Memory control circuit for adjusting reference voltage and associated memory control method
A memory control circuit includes a comparator, an eye width measuring circuit and a calibration circuit, wherein the comparator is arranged to compare a data signal with a reference voltage to generate a compared data signal; the eye width measuring circuit is coupled to the comparator, and is arranged to measure an eye width of the compared data signal to generate a measuring result; and the calibration circuit is coupled to the comparator and the eye width measuring circuit, and is arranged to adjust a level of the reference voltage according to the measuring result.
Realtek Semiconductor Corp.
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inventional additional inventional inventional
Chih-Wei Chun-Chi Shen-Kuo
Chang Yu Huang