Weiyu Liu
Demo program for using adafruit trellis.
Dependencies: Adafruit_Trellis mbed
Revision 0:1b1f6789bbdd, committed 2016-03-13
- Comitter:
- wliu88
- Date:
- Sun Mar 13 17:31:36 2016 +0000
- Commit message:
- hello world
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Adafruit_Trellis.lib Sun Mar 13 17:31:36 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/users/wliu88/code/Adafruit_Trellis/#3a43c8b959d8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Mar 13 17:31:36 2016 +0000
@@ -0,0 +1,41 @@
+#include "mbed.h"
+#include "Adafruit_Trellis.h"
+
+I2C wire(p28, p27);
+
+int main() {
+ Adafruit_Trellis trellis = Adafruit_Trellis();
+ trellis.begin(&wire, 0x70);
+ trellis.clear();
+ int numKeys = 16;
+ for (uint8_t i=0; i<numKeys; i++) {
+ trellis.setLED(i);
+ trellis.writeDisplay();
+ wait(0.05);
+ }
+ // then turn them off
+ for (uint8_t i=0; i<numKeys; i++) {
+ trellis.clrLED(i);
+ trellis.writeDisplay();
+ wait(0.05);
+ }
+
+ while(true) {
+ wait(0.03);
+ if (trellis.readSwitches()) {
+ // go through every button
+ for (uint8_t i=0; i<numKeys; i++) {
+ // if it was pressed...
+ if (trellis.justPressed(i)) {
+ // Alternate the LED
+ if (trellis.isLED(i))
+ trellis.clrLED(i);
+ else
+ trellis.setLED(i);
+ }
+ }
+ // tell the trellis to set the LEDs we requested
+ trellis.writeDisplay();
+ }
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Mar 13 17:31:36 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/87f2f5183dfb \ No newline at end of file