def init_qwiic():
global prox, bme, ccs, oled
# Qwiic Board define
prox = qwiic.QwiicProximity()
bme = qwiic.QwiicBme280()
ccs = qwiic.QwiicCcs811()
oled = qwiic.QwiicMicroOled()
# Begin statements
prox.begin()
bme.begin()
#ccs.begin()
oled.begin()
# Used for debugging CCS811
try:
ccs.begin()
except Exception as e:
print(e)
# Setup OLED
oled.clear(oled.ALL)
oled.display()
oled.set_font_type(1)
def __init__(self):
self.oled = qwiic.QwiicMicroOled()
self.oled.begin()
self.oled.clear(self.oled.ALL)
# Subscribers
rospy.Subscriber("/rpi_io/oled_input", OledInput, self.request_handler)
def run():
# Define oled screen and initialize
oled = qwiic.QwiicMicroOled()
oled.begin()
# clear the screen
oled.clear(oled.PAGE)
oled.display()
# set the font size
oled.set_font_type(1)
mpu.MPU_Init()
print(" Reading Data of Gyroscope and Accelerometer")
while True:
# Read Accelerometer raw value
acc_x = mpu.read_raw_data(mpu.ACCEL_XOUT_H)
acc_y = mpu.read_raw_data(mpu.ACCEL_YOUT_H)
acc_z = mpu.read_raw_data(mpu.ACCEL_ZOUT_H)
# Read Gyroscope raw value
gyro_x = mpu.read_raw_data(mpu.GYRO_XOUT_H)
gyro_y = mpu.read_raw_data(mpu.GYRO_YOUT_H)
gyro_z = mpu.read_raw_data(mpu.GYRO_ZOUT_H)
# Full scale range +/- 250 degree/C as per sensitivity scale factor
Ax = round(acc_x / 16384.0, 2)
Ay = round(acc_y / 16384.0, 2)
Az = round(acc_z / 16384.0, 2)
Gx = gyro_x / 131.0
Gy = gyro_y / 131.0
Gz = gyro_z / 131.0
# print("Gx=%.2f" % Gx, u'\u00b0' + "/s", "\tGy=%.2f" % Gy, u'\u00b0' + "/s", "\tGz=%.2f" %
# Gz, u'\u00b0' + "/s", "\tAx=%.2f g" % Ax, "\tAy=%.2f g" % Ay, "\tAz=%.2f g" % Az)
# sleep(1)
# now = datetime.now()
# currentTime = now.strftime("%H:%M")
# set cursor position
oled.set_cursor(2, 5) # top left of screen
oled.print('Ax:' + str(Ax))
oled.set_cursor(2, 20)
oled.print('Ay:' + str(Ay))
oled.set_cursor(2, 35)
oled.print('Az:' + str(Az))
print(Ax, Ay, Az)
# display screen
oled.display()
time.sleep(.5)
oled.clear(oled.PAGE)
#! /usr/bin/python3
from __future__ import print_function
from datetime import datetime
import qwiic_py
import qwiic
import time
import sys
# Define oled screen and initialize
oled = qwiic.QwiicMicroOled()
oled.begin()
# clear the screen
oled.clear(oled.PAGE)
oled.display()
# set the font size
oled.set_font_type(1)
while True:
now = datetime.now()
currentTime = now.strftime("%H:%M")
# set cursor position
oled.set_cursor(10, 8) # top left of screen
oled.print("Hello")
# oled.set_cursor(0,22)
# oled.print("TA!")
def run():
# Define oled screen and initialize
oled = qwiic.QwiicMicroOled()
oled.begin()
# clear the screen
oled.clear(oled.PAGE)
oled.display()
# set the font size
oled.set_font_type(1)
mpu.MPU_Init()
#display code version
oled.set_cursor(2, 5) # top left of screen
oled.print('V-0.1.3')
oled.display()
time.sleep(2)
oled.clear(oled.PAGE)
accel = {'x':[], 'y':[], 'z':[]}
speed = {'x':[], 'y':[], 'z':[]}
while True:
# Read Accelerometer raw value
acc_x = mpu.read_raw_data(mpu.ACCEL_XOUT_H)
acc_y = mpu.read_raw_data(mpu.ACCEL_YOUT_H)
acc_z = mpu.read_raw_data(mpu.ACCEL_ZOUT_H)
# Read Gyroscope raw value
gyro_x = mpu.read_raw_data(mpu.GYRO_XOUT_H)
gyro_y = mpu.read_raw_data(mpu.GYRO_YOUT_H)
gyro_z = mpu.read_raw_data(mpu.GYRO_ZOUT_H)
# Full scale range +/- 250 degree/C as per sensitivity scale factor
#Accelerometer returns values in g (multiply by 9.8 to get m/s^2)
Ax = (acc_x/16384.0) * 9.8
Ay = (acc_y/16384.0) * 9.8
Az = (acc_z/16384.0) * 9.8
Gx = gyro_x/131.0
Gy = gyro_y/131.0
Gz = gyro_z/131.0
#add accel
accel['x'].append(Ax)
accel['y'].append(Ay)
accel['z'].append(Az)
#get_speed from accel
Vx, Vy, Vz = integrate(accel)
#add speed
speed['x'].append(Vx)
speed['y'].append(Vy)
speed['z'].append(Vz)
#get distance from speed
Dx, Dy, Dz = integrate(speed)
oled.set_cursor(2, 5) # top left of screen
oled.print('X:' + o_str(Ax))
oled.set_cursor(2, 20)
oled.print('Y:' + o_str(Ay))
oled.set_cursor(2, 35)
oled.print('Z:' + o_str(Az))
oled.display()
time.sleep(0.25)
oled.clear(oled.PAGE)
top = padding
bottom = height - padding
# Move left to right keeping track of the current x position for drawing shapes.
x = 0
# Load default font.
font = ImageFont.load_default()
# Draw a black filled box to clear the image.
draw.rectangle((0, 0, width, height), outline=0, fill=0)
except OSError as err:
print("OS error: {0}".format(err))
time.sleep(5)
# 48 x 64 display------------------------------------------------------
elif 61 in addresses:
disp2 = qwiic.QwiicMicroOled()
try:
# Initiallize Display
disp2.begin()
# Display Flame (set to buffer in begin function)
disp2.display()
time.sleep(5) # Pause 5 sec
# Clear Display
disp2.clear(disp2.PAGE)
disp2.clear(disp2.ALL)
# Set Font
disp2.set_font_type(0)
# Could replace line spacing with disp2.getFontHeight, but doesn't scale properly