Trombetta Michele / ttl_74HC595

Small library for controll the TTL74HC595, who is a SerialIn-ParallelOut

ttl_74HC595.h@0:d78bcf13e9ed, 2011-04-27 (annotated)

Committer:
trombettamichele
Date:
Wed Apr 27 16:21:05 2011 +0000
Revision:
0:d78bcf13e9ed
Child:
1:db4af8094f4c

        

        
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#include "mbed.h"





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//  Small library for controll the TTL74HC595, who is a SerialIn-ParallelOut





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//  Created by Michele Trombetta





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//  Copyright 2010 5OFT. All rights reserved.





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class ttl_74HC595 {





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public:





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    ttl_74HC595(PinName DS, PinName SH_CLK, PinName ST_CLK, PinName OE);





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    void send_data(unsigned char data); //Send 1 byte to the IC





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    void store_data();  //Store the data into the internal latch





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    void send(unsigned char data);  //Rapid routine to send and store the data





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    void setOE(bool enable);    //Clear or set the OE pin





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private:





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    DigitalOut _DS;





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    DigitalOut _ST_CLK;





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    DigitalOut _SH_CLK;





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    DigitalOut _OE;





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};