Interactive Device Design
HW2 entry for Peter Gao. One handed keyboard using push buttons and a laser-cut box.
Dependencies: DebounceIn USBDevice mbed
Revision 0:98ac2b055ab9, committed 2014-09-22
- Comitter:
- pgao
- Date:
- Mon Sep 22 05:43:36 2014 +0000
- Commit message:
- First commit!
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DebounceIn.lib Mon Sep 22 05:43:36 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/AjK/code/DebounceIn/#31ae5cfb44a4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBDevice.lib Mon Sep 22 05:43:36 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/USBDevice/#5bf05f9b3c7b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Sep 22 05:43:36 2014 +0000
@@ -0,0 +1,63 @@
+#include "mbed.h"
+#include "DebounceIn.h"
+#include "USBKeyboard.h"
+
+USBKeyboard keyboard;
+Serial pc(USBTX, USBRX);
+DebounceIn buttons[] = {D15, D14, D13, D12, D11, D10, D9, D8, D7, D6};
+DigitalOut capslock_light(LED1);
+int num_buttons = 10;
+int is_capital = 0;
+float key_delay = 0.2;
+
+int main() {
+ for (int i = 0; i < num_buttons; i++) {
+ buttons[i].mode(PullUp);
+ pc.printf("button %d is in pullup\n", i);
+ }
+ capslock_light = 1;
+ is_capital = 0;
+ pc.printf("starting loop");
+ while(1) {
+ for (int i = 2; i < num_buttons; i++) {
+ if (!buttons[0] && !buttons[1]) {
+ if (!buttons[4]) {
+ // space
+ keyboard.keyCode(' ');
+ wait(key_delay);
+ continue;
+ }
+ else if (!buttons[5]) {
+ // backspace
+ char backspace = 8;
+ keyboard.keyCode(backspace);
+ wait(key_delay);
+ continue;
+ }
+ else if (!buttons[6]) {
+ // capslock
+ capslock_light = !capslock_light;
+ keyboard.keyCode(KEY_CAPS_LOCK);
+ wait(key_delay);
+ continue;
+ }
+ }
+
+ char base_char = 'a';
+ if (!buttons[0] && !buttons[1]) {
+ base_char = 'y';
+ }
+ else if (!buttons[0]) {
+ base_char = 'i';
+ }
+ else if (!buttons[1]) {
+ base_char = 'q';
+ }
+
+ if (!buttons[i]) {
+ keyboard.keyCode(base_char + i - 2);
+ wait(key_delay);
+ }
+ }
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Sep 22 05:43:36 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/552587b429a1 \ No newline at end of file