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:
Apr. 14, 2015

Filed:

Aug. 16, 2011
Applicants:

Chi-hsien Yeh, New Taipei, TW;

Zhong Qin, Shenzhen, CN;

Yang Wang, Shenzhen, CN;

Inventors:

Chi-Hsien Yeh, New Taipei, TW;

Zhong Qin, Shenzhen, CN;

Yang Wang, Shenzhen, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B 19/05 (2006.01);
U.S. Cl.
CPC ...
G05B 19/05 (2013.01);
Abstract

A PLC includes a single-chip, a DC power module, a relay output module, an I/O module, and a pulse output module. The single chip includes a single-chip timer, a hardware watchdog, a 11.0592M crystal, and an A/D converter module. A system program is burned into an EEPROM (Electrically Erasable Programmable Read-Only Memory) of the single-chip. The system program includes a programming module and a control module. A DC power module includes an anti jamming circuit, a first output port, and a second output port. The first output port and the second output port are respectively connected to the anti-jamming circuit, and the single-chip is connected to the first output port. A relay output module is connected to the second output port. An I/O module receives and sends digital signals.


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