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Power management methods #7

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Power management methods #7

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17 changes: 14 additions & 3 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -8,9 +8,20 @@ example usage:
>>>from machine import I2C, Pin
>>>import mpu6050
>>>i2c = I2C(scl=Pin(5), sda=Pin(4))
>>>accelerometer = mpu6050.accel(i2c)
>>>accelerometer.get_values()
{'GyZ': -235, 'GyY': 296, 'GyX': 16, 'Tmp': 26.64764, 'AcZ': -1552, 'AcY': -412, 'AcX': 16892}
>>>imu = mpu6050.accel(i2c)
>>> imu.get_values()
{'GyZ': -60, 'GyY': -68, 'GyX': 2, 'Tmp': 33.04765, 'AcZ': 16048, 'AcY': 44, 'AcX': -952}
>>> imu.sleep()
>>> imu.get_values()
{'GyZ': -38, 'GyY': 56, 'GyX': -38, 'Tmp': 33.00059, 'AcZ': 15824, 'AcY': -40, 'AcX': -708}
>>> imu.get_values()
{'GyZ': -38, 'GyY': 56, 'GyX': -38, 'Tmp': 33.00059, 'AcZ': 15824, 'AcY': -40, 'AcX': -708}
>>> imu.wakeup()
>>> imu.get_values()
{'GyZ': -28, 'GyY': 59, 'GyX': -44, 'Tmp': 32.85941, 'AcZ': 15948, 'AcY': -76, 'AcX': -852}
```
Accelerometer/Gyroscope values are in int16 range (-32768 to 32767)
If the mpu6050 loses power, you have to call __init__() again

Source: https://github.com/adamjezek98/MPU6050-ESP8266-MicroPython

23 changes: 23 additions & 0 deletions mpu6050.py
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Expand Up @@ -40,6 +40,29 @@ def get_values(self):
return vals # returned in range of Int16
# -32768 to 32767

def sleep(self):
self.iic.start()
self.iic.writeto_mem(self.addr, 0x6B, b'\x40')
self.iic.stop()

def wakeup(self):
from time import sleep
self.iic.start()
self.iic.writeto_mem(self.addr, 0x6B, b'\x80')
self.iic.stop()
sleep(0.05)
self.iic.start()
self.iic.writeto_mem(self.addr, 0x68, b'\x07')
self.iic.stop()
sleep(0.05)
self.iic.start()
self.iic.writeto_mem(self.addr, 0x68, b'\x00')
self.iic.stop()
sleep(0.05)
self.iic.start()
self.iic.writeto_mem(self.addr, 0x6B, b'\x00')
self.iic.stop()

def val_test(self): # ONLY FOR TESTING! Also, fast reading sometimes crashes IIC
from time import sleep
while 1:
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