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The_YongGrand

Very Basic HD44780 driver for Stellaris LaunchPad

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i changed to PORT,connected the LCD to the relevanmt PORTA pins and the LCD is not showing anything,here are my macros

#define LCDPORT   GPIO_PORTA_BASE
#define LCDPORTENABLE    SYSCTL_PERIPH_GPIOA
#define RS GPIO_PIN_2
#define E GPIO_PIN_3
#define D4 GPIO_PIN_4
#define D5 GPIO_PIN_5
#define D6 GPIO_PIN_6
#define D7 GPIO_PIN_7
 
when using PORTB its working just fine but moving to PORTA it doenst,what could be the problem?

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excuse me ! The_YongGrand

The lcd still doesn't work..

Does it require some change to make it run ..

 

Could you help me solve this problem? Thank you 

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excuse me ! The_YongGrand

The lcd still doesn't work..

Does it require some change to make it run ..

 

Could you help me solve this problem? Thank you 

 

Please see http://www.catb.org/esr/faqs/smart-questions.html

explain what the problem is, and what you have done so far.  (Which launchpad using, How you connected, what pin definitions, any other hardware, ....)

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