David Spillman
L298N H-Bridge Stepper Motor Driver
Revision 0:1b228aff0bda, committed 2015-03-17
- Comitter:
- Spilly
- Date:
- Tue Mar 17 01:14:23 2015 +0000
- Commit message:
- L298N H-Bridge Controlling Stepper
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 1b228aff0bda main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Mar 17 01:14:23 2015 +0000
@@ -0,0 +1,183 @@
+#include "mbed.h"
+/*
+#define ENA 8
+#define ENB 13
+
+#define black 9 // In1
+#define brown 10 // In2
+#define orange 11 // In3
+#define yellow 12 // In4
+*/
+//L298n connections
+DigitalOut pinI1(D5);
+DigitalOut pinI2(D6);
+DigitalOut pinI3(D10);
+DigitalOut pinI4(D11);
+DigitalOut ENA(D12); //Left
+DigitalOut ENB(D13); //Right
+
+void forward(int i, float j);
+void reverse(int i, float j);
+
+int main()
+{
+ while (true)
+ {
+ forward(100, 0.003f);
+ //wait(1.0f);
+ //reverse(10, 0.1f);
+ //wait(1.0f);
+ }
+}
+
+void reverse(int i, float j)
+{
+
+ // Pin 8 Enable A Pin 13 Enable B on
+ //digitalWrite(ENA, HIGH);
+ ENA = 1;
+ //digitalWrite(ENB, HIGH);
+ ENB = 1;
+
+ //j = j + .010f;
+ while (1) {
+
+ //digitalWrite(black, 0);
+ //digitalWrite(brown, 1);
+ //digitalWrite(orange, 1);
+ //digitalWrite(yellow, 0);
+ pinI1 = 0;
+ pinI2 = 1;
+ pinI3 = 1;
+ pinI4 = 0;
+
+ wait(j);
+ i--;
+ if (i < 1) break;
+
+ /*
+ digitalWrite(black, 0);
+ digitalWrite(brown, 1);
+ digitalWrite(orange, 0);
+ digitalWrite(yellow, 1);
+ */
+ pinI1 = 0;
+ pinI2 = 1;
+ pinI3 = 0;
+ pinI4 = 1;
+ wait(j);
+ i--;
+ if (i < 1) break;
+
+ /*
+ digitalWrite(black, 1);
+ digitalWrite(brown, 0);
+ digitalWrite(orange, 0);
+ digitalWrite(yellow, 1);
+ */
+ pinI1 = 1;
+ pinI2 = 0;
+ pinI3 = 0;
+ pinI4 = 1;
+ wait(j);
+ i--;
+ if (i < 1) break;
+ /*
+ digitalWrite(black, 1);
+ digitalWrite(brown, 0);
+ digitalWrite(orange, 1);
+ digitalWrite(yellow, 0);
+ */
+ pinI1 = 1;
+ pinI2 = 0;
+ pinI3 = 1;
+ pinI4 = 0;
+ wait(j);
+ i--;
+ if (i < 1) break;
+ }
+
+ // all outputs to stepper off
+ //digitalWrite(ENA, LOW);
+ //digitalWrite(ENB, LOW);
+ ENA = 0;
+ ENB = 0;
+}
+
+
+
+void forward(int i, float j)
+{
+
+ // Pin 8 Enable A Pin 13 Enable B on
+ //digitalWrite(ENA, HIGH);
+ //digitalWrite(ENB, HIGH);
+ ENA = 1;
+ ENB = 1;
+
+ //j = j + .010f;
+ while (1) {
+ /*
+ digitalWrite(black, 1);
+ digitalWrite(brown, 0);
+ digitalWrite(orange, 1);
+ digitalWrite(yellow, 0);
+ */
+ pinI1 = 1;
+ pinI2 = 0;
+ pinI3 = 1;
+ pinI4 = 0;
+ wait(j);
+ i--;
+ if (i < 1) break;
+
+
+ /*
+ digitalWrite(black, 1);
+ digitalWrite(brown, 0);
+ digitalWrite(orange, 0);
+ digitalWrite(yellow, 1);
+ */
+ pinI1 = 1;
+ pinI2 = 0;
+ pinI3 = 0;
+ pinI4 = 1;
+ wait(j);
+ i--;
+ if (i < 1) break;
+ /*
+ digitalWrite(black, 0);
+ digitalWrite(brown, 1);
+ digitalWrite(orange, 0);
+ digitalWrite(yellow, 1);
+ */
+ pinI1 = 0;
+ pinI2 = 1;
+ pinI3 = 0;
+ pinI4 = 1;
+ wait(j);
+ i--;
+ if (i < 1) break;
+ /*
+ digitalWrite(black, 0);
+ digitalWrite(brown, 1);
+ digitalWrite(orange, 1);
+ digitalWrite(yellow, 0);
+ */
+ pinI1 = 0;
+ pinI2 = 1;
+ pinI3 = 1;
+ pinI4 = 0;
+ wait(j);
+ i--;
+ if (i < 1) break;
+
+
+ }
+
+ // all outputs to stepper off
+ //digitalWrite(ENA, LOW);
+ //digitalWrite(ENB, LOW);
+ ENA = 0;
+ ENB = 0;
+}
\ No newline at end of file
diff -r 000000000000 -r 1b228aff0bda mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Mar 17 01:14:23 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/7e07b6fb45cf \ No newline at end of file