Simple library for interfacing to Nokia 5110 LCD display (as found on the SparkFun website). Edited to include additional feaatures, such as 2d array loading, multiple screen buffers, and better backlight control
Dependencies: N5110
Fork of N5110 by
Diff: N5110.cpp
- Revision:
- 9:7701f0126ba7
- Parent:
- 8:40abe5736eca
- Child:
- 10:6f3abb40202b
--- a/N5110.cpp Mon May 19 18:45:48 2014 +0000 +++ b/N5110.cpp Tue May 20 19:43:52 2014 +0000 @@ -237,11 +237,21 @@ // loop through string and print character while(*str) { - setXYAddress(x+6*n,y); // leave 1 pixel (6 = 5 + 1) between each character - printChar(*str); // print the char - can probably do *str++ and remove next line + // This is the old version - strings are printed using the printChar function + //setXYAddress(x+6*n,y); // leave 1 pixel (6 = 5 + 1) between each character + //printChar(*str); // print the char - can probably do *str++ and remove next line + + // the new version writes the character bitmap data to the buffer, so that + // text and pixels can be displayed at the same time + for (int i = 0; i < 5 ; i++ ) { + buffer[x+i+n*6][y] = font5x7[(*str - 32)*5 + i]; + } + str++; // go to next character in string n++; // increment index } + + refresh(); // this sends the buffer to the display and sets address (cursor) back to 0,0 } @@ -272,7 +282,7 @@ // elements are normalised from 0.0 to 1.0, so multiply // by 47 to convert to pixel range, and subtract from 47 // since top-left is 0,0 in the display geometry - setPixel(i,47 - (int) array[i]*47.0); + setPixel(i,47 - int(array[i]*47.0)); } refresh();