Title: Multifunction banknote counting alarm circuit for less or more than one hundred
Application Number: 200520096087 Application Date: 2005.04.20
Publication Number: 000000000 Publication Date:
Approval Pub. Date: 2007.01.03 Granted Pub. Date: 2007.01.03
International Classifi-cation: B65B57/18;G08B21/00;G06M3/02
Applicant(s) Name: Nanchang Banknote Printing Factory Address:
Inventor(s) Name: Li Jin;Chen Xiaocheng;Luo Zongping;Wang Wenqing
Attorney & Agent: yang zhiyu
Abstract:
    The utility model relates to a multifunctional bank paper alarm circuit used in bank paper checking technique, comprising a single-chip machine whose several pins are connected to the return circuit, buzzing alarm driving controlling circuit, LED driving controlling circuit, transistor vibrating circuit, infrared accounting pulse circuit, and program selecting switch, while the eighth pin is idle and the ninth pin is connected to one end of R9; R9 is connected to the base electrode of Q4; the collector of Q4 is connected to one end of R1 whose another end is connected to the 8a pin of D21; the tenth pin of single-chip machine is connected to the cathode of power source; the eleventh pin is connected to R10 connected to the base electrode of Q5; the collector of Q5 is connected to one end of R2 whose another end is connected to the 8b pin of D22; several pins of single-chip machine are connected the pins of D21 and D22. The invention realizes following functions only via single-chip machine and some external elements, that generates buzzing alarm when less than 100 and higher than 100, the LED and digit display are extinct all the time to prompt account to user.
Time: 4
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