Raspberry Pi uses python to get GY-85 9-Axis Module Information

Connection Method please move here http://www.cnblogs.com/hangxin1940/archive/2013/04/05/3000395.html

The CLI window program is developed using the python curses package to refresh sensor readings in real time.

Final Effect
! [Gy85] (http://images.cnblogs.com/cnblogs_com/hangxin1940/466697/o_GY-85.jpg "gy85 ")

GY-85.py:

#! /Usr/bin/python3
#-*-Coding: UTF-8 -*-
Import curses
From time import *
From i2clibraries import i2c_itg3205, i2c_adxl345, i2c_hmc5883l

#===================================================== ==============================
# GY-85 sensor monitoring
#===================================================== ==============================

Def displayitg3205 (screen, Col, temp, x, y, z ):
"""
How to display itg3205 readings
"""
Screen. addstr (1, Col, "%. 1f ° C" % TEMP)
Screen. addstr (2, Col, "%. 1f °/s" % x)
Screen. addstr (3, Col, "%. 1f °/s" % Y)
Screen. addstr (4, Col, "%. 1f °/s" % Z)

Def displayadxl345 (screen, Col, x, y, z ):
"""
How to display the adxl345 reading
"""
Screen. addstr (1, Col, "%. 2fmg" % x)
Screen. addstr (2, Col, "%. 2fmg" % Y)
Screen. addstr (3, Col, "%. 2fmg" % Z)

Def displayhmc5883l (screen, Col, heading, declination, x, y, z ):
"""
How to display mc5883l readings
"""
Screen. addstr (1, Col, heading + "")
Screen. addstr (2, Col, Declination + "")
Screen. addstr (3, Col, "%. 2f" % x)
Screen. addstr (4, Col, "%. 2f" % Y)
Screen. addstr (5, Col, "%. 2f" % Z)

Try:
Myscreen = curses. initscr () # initialize curses
Myscreen. Border (0)
(Screen_h, screen_w) = myscreen. getmaxyx () # obtain the screen height and width.
Curses. start_color () # Set the color
Curses. init_pair (1, curses. color_black, curses. color_green) # Black text
Curses. init_pair (2, curses. color_red, curses. color_black) # White-bottom blue
Curses. init_pair (3, curses. color_magenta, curses. color_black) # What is the Black Bottom?

Myscreen. Clear () # Clear the canvas

# Calculate the coordinates of each piece. The screen is divided into three columns, and each column displays a sensor.
Col1 = screen_w/3*0
Col2 = screen_w/3*1
Col3 = screen_w/3*2

# The screen is divided into three parts horizontally, with the title in the middle of each part
Myscreen. addstr (0, INT (col1 + screen_w/3/2-3), "igt3205", curses. color_pair (1 ))
Myscreen. addstr (0, INT (col2 + screen_w/3/2-4), "adxl345", curses. color_pair (1 ))
Myscreen. addstr (0, INT (col3 + screen_w/3/2-4), "hmc5883l", curses. color_pair (1 ))

# Draw a split line and divide the screen into three columns
For Col in range (1, screen_h ):
Myscreen. addstr (COL, INT (col2), "│ ")
Myscreen. addstr (COL, INT (col3), "│ ")

# Print the names of igt3205 values in advance
Myscreen. addstr (1, INT (col1), "Temp:", curses. color_pair (2 ))
Myscreen. addstr (2, INT (col1), "X:", curses. color_pair (2 ))
Myscreen. addstr (3, INT (col1), "Y:", curses. color_pair (2 ))
Myscreen. addstr (4, INT (col1), "Z:", curses. color_pair (2 ))

# Print the name of each value of adxl345 in advance
Myscreen. addstr (1, INT (col2) + 1, "X:", curses. color_pair (2 ))
Myscreen. addstr (2, INT (col2) + 1, "Y:", curses. color_pair (2 ))
Myscreen. addstr (3, INT (col2) + 1, "Z:", curses. color_pair (2 ))

# Print the names of hmc5883l values in advance
Myscreen. addstr (1, INT (col3) + 1, "heading:", curses. color_pair (2 ))
Myscreen. addstr (2, INT (col3) + 1, "Declination:", curses. color_pair (2 ))
Myscreen. addstr (3, INT (col3) + 1, "X:", curses. color_pair (2 ))
Myscreen. addstr (4, INT (col3) + 1, "Y:", curses. color_pair (2 ))
Myscreen. addstr (5, INT (col3) + 1, "Z:", curses. color_pair (2 ))

# Initialize the Sensor
Itg3205 = i2c_itg3205.i2c_itg3205 (0)

Adxl345 = i2c_adxl345.i2c_adxl345 (0)

Hmc5883l = i2c_hmc5883l.i2c_hmc5883l (0)
Hmc5883l. setcontinuousmode () # Set it to the continuous update mode.
Hmc5883l. setdeclination () # sets the True North Magnetic offset compensation.

While true:
# Reading itg3205 data
(Itgready, dataready) = itg3205.getinterruptstatus ()
If dataready:
Temp = itg3205.getdietemperature ()
(X, y, z) = itg3205.getdegpersecaxes ()
Displayitg3205 (myscreen, 6, temp, x, y, z) # refresh the canvas

# Read adxl345 data
(X, y, z) = adxl345.getaxes ()
Displayadxl345 (myscreen, INT (col2) + 4, x, y, z) # refresh the canvas

# Reading hmc5883l data
(X, y, z) = hmc5883l. getaxes ()
Heading = hmc5883l. getheadingstring () # obtain the pointing Angle
Declination = hmc5883l. getdeclinationstring () # obtain the magnetic offset Compensation information
Displayhmc5883l (myscreen, INT (col3) + 13, heading, declination, x, y, z) # refresh the canvas

Myscreen. Refresh () # application canvas
Sleep (0.1) # Pause 0.1 seconds

Myscreen. getch ()

Finally:
Curses. endwin ()