ECE 4180 Lab 1 Part 4

Dependencies:   PinDetect mbed

Files at this revision

API Documentation at this revision

Comitter:
abraha2d
Date:
Tue Oct 09 00:34:03 2018 +0000
Commit message:
Save point

Changed in this revision

PinDetect.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r bf289fbff1dd PinDetect.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PinDetect.lib	Tue Oct 09 00:34:03 2018 +0000
@@ -0,0 +1,1 @@
+http://os.mbed.com/users/AjK/code/PinDetect/#cb3afc45028b
diff -r 000000000000 -r bf289fbff1dd main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Oct 09 00:34:03 2018 +0000
@@ -0,0 +1,73 @@
+#include "mbed.h"
+
+BusOut mbedleds(LED1,LED2,LED3,LED4);
+//BusOut/In is faster than multiple DigitalOut/Ins
+
+class Nav_Switch
+{
+public:
+    Nav_Switch(PinName up,PinName down,PinName left,PinName right,PinName fire);
+    int read();
+//boolean functions to test each switch
+    bool up();
+    bool down();
+    bool left();
+    bool right();
+    bool fire();
+//automatic read on RHS
+    operator int ();
+//index to any switch array style
+    bool operator[](int index) {
+        return _pins[index];
+    };
+private:
+    BusIn _pins;
+
+};
+Nav_Switch::Nav_Switch (PinName up,PinName down,PinName left,PinName right,PinName fire):
+    _pins(up, down, left, right, fire)
+{
+    _pins.mode(PullUp); //needed if pullups not on board or a bare nav switch is used - delete otherwise
+    wait(0.001); //delays just a bit for pullups to pull inputs high
+}
+inline bool Nav_Switch::up()
+{
+    return !(_pins[0]);
+}
+inline bool Nav_Switch::down()
+{
+    return !(_pins[1]);
+}
+inline bool Nav_Switch::left()
+{
+    return !(_pins[2]);
+}
+inline bool Nav_Switch::right()
+{
+    return !(_pins[3]);
+}
+inline bool Nav_Switch::fire()
+{
+    return !(_pins[4]);
+}
+inline int Nav_Switch::read()
+{
+    return _pins.read();
+}
+inline Nav_Switch::operator int ()
+{
+    return _pins.read();
+}
+
+Nav_Switch myNav( p9, p6, p7, p5, p8); //pin order on Sparkfun breakout
+
+int main()
+{
+    while(1) {
+        //with pullups a button hit is a "0" - "~" inverts data to leds
+        mbedleds = ~(myNav & 0x0F); //update leds with nav switch direction inputs
+        if(myNav.fire()) mbedleds = 0x0F; //special all leds on case for fire (center button)
+        //or use - if(myNav[4]==0) mbedleds = 0x0F; //can index a switch bit like this
+        wait(0.02);
+    }
+}
diff -r 000000000000 -r bf289fbff1dd mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Tue Oct 09 00:34:03 2018 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/e95d10626187
\ No newline at end of file