first commit

README.md

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+Working folder for Raspberry zero & tricograme drawer

clear.py

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+# Copyright (c) 2017 Adafruit Industries
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+# This example is for use on (Linux) computers that are using CPython with
+# Adafruit Blinka to support CircuitPython libraries. CircuitPython does
+# not support PIL/pillow (python imaging library)!
+
+import board
+import busio
+from PIL import Image, ImageDraw
+import adafruit_ssd1306
+
+# Create the I2C interface.
+i2c = busio.I2C(board.SCL, board.SDA)
+# Create the SSD1306 OLED class.
+disp = adafruit_ssd1306.SSD1306_I2C(128, 64, i2c)
+
+# Clear display.
+disp.fill(0)
+disp.show()
+
+# Create blank image for drawing.
+# Make sure to create image with mode '1' for 1-bit color.
+width = disp.width
+height = disp.height
+image = Image.new("1", (width, height))
+
+# Get drawing object to draw on image.
+draw = ImageDraw.Draw(image)
+
+# Draw a black filled box to clear the image.
+draw.rectangle((0, 0, width, height), outline=0, fill=0)

poulpe.sh

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+#!/bin/bash
+sudo killall -9 python
+python clear.py

setup.sh

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+#!/bin/bash
+sudo apt-get update
+sudo apt-get install python3-pip -y
+sudo apt-get install python3-pil -y
+sudo pip3 install adafruit-circuitpython-ssd1306
+pip3 install RPI.GPIO
+pip3 install adafruit-blinka
+sudo apt-get install -y python3 git python3-pip
+sudo update-alternatives --install /usr/bin/python python $(which python2) 1
+sudo update-alternatives --install /usr/bin/python python $(which python3) 2
+sudo update-alternatives --config python
+sudo raspi-config
+git clone https://github.com/adafruit/Adafruit_CircuitPython_SSD1306.git
+cat <<'EOF'>> check.py
+import board
+import digitalio
+import busio
+print("Hello PiCore!")
+# Try to great a Digital input
+pin = digitalio.DigitalInOut(board.D4)
+print("Digital IO ok!")
+# Try to create an I2C device
+i2c = busio.I2C(board.SCL, board.SDA)
+print("I2C ok!")
+# Try to create an SPI device
+spi = busio.SPI(board.SCLK, board.MOSI, board.MISO)
+print("SPI ok!")
+print("done!")
+EOF
+clear
+python check.py

stats.py

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+# Copyright (c) 2017 Adafruit Industries
+# Author: Tony DiCola & James DeVito
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+# This example is for use on (Linux) computers that are using CPython with
+# Adafruit Blinka to support CircuitPython libraries. CircuitPython does
+# not support PIL/pillow (python imaging library)!
+
+import time
+import subprocess
+
+from board import SCL, SDA
+import busio
+from PIL import Image, ImageDraw, ImageFont
+import adafruit_ssd1306
+
+
+# Create the I2C interface.
+i2c = busio.I2C(SCL, SDA)
+
+# Create the SSD1306 OLED class.
+# The first two parameters are the pixel width and pixel height.  Change these
+# to the right size for your display!
+disp = adafruit_ssd1306.SSD1306_I2C(128, 64, i2c)
+
+# Clear display.
+disp.fill(0)
+disp.show()
+
+# Create blank image for drawing.
+# Make sure to create image with mode '1' for 1-bit color.
+width = disp.width
+height = disp.height
+image = Image.new("1", (width, height))
+
+# Get drawing object to draw on image.
+draw = ImageDraw.Draw(image)
+
+# Draw a black filled box to clear the image.
+draw.rectangle((0, 0, width, height), outline=0, fill=0)
+
+# Draw some shapes.
+# First define some constants to allow easy resizing of shapes.
+padding = -2
+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()
+
+# Alternatively load a TTF font.  Make sure the .ttf font file is in the
+# same directory as the python script!
+# Some other nice fonts to try: http://www.dafont.com/bitmap.php
+# font = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 9)
+
+while True:
+
+    # Draw a black filled box to clear the image.
+    draw.rectangle((0, 0, width, height), outline=0, fill=0)
+
+    # Shell scripts for system monitoring from here:
+    # https://unix.stackexchange.com/questions/119126/command-to-display-memory-usage-disk-usage-and-cpu-load
+    cmd = "hostname -I | cut -f 1 -d ' '"
+    IP = subprocess.check_output(cmd, shell=True).decode("utf-8")
+    cmd = "top -bn1 | grep load | awk '{printf \"CPU Load: %.2f\", $(NF-2)}'"
+    CPU = subprocess.check_output(cmd, shell=True).decode("utf-8")
+    cmd = "free -m | awk 'NR==2{printf \"Mem: %s/%s MB  %.2f%%\", $3,$2,$3*100/$2 }'"
+    MemUsage = subprocess.check_output(cmd, shell=True).decode("utf-8")
+    cmd = 'df -h | awk \'$NF=="/"{printf "Disk: %d/%d GB  %s", $3,$2,$5}\''
+    Disk = subprocess.check_output(cmd, shell=True).decode("utf-8")
+    #cmd = "vcgencmd measure_temp |cut -f 2 -d '='"
+    cmd ="vcgencmd measure_temp |cut -f 2 -d '='"
+    Temp = subprocess.check_output(cmd, shell = True )
+
+    # Write four lines of text.
+
+    draw.text((x, top + 0), "IP: " + IP, font=font, fill=255)
+    draw.text((x, top + 8), CPU, font=font, fill=255)
+    draw.text((x, top + 16), MemUsage, font=font, fill=255)
+    draw.text((x, top + 25), Disk, font=font, fill=255)
+    draw.text((x, top + 34),"Temp: ", font=font, fill=255)
+    draw.text((30, top + 34), Temp, font=font, fill=255)
+    # Display image.
+    disp.image(image)
+    disp.show()
+    time.sleep(0.1)

test.py

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+import RPi.GPIO as GPIO  # Import Raspberry Pi GPIO library
+from time import sleep  # Import the sleep function from the time module
+GPIO.setwarnings(False)
+GPIO.setmode(GPIO.BOARD)
+GPIO.setup(8, GPIO.OUT, initial=GPIO.LOW)
+while True:
+    GPIO.output(8, GPIO.HIGH)  # Turn on
+sleep(1)
+GPIO.output(8, GPIO.LOW)  # Turn off
+sleep(1)