Demo Clock with Nucleo-F303RE and Starter Shield
Dependents: Nucleo_StarterShileld_Clock mojo main job ... more
TM1636.h
- Committer:
- rogerzuber
- Date:
- 2018-05-03
- Revision:
- 1:e4450fb0849a
- Parent:
- 0:864e710889fa
File content as of revision 1:e4450fb0849a:
// Author:Frankie.Chu // Date:9 April,2012 // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License as published by the Free Software Foundation; either // version 2.1 of the License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA // // Modified record: // /*******************************************************************************/ #ifndef TM1636_h #define TM1636_h #include "mbed.h" #include <inttypes.h> //************definitions for TM1636********************* #define ADDR_AUTO 0x40 #define ADDR_FIXED 0x44 #define STARTADDR 0xc0 /**** definitions for the clock point of the digit tube *******/ #define POINT_ON 1 #define POINT_OFF 0 /**************definitions for brightness***********************/ #define BRIGHT_DARKEST 0 #define BRIGHT_TYPICAL 2 #define BRIGHTEST 7 //--------------------------------------------------------// //Special characters index of tube table #define INDEX_NEGATIVE_SIGN 16 #define INDEX_BLANK 17 #define LOW 0 #define HIGH 1 class TM1636 { public: uint8_t Cmd_SetData; uint8_t Cmd_SetAddr; uint8_t Cmd_DispCtrl; bool _PointFlag; // _PointFlag=1:the clock point on uint8_t _brightness; TM1636(PinName Clk, PinName Data); void init(void); // To clear the display void writeByte(int8_t wr_data); // write 8bit data to tm1637 void start(void); // send start bits void stop(void); // send stop bits void display(int8_t DispData[]); void display(uint8_t BitAddr,int8_t DispData); void clearDisplay(void); void set(uint8_t = BRIGHT_TYPICAL,uint8_t = 0x40,uint8_t = 0xc0); //To take effect the next time it displays. void point(bool PointFlag); // whether to light the clock point ":".To take effect the next time it displays. void coding(int8_t DispData[]); int8_t coding(int8_t DispData); inline void setBrightness(uint8_t brightness) { _brightness = brightness; } inline uint8_t getBrightness(){ return _brightness; } private: DigitalInOut Clkpin; DigitalInOut Datapin; }; #endif