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lcd: add missing functionality to lcm1602

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Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Jon Trulson
2015-07-27 13:53:09 -06:00
committed by Mihai Tudor Panu
parent 36b0e1dce0
commit a2e4fb5d7a
2 changed files with 190 additions and 32 deletions
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108
src/lcd/lcm1602.h
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@ -9,22 +9,25 @@
*
* Contributions: Jon Trulson <jtrulson@ics.com>
*
* Permission is hereby granted, free of uint8_tge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
* Permission is hereby granted, free of uint8_tge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
@ -124,6 +127,79 @@ class Lcm1602 : public LCD
*/
mraa_result_t createChar(uint8_t charSlot, uint8_t charData[]);
/**
* Turn the display on
*
*/
void displayOn();
/**
* Turn the display off
*
*/
void displayOff();
/**
* Turn the cursor on
*
*/
void cursorOn();
/**
* Turn the cursor off
*
*/
void cursorOff();
/**
* Turn cursor blink on
*
*/
void cursorBlinkOn();
/**
* Turn cursor blink off
*
*/
void cursorBlinkOff();
/**
* Scroll the display left, without changing the character RAM
*
*/
void scrollDisplayLeft();
/**
* Scroll the display right, without changing the character RAM
*
*/
void scrollDisplayRight();
/**
* set the entry mode so that characters are added left to right
*
*/
void entryLeftToRight();
/**
* set the entry mode so that characters are added right to left
*
*/
void entryRightToLeft();
/**
* Right justify text entered from the cursor
*
*/
void autoscrollOn();
/**
* Left justify text entered from the cursor
*
*/
void autoscrollOff();
protected:
mraa_result_t send(uint8_t value, int mode);
mraa_result_t write4bits(uint8_t value);
@ -144,5 +220,9 @@ class Lcm1602 : public LCD
mraa::Gpio* m_gpioD1;
mraa::Gpio* m_gpioD2;
mraa::Gpio* m_gpioD3;
uint8_t m_displayControl;
uint8_t m_entryDisplayMode;
};
}