sudo apt-get update
sudo apt-get install python-pip
2. Install Jetson GPIO library:
sudo pip install Jetson.GPIO
3. Install the I2C development library:
sudo apt-get install libi2c-dev i2c-tools
pip install smbus
4. Install Nano editor on Ubuntu:
sudo apt-get install nano
5. Sample code for reading battery voltage and battery percentage
#!/usr/bin/env python
import struct
import smbus
import sys
import time
def readVoltage(bus):
address = 0x36
read = bus.read_word_data(address, 2)
swapped = struct.unpack("<H", struct.pack(">H", read))[0]
voltage = swapped * 1.25 /1000/16
return voltage
def readCapacity(bus):
address = 0x36
read = bus.read_word_data(address, 4)
swapped = struct.unpack("<H", struct.pack(">H", read))[0]
capacity = swapped/256
return capacity
bus = smbus.SMBus(1) # 0 = /dev/i2c-0 (port I2C0), 1 = /dev/i2c-1 (port I2C1)
while True:
