File reorg, step1

lib/I2C/I2C_Driver.cpp

@@ -0,0 +1,36 @@
+#include "I2C_Driver.h"
+
+
+void I2C_Init(void) {
+  Wire.begin( I2C_SDA_PIN, I2C_SCL_PIN);                       
+}
+
+
+bool I2C_Read(uint8_t Driver_addr, uint8_t Reg_addr, uint8_t *Reg_data, uint32_t Length)
+{
+  Wire.beginTransmission(Driver_addr);
+  Wire.write(Reg_addr); 
+  if ( Wire.endTransmission(true)){
+    printf("The I2C transmission fails. - I2C Read\r\n");
+    return -1;
+  }
+  Wire.requestFrom(Driver_addr, Length);
+  for (int i = 0; i < Length; i++) {
+    *Reg_data++ = Wire.read();
+  }
+  return 0;
+}
+bool I2C_Write(uint8_t Driver_addr, uint8_t Reg_addr, const uint8_t *Reg_data, uint32_t Length)
+{
+  Wire.beginTransmission(Driver_addr);
+  Wire.write(Reg_addr);       
+  for (int i = 0; i < Length; i++) {
+    Wire.write(*Reg_data++);
+  }
+  if ( Wire.endTransmission(true))
+  {
+    printf("The I2C transmission fails. - I2C Write\r\n");
+    return -1;
+  }
+  return 0;
+}