Technology Industry
Industry: Email Alert RSS FeedMCU math chip adds up.(Embedded Math)
ECN-Electronic Component News, August, 2006 by Titus, Jon
Although compilers and assemblers produce tight integer-math code, floating-point math can require memory-hogging code libraries that emulate math operations. So, a small MCU might stall when it must compute trig or exponential values.
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Over the years, engineers have implemented math operations in hardware. In the mid '70s, I interfaced a Texas Instruments TMS0117 binary-coded decimal calculator chip to a microprocessor system to perform four-function math. Although a bit of a kludge, the circuit worked. In the 1980s IBM personal-computer motherboards included a socket for a ...
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