to cease meaningful operation. The expression "catch fire" is intended as a joke; the CPU does not usually catch fire. Occasionally referred to as "SDI" for "Self Destruct Immediate".
Read more about Halt And Catch Fire: In Early CPUs, In Modern CPUs
Famous quotes containing the words halt, catch and/or fire:
“The day that the Black man takes an uncompromising step and realizes that he is within his rights, when his own freedom is being jeopardized, to use any means necessary to bring about his freedom or put a halt to that injustice, I don’t think he’ll be by himself.”
—Malcolm X (1925–1965)
“There was only one catch and that was Catch-22, which specified that a concern for one’s own safety in the face of dangers that were real and immediate was the process of a rational mind.... Orr would be crazy to fly more missions and sane if he didn’t, but if he was sane he had to fly them. If he flew them he was crazy and didn’t have to; but if he didn’t want to he was sane and had to.”
—Joseph Heller (b. 1923)
“Fashion is like the ashes left behind by the uniquely shaped flames of the fire, the trace alone revealing that a fire actually took place.”
—Paul De Man (1919–1983)