SO1602A Lib. SO1602A is Organic LED, has 16 chars and 2 lines. This lib supports printf() of C-Language. http://akizukidenshi.com/catalog/g/gP-08276/
Dependents: NEW_LineTraceHub NEW_LineTraceHub_2 ColorSensorTest
SO1602A.h
- Committer:
- AkinoriHashimoto
- Date:
- 2015-09-09
- Revision:
- 1:eef15a16fe7a
- Parent:
- 0:d8b95544d238
- Child:
- 3:eaaedd09fa6b
File content as of revision 1:eef15a16fe7a:
/** SO1602A is Organic-LED, and has 16 chars/line and 2 lines. * This librarry supports "printf()" C format. * * EX. code. * * I2C i2c(p9, p10); * SO1602A oled(i2c); // if SA0 is Low. Otherwise, oled(i2c, 0x7a); * // SO1602A oled(p9, p10); * oled.setContrast(0xff); * oled.setDispFlag(true, true, false); * oled.printf("test:%d,%f", i, 3.14); */ #pragma once #include "mbed.h" // SA0(Pin4)=Low: i2c_addr= 0x78, High: 0x7a; // DDRAM addr. Line1: 0x00 ~ 0x0f. Line2: 0x20 ~ 0x2f. class SO1602A : public Stream{ public: SO1602A (PinName sda, PinName scl, char address= 0x78); SO1602A (I2C &_i2c, char address= 0x78); // ******************** printf() future of C-language. *************************** /** Initialize */ void init(); /** Clear Display. */ void clear(); /** Set Position of char. * @param col: column, row: rows. */ void locate(int col, int row); /** Set Contrast. * @param val; 256steps, 0x00 ~ 0xff. Contrast increas as the value. */ void setContrast(char val); /** Set Display flag. * @parm Enable Display, Cursor turned on, Cursor Blink. */ void setDispFlag(bool disp, bool cursor, bool blink); private: I2C i2c; char addr; char buf[3]; int _column, _row; bool cmd(char chr); // virtual func for printf() in Stream-class. virtual int _putc(int val); virtual int _getc(); // Function SET void setRE(); void clearRE(); void setSD(); void clearSD(); }; // EOF