Re: ccpro_pcflcd.zip Kategorie: Programmierung C (von Torsten - 27.12.2014 19:49) | |
Als Antwort auf Re: ccpro_pcflcd.zip von PepeV - 12.12.2014 17:17
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> Hi Torsten, > > With my hardware backlight on is 0x08. Also the backlight is on when I > switch on the LCD. So I defined in PCF8574_Interface.h: > #define LCD_BACKLIGHT_ON 0x08 > and then adapted 3 routines in PCF8574_LCD.cc > - in LCDBackLightOff: 0x00 in stead of LCD_BACKLIGHT_OFF > - in LCDBackLightOn: LCD_BACKLIGHT_ON in stead of 0x00 > - in LCDInit: gby_backlight_status = LCD_BACKLIGHT_ON; > Now the backlight works but something else goes wrong: > Test1WriteChar begins output of "HelloCControlPro" at line 1 at position 9 > and "LCD-PCF8574 Test" at line 2, also at position 9. > Without my changes this routine worked fine. > There is also something wrong with the running text. The contrast is bad. > The boat looks fine, > > Regards, > Pepe > Hello Pepe, Many thanks for testing the program. The backlight- and cursorposition- problems should be solved. But the contrast-problem looks like a hardware problem. GruÃ? Torsten. PCF8574_LCD-0.04.zip | |
Antwort schreiben Antworten: Re: ccpro_pcflcd.zip (von PepeV - 2.01.2015 14:56) |
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