Carlos Quintana
/
frdm_gpioInterrupcion
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Revision 0:cee1c4dd8c94, committed 2018-12-18
- Comitter:
- Otakutronics
- Date:
- Tue Dec 18 01:21:25 2018 +0000
- Commit message:
- Contador up/down con display 7 segmentos multiplexado
Changed in this revision
| 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 cee1c4dd8c94 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Dec 18 01:21:25 2018 +0000
@@ -0,0 +1,106 @@
+#include "mbed.h"
+/*
+DigitalOut gpo(D0);
+DigitalOut led(LED_RED);
+*/
+//><
+DigitalOut BjtUnd(PTA2,1);
+DigitalOut BjtDcn(PTA1,1);
+
+InterruptIn BtnInc(PTE25);
+InterruptIn BtnDec(PTE24);
+
+PortOut OutC(PortC,0x000000FF);
+PortOut OutD(PortD,0x000000FF);
+
+unsigned char unidades, decenas;
+
+void ISR_Incrementar(){
+
+ unidades ++;
+ if (unidades == 10){
+ unidades = 0;
+ decenas ++;
+ if (decenas == 10){
+ decenas = 0;
+ }
+ }
+ wait_ms(30);
+}
+
+void ISR_Decrementar(){
+
+ unidades --;
+ if (unidades == 0xFF){
+ unidades = 9;
+ decenas --;
+ if (decenas == 0xFF){
+ decenas = 9;
+ }
+ }
+ wait_ms(30);
+}
+
+void BinToDisplay(unsigned char num){
+ switch (num){
+ case 0: OutC.write(0);
+ OutD.write(8);
+ break;
+ case 1: OutC.write(3);
+ OutD.write(11);
+ break;
+ case 2: OutC.write(4);
+ OutD.write(2);
+ break;
+ case 3: OutC.write(2);
+ OutD.write(2);
+ break;
+ case 4: OutC.write(3);
+ OutD.write(1);
+ break;
+ case 5: OutC.write(2);
+ OutD.write(4);
+ break;
+ case 6: OutC.write(0);
+ OutD.write(5);
+ break;
+ case 7: OutC.write(3);
+ OutD.write(10);
+ break;
+ case 8: OutC.write(0);
+ OutD.write(0);
+ break;
+ case 9: OutC.write(3);
+ OutD.write(0);
+ break;
+ }
+}
+
+int main()
+{
+ BtnInc.mode(PullUp);
+ BtnDec.mode(PullUp);
+
+ BtnInc.rise(&ISR_Incrementar);
+ BtnDec.rise(&ISR_Decrementar);
+
+ unidades = 0;
+ decenas = 0;
+
+ while (true) {
+
+ BinToDisplay(unidades);
+ BjtUnd = 0;
+ BjtDcn = 1;
+ wait(0.02);
+ BinToDisplay(decenas);
+ BjtUnd = 1;
+ BjtDcn = 0;
+ wait(0.02);
+/*
+ gpo = !gpo; // toggle pin
+ led = !led; // toggle led
+ wait(0.2f);
+*/
+ }
+}
\ No newline at end of file
diff -r 000000000000 -r cee1c4dd8c94 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Dec 18 01:21:25 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/04dd9b1680ae \ No newline at end of file