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jhd1313m1: add createChar() method, as it should be supported by this device

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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
2015-07-09 14:12:20 -06:00
committed by Mihai Tudor Panu
parent 1647f572ff
commit 8462e8ce52
2 changed files with 24 additions and 0 deletions
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15
src/lcd/jhd1313m1.cxx
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@ -125,6 +125,21 @@ Jhd1313m1::scroll(bool direction)
}
}
mraa_result_t
Jhd1313m1::createChar(uint8_t charSlot, uint8_t charData[])
{
mraa_result_t error = MRAA_SUCCESS;
charSlot &= 0x07; // only have 8 positions we can set
error = m_i2c_lcd_control.writeReg(LCD_CMD, LCD_SETCGRAMADDR | (charSlot << 3));
if (error == MRAA_SUCCESS) {
for (int i = 0; i < 8; i++) {
error = m_i2c_lcd_control.writeReg(LCD_DATA, charData[i]);
}
}
return error;
}
/*
* **************
* virtual area