Patent ID: 9013406
Filing Date: 2015-04-21
Classification: G06F

Abstract:
1. A mouse key identification circuit, comprising: N keys; M collection ports; an LED driver circuit, wherein part or all of i keys in N keys are connected to the LED port of the LED driver circuit by one respective end, while the other end of the i keys is connected to i collection ports of the M collection ports respectively, wherein i is less than N and N is a natural number; and a grounding terminal, connected to one respective end of N−i keys of the N keys, and the other end of the N−i keys is connected to N−i collection ports of the M collection ports respectively; wherein in the case of i is less than or equal to M, one respective end of the i keys is connected to the LED port, and the other end of the i keys is connected to i collection ports of the M collection ports respectively.