The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 15, 2019

Filed:

Jan. 13, 2018
Applicant:

Nuvoton Technology Corporation, Hsinchu, TW;

Inventors:

Yu-Che Hsieh, Changhua County, TW;

Tzu-Lan Shen, Taoyuan, TW;

Assignee:

Nuvoton Technology Corporation, Hsinchu Science Park, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 13/38 (2006.01);
U.S. Cl.
CPC ...
G06F 3/06 (2013.01); G06F 13/385 (2013.01); G06F 2003/0691 (2013.01);
Abstract

A control circuit programming levels of pins is provided. A first slot is configured to adjust a first count value according to a clock signal. A timer controller is configured to determine whether the first count value is equal to a first predetermined value. When the first count value is equal to the first predetermined value, the timer controller generates a first trigger signal. A buffer controller is configured to access the input/output buffer. A pin controller is coupled to a first pin, the timer controller and the buffer controller. In an input mode, the pin controller detects the voltage level of the first pin according to the first trigger signal to generate a plurality of detection results. In an output mode, the pin controller generates an output signal according to the first trigger signal and output data stored in the input/output buffer.


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