This example prints "Hello World!" to the LCD and makes the cursor block blink.
Dependencies: Hotboards_SpiLcd mbed
Revision 0:8d56048bea6a, committed 2016-02-02
- Comitter:
- Hotboards
- Date:
- Tue Feb 02 21:29:14 2016 +0000
- Commit message:
- First release: Hotboards_SpiLcd_Blink
Changed in this revision
diff -r 000000000000 -r 8d56048bea6a Hotboards_SpiLcd.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Hotboards_SpiLcd.lib Tue Feb 02 21:29:14 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/users/Hotboards/code/Hotboards_SpiLcd/#b777b6147d99
diff -r 000000000000 -r 8d56048bea6a main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Feb 02 21:29:14 2016 +0000 @@ -0,0 +1,54 @@ +/* + LiquidCrystal Library - Blink + Demonstrates the use a 16x2 LCD display. The Hotboards_SpiLcd + library works with all LCD displays that are compatible with the + ST7032 driver presented on Spi Lcd board (http://www.hotboards.org). + This sketch prints "Hello World!" to the LCD and makes the + cursor block blink. + The circuit: + * BKL --> GND + * VDD --> 3.3v + * GND --> GND + * SCK --> PA_5 + * SI --> PA_6 + * CS --> PB_15 + * RS --> PB_14 + * RST --> PB_13 + Library and example ported by Diego from Hotboards and originally cretaed by + by David A. Mellis + library modified 5 Jul 2009 + by Limor Fried (http://www.ladyada.net) + example added 9 Jul 2009 + by Tom Igoe + modified 22 Nov 2010 + by Tom Igoe + This example code is in the public domain. + */ +#include "mbed.h" +#include <Hotboards_SpiLcd.h> + +/* initialize an instance of SPI bus,setting the SPI pins*/ +SPI device(PA_7,PA_6,PA_5); /* SO, SI, SCK*/ +/* initialize the library with the numbers of the interface pins*/ +Hotboards_SpiLcd display( device, PB_15, PB_14, PB_13 ); /* SPI, CS, RS, RST */ + +int main() +{ + /* set the spi frequency to 5MHz*/ + device.frequency(5000000); + /* initialize internal lcd controller:*/ + display.init(); + + // Print a message to the LCD. + display.printf("hello, world!"); + + while(1) + { + // Turn off the blinking cursor: + display.noBlink(); + wait(3); + // Turn on the blinking cursor: + display.blink(); + wait(3); + } +}
diff -r 000000000000 -r 8d56048bea6a mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Feb 02 21:29:14 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/6f327212ef96 \ No newline at end of file