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
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
trombettamichele | 0:d78bcf13e9ed | 1 | #include "mbed.h" |
trombettamichele | 0:d78bcf13e9ed | 2 | // Small library for controll the TTL74HC595, who is a SerialIn-ParallelOut |
trombettamichele | 0:d78bcf13e9ed | 3 | // Created by Michele Trombetta |
trombettamichele | 0:d78bcf13e9ed | 4 | // Copyright 2010 5OFT. All rights reserved. |
trombettamichele | 0:d78bcf13e9ed | 5 | |
trombettamichele | 0:d78bcf13e9ed | 6 | class ttl_74HC595 { |
trombettamichele | 0:d78bcf13e9ed | 7 | public: |
trombettamichele | 0:d78bcf13e9ed | 8 | ttl_74HC595(PinName DS, PinName SH_CLK, PinName ST_CLK, PinName OE); |
trombettamichele | 0:d78bcf13e9ed | 9 | void send_data(unsigned char data); //Send 1 byte to the IC |
trombettamichele | 0:d78bcf13e9ed | 10 | void store_data(); //Store the data into the internal latch |
trombettamichele | 0:d78bcf13e9ed | 11 | void send(unsigned char data); //Rapid routine to send and store the data |
trombettamichele | 0:d78bcf13e9ed | 12 | void setOE(bool enable); //Clear or set the OE pin |
trombettamichele | 0:d78bcf13e9ed | 13 | private: |
trombettamichele | 0:d78bcf13e9ed | 14 | DigitalOut _DS; |
trombettamichele | 0:d78bcf13e9ed | 15 | DigitalOut _ST_CLK; |
trombettamichele | 0:d78bcf13e9ed | 16 | DigitalOut _SH_CLK; |
trombettamichele | 0:d78bcf13e9ed | 17 | DigitalOut _OE; |
trombettamichele | 0:d78bcf13e9ed | 18 | }; |