Dongbing Gu
test
Diff: main.cpp
- Revision:
- 0:61c1b97ace71
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Jan 11 13:59:59 2017 +0000
@@ -0,0 +1,32 @@
+#include "mbed.h"
+#include "TextLCD.h"
+SPI sw(p5, p6, p7);
+DigitalOut cs(p8);
+TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD20x4); // rs, e, d4-d7
+
+
+int main() {
+ cs=0;
+ sw.format(16,0);
+ sw.frequency(1000000);
+ lcd.printf("Hello World!\n");
+ while (1) {
+ sw.write(0x0000);
+ cs = 1;
+ cs=0;
+ wait(1);
+ sw.write(0x5555);
+ cs = 1;
+ cs=0;
+ wait(1);
+ sw.write(0xAAAA);
+ cs = 1;
+ cs=0;
+ wait(1);
+ sw.write(0xFFFF);
+ cs = 1;
+ cs=0;
+ wait(1);
+ }
+}
+