Diff: PCA9685.h

Revision:

0:4466d7fb25e2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PCA9685.h	Fri Dec 17 05:30:28 2021 +0000
@@ -0,0 +1,46 @@
+#ifndef _PCA9685_H
+#define _PCA9685_H
+
+//#if ARDUINO >= 100
+// #include "Arduino.h"
+//#else
+// #include "WProgram.h"
+//#endif
+
+#include"mbed.h" 
+
+#define PCA9685_SUBADR1 0x2
+#define PCA9685_SUBADR2 0x3
+#define PCA9685_SUBADR3 0x4
+
+#define PCA9685_MODE1 0x0
+#define PCA9685_PRESCALE 0xFE
+
+#define LED0_ON_L 0x6
+#define LED0_ON_H 0x7
+#define LED0_OFF_L 0x8
+#define LED0_OFF_H 0x9
+
+#define ALLLED_ON_L 0xFA
+#define ALLLED_ON_H 0xFB
+#define ALLLED_OFF_L 0xFC
+#define ALLLED_OFF_H 0xFD
+
+
+class PCA9685 {
+ public:
+  //PCA9685(uint8_t addr = 0x40);
+  void begin(void);
+  void reset(void);
+  void setPWMFreq(float freq);
+  void setPWM(uint8_t num, uint16_t on, uint16_t off);
+  void setPin(uint8_t num, uint16_t val, bool invert=false);
+
+ private:
+  uint8_t i2c_addr;
+
+  uint8_t read8(uint8_t addr);
+  void write8(uint8_t addr, uint8_t d);
+};
+
+#endif