Stanley Cohen / SLCD_degrees

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Fork of SLCD_minus_mod by Stanley Cohen

SLCD.h@10:ef2b3b7f1b01, 2014-03-23 (annotated)

Committer:
Tomo2k
Date:
Sun Mar 23 19:55:14 2014 +0000
Revision:
10:ef2b3b7f1b01
Parent:
9:dae947a658f0 
Documentation updated

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Tomo2k 9:dae947a658f0 1 #pragma once
Sissors 0:d04758e76d5b 2 #include "mbed.h"
Sissors 0:d04758e76d5b 3
star297 3:f70873bc6121 4 /* ------ sample usage------
star297 3:f70873bc6121 5
star297 3:f70873bc6121 6 #include "mbed.h"
star297 3:f70873bc6121 7 #include "SLCD.h"
Tomo2k 6:f4773221794b 8
star297 3:f70873bc6121 9 SLCD slcd;
Tomo2k 6:f4773221794b 10
star297 3:f70873bc6121 11 main()
star297 3:f70873bc6121 12 {
Tomo2k 8:99e4215cfc11 13 slcd.printf("1.2.3.4"); // standard printf function, only charaters in ASCII_TO_WF_CODIFICATION_TABLE will display
Tomo2k 8:99e4215cfc11 14 // Dots printed using decimal points
Tomo2k 8:99e4215cfc11 15 slcd.putc('A'); // prints a single character
Tomo2k 8:99e4215cfc11 16 slcd.clear(); // All segments off
Tomo2k 6:f4773221794b 17 slcd.All_Segments(y); // y=1 for ALL segments on, 0 for ALL segments off
Tomo2k 8:99e4215cfc11 18 slcd.DP(x, true/false); // Set/Clear decimal point. x=0, 1 or 2.
Tomo2k 8:99e4215cfc11 19 // Does nothing if invalid decimal point
Tomo2k 8:99e4215cfc11 20 slcd.DPx(y); // x=DP1 to DP3, y=1 for on 0 for off (legacy)
star297 3:f70873bc6121 21 slcd.Colon(y); // y=1 for on, 0 for off
star297 3:f70873bc6121 22 slcd.CharPosition=x; // x=0 to 3, 0 is start position
star297 3:f70873bc6121 23 slcd.Home(); // sets next charater to posistion 0 (start)
Sissors 4:ec7b3c9b2aeb 24 slcd.Contrast (x); // set contrast x=0 - 15, 0 lightest, 15 darkest
Sissors 4:ec7b3c9b2aeb 25 slcd.blink(x); // set display to blink, 0-7 is blink rate (default = 3), -1 disables blink
Sissors 4:ec7b3c9b2aeb 26 slcd.deepsleepEnable(x);// true (default) keeps the lcd enabled in deepsleep, false disables its 4MHz internal oscillator clock. Total power consumption ~= 40uA
Tomo2k 6:f4773221794b 27 }
star297 3:f70873bc6121 28 */
star297 3:f70873bc6121 29
Tomo2k 10:ef2b3b7f1b01 30 /**
Tomo2k 10:ef2b3b7f1b01 31 * SLCD peripheral of the FRDM-KL46Z\n
Tomo2k 10:ef2b3b7f1b01 32 Inherits mbed::Stream and supports the majority of Stream functions.
Tomo2k 10:ef2b3b7f1b01 33
Tomo2k 10:ef2b3b7f1b01 34 @code
Tomo2k 10:ef2b3b7f1b01 35 #include "mbed.h"
Tomo2k 10:ef2b3b7f1b01 36 #include "SLCD.h"
Tomo2k 10:ef2b3b7f1b01 37
Tomo2k 10:ef2b3b7f1b01 38 SLCD slcd;
Tomo2k 10:ef2b3b7f1b01 39
Tomo2k 10:ef2b3b7f1b01 40 main()
Tomo2k 10:ef2b3b7f1b01 41 {
Tomo2k 10:ef2b3b7f1b01 42 slcd.Home(); // Moves cursor to position 0 (start)
Tomo2k 10:ef2b3b7f1b01 43 slcd.printf("1.2.3.4"); // Standard printf function, only characters in ASCII_TO_WF_CODIFICATION_TABLE will display
Tomo2k 10:ef2b3b7f1b01 44 // Dots printed using decimal points
Tomo2k 10:ef2b3b7f1b01 45 slcd.putc('A'); // Prints a single character
Tomo2k 10:ef2b3b7f1b01 46
Tomo2k 10:ef2b3b7f1b01 47 while(1); // Wait forever
Tomo2k 10:ef2b3b7f1b01 48 }
Tomo2k 10:ef2b3b7f1b01 49 @endcode
Tomo2k 10:ef2b3b7f1b01 50 */
Tomo2k 6:f4773221794b 51 class SLCD : public Stream
Tomo2k 6:f4773221794b 52 {
Tomo2k 6:f4773221794b 53 public:
Tomo2k 10:ef2b3b7f1b01 54 //! Construct an SLCD object
Sissors 0:d04758e76d5b 55 SLCD();
Tomo2k 6:f4773221794b 56
Tomo2k 10:ef2b3b7f1b01 57 //! Move the SLCD cursor to the first character
Tomo2k 10:ef2b3b7f1b01 58 void Home();
Tomo2k 10:ef2b3b7f1b01 59 /**
Tomo2k 10:ef2b3b7f1b01 60 * Set contrast
Tomo2k 10:ef2b3b7f1b01 61 * @param lbContrast 0 - 15, 0 lightest, 15 darkest
Tomo2k 10:ef2b3b7f1b01 62 */
star297 3:f70873bc6121 63 void Contrast (uint8_t lbContrast);
Tomo2k 6:f4773221794b 64 void All_Segments (int);
Tomo2k 10:ef2b3b7f1b01 65 //! Turn off all segments
Tomo2k 7:0e084b33d730 66 void clear();
Tomo2k 10:ef2b3b7f1b01 67 /**
Tomo2k 10:ef2b3b7f1b01 68 * Turn a decimal point on or off
Tomo2k 10:ef2b3b7f1b01 69 * @param pos decimal point position: 0-2
Tomo2k 10:ef2b3b7f1b01 70 * @param on True or False
Tomo2k 10:ef2b3b7f1b01 71 */
Tomo2k 7:0e084b33d730 72 void DP(int pos, bool on);
star297 3:f70873bc6121 73 void DP1 (int);
star297 3:f70873bc6121 74 void DP2 (int);
star297 3:f70873bc6121 75 void DP3 (int);
Tomo2k 10:ef2b3b7f1b01 76 //! Turn the colon symbol on or off
Tomo2k 10:ef2b3b7f1b01 77 void Colon (bool on);
Tomo2k 10:ef2b3b7f1b01 78 //! Current cursor position
star297 3:f70873bc6121 79 uint8_t CharPosition;
Sissors 4:ec7b3c9b2aeb 80 void blink(int blink = 3);
Sissors 4:ec7b3c9b2aeb 81 void deepsleepEnable(bool enable);
Tomo2k 6:f4773221794b 82
Tomo2k 6:f4773221794b 83 private:
Sissors 5:6e3c11967108 84 void Write_Char(char lbValue);
Sissors 4:ec7b3c9b2aeb 85 void init();
Sissors 0:d04758e76d5b 86 virtual int _putc(int c);
Sissors 0:d04758e76d5b 87 virtual int _getc() {
Sissors 0:d04758e76d5b 88 return 0;
Tomo2k 6:f4773221794b 89 }
Sissors 0:d04758e76d5b 90 };