Yoshi Mimura / Mbed 2 deprecated TextLCD_20X4_Test

This is a modified version of TextLCD on the Cookbook for 20X4 LCD specific. This does not control RW line, so we can reduce the number of pin usage on the mbed.

Dependencies:   mbed

main.cpp@0:f84245f91a5a, 2010-05-14 (annotated)

Committer:
ym1784
Date:
Fri May 14 21:19:39 2010 +0000
Revision:
0:f84245f91a5a

        

        
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// test for 20X4 LCD displaying RAM address by locate()





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//   ym1784 2010/05/14





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//





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// e.g.





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//     01234567890123456789





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//    +--------------------+





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//   0|80    TextLCD     93|(0,0) .. (19,0)





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//   1|C0                D3|(0,1) .. (19,1)





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//   2|94      20X4      A7|(0,2) .. (19,2)





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//   3|D4                E7|(0,3) .. (19,3)





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//    +--------------------+





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#include "mbed.h"





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#include "TextLCD_20X4.h"





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TextLCD_20X4 lcd(p21, p22, p26, p25, p24, p23); // rs, e, d0, d1, d2, d3





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int main() {





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    lcd.locate(0,0);





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    lcd.printf("80");





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    lcd.locate(18,0);





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    lcd.printf("93");





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    lcd.locate(0,1);





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    lcd.printf("C0");





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    lcd.locate(18,1);





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    lcd.printf("D3");





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    lcd.locate(0,2);





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    lcd.printf("94");





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    lcd.locate(18,2);





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    lcd.printf("A7");





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    lcd.locate(0,3);





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    lcd.printf("D4");





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    lcd.locate(18,3);





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    lcd.printf("E7");





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    lcd.locate(6,0);





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    lcd.printf("TextLCD");





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    lcd.locate(8,2);





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    lcd.printf("20X4");





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}