Revision 0:711cd84845cd, committed 2017-10-18

Comitter:

wrxavex

Date:

Wed Oct 18 15:23:49 2017 +0000

Commit message:

pca9685 for lpc1768

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PCA9685PWM.lib	Wed Oct 18 15:23:49 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/dreamworker/code/PCA9685PWM/#7f3c3ac6b20b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Oct 18 15:23:49 2017 +0000
@@ -0,0 +1,42 @@
+#include"PCA9685.h"
+#include"mbed.h"
+
+
+
+PCA9685 pwm(p9,p10);
+ 
+void setServoPulse(uint8_t n, float pulse) {
+    pwm.setPWM(n, 0, pulse);
+}
+ 
+void initServoDriver() {
+    pwm.begin();
+    //pwm.setPrescale(121);     // set 20ms for generic servos
+    pwm.setPWMFreq(1000);
+    pwm.frequencyI2C(400000); //400kHz fast I2C comunication
+    
+}
+ 
+int main() {
+    
+ initServoDriver();
+
+    while(1){
+        for ( uint16_t i = 0; i<4095; i++){
+            pwm.setPWM(0, 0, i);
+        }
+        for ( uint16_t i = 4095; i>0; i--){
+            pwm.setPWM(0, 0, i);
+        }
+        
+        for ( uint16_t i = 0; i<4095; i++){
+            pwm.setPWM(1, 0, i);
+        }
+        for ( uint16_t i = 4095; i>0; i--){
+            pwm.setPWM(1, 0, i);
+        }
+    
+    
+    }  
+             
+}
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