| 摘要 |
Apparatus and methods for increasing a number of selectable options for an operating mode. A number of selectable options for an operating mode is increased by programming a first register with data selecting one option of a set of options for the operating mode. A second register is programmed with data selecting one of a plurality of sets of options for the operating mode. The data programmed in the first register selects one of the options of the set of options selected by the data programmed in the second register.
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