63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
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// Author:Frankie.Chu
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// Date:9 April,2012
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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//
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// Modified record:
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//
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/*******************************************************************************/
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#ifndef TM1637_h
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#define TM1637_h
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#include <inttypes.h>
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#include <Arduino.h>
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//************definitions for TM1637*********************
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#define ADDR_AUTO 0x40
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#define ADDR_FIXED 0x44
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#define STARTADDR 0xc0
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/**** definitions for the clock point of the digit tube *******/
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#define POINT_ON 1
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#define POINT_OFF 0
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/**************definitions for brightness***********************/
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#define BRIGHT_DARKEST 0
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#define BRIGHT_TYPICAL 2
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#define BRIGHTEST 7
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class TM1637
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{
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public:
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uint8_t Cmd_SetData;
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uint8_t Cmd_SetAddr;
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uint8_t Cmd_DispCtrl;
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boolean _PointFlag; //_PointFlag=1:the clock point on
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TM1637(uint8_t, uint8_t);
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void init(void); //To clear the display
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void writeByte(int8_t wr_data);//write 8bit data to tm1637
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void start(void);//send start bits
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void stop(void); //send stop bits
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void display(int8_t DispData[]);
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void display(uint8_t BitAddr,int8_t DispData);
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void clearDisplay(void);
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void set(uint8_t = BRIGHT_TYPICAL,uint8_t = 0x40,uint8_t = 0xc0);//To take effect the next time it displays.
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void point(boolean PointFlag);//whether to light the clock point ":".To take effect the next time it displays.
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void coding(int8_t DispData[]);
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int8_t coding(int8_t DispData);
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private:
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uint8_t Clkpin;
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uint8_t Datapin;
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};
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#endif
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