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lcd.py
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lcd.py
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#!/usr/bin/python3
import os
from periphery import GPIO
from PIL import Image
from PIL import ImageFont
from PIL import ImageDraw
import sys
import socket
import time
import base64
import io
import time
import evdev
from evdev import InputDevice, categorize, ecodes
from select import select
import psutil
RS = GPIO(29, "out")
A0 = GPIO(30, "out")
CS = GPIO(28, "out")
RW = GPIO(31, "out")
E = GPIO(32, "out")
D0 = GPIO(33, "out")
D1 = GPIO(34, "out")
D2 = GPIO(35, "out")
D3 = GPIO(36, "out")
D4 = GPIO(37, "out")
D5 = GPIO(38, "out")
D6 = GPIO(39, "out")
D7 = GPIO(40, "out")
DATA = [D7,D6,D5,D4,D3,D2,D1,D0]
A0_DATA = 0x01
A0_CMD = 0x00
logo = """Qk02JAAAAAAAADYEAAAoAAAAgAAAAEAAAAABAAgAAAAAAAAgAAAjLgAAIy4AAAABAAAAAQAAAAAAAAEBAQACAgIAAwMDAAQEBAAFBQUABgYGAAcHBwAICAgACQkJAAoKCgALCwsADAwMAA0NDQAODg
4ADw8PABAQEAAREREAEhISABMTEwAUFBQAFRUVABYWFgAXFxcAGBgYABkZGQAaGhoAGxsbABwcHAAdHR0AHh4eAB8fHwAgICAAISEhACIiIgAjIyMAJCQkACUlJQAmJiYAJycnACgoKAApKSkAKioq
ACsrKwAsLCwALS0tAC4uLgAvLy8AMDAwADExMQAyMjIAMzMzADQ0NAA1NTUANjY2ADc3NwA4ODgAOTk5ADo6OgA7OzsAPDw8AD09PQA+Pj4APz8/AEBAQABBQUEAQkJCAENDQwBEREQARUVFAEZGRg
BHR0cASEhIAElJSQBKSkoAS0tLAExMTABNTU0ATk5OAE9PTwBQUFAAUVFRAFJSUgBTU1MAVFRUAFVVVQBWVlYAV1dXAFhYWABZWVkAWlpaAFtbWwBcXFwAXV1dAF5eXgBfX18AYGBgAGFhYQBiYmIA
Y2NjAGRkZABlZWUAZmZmAGdnZwBoaGgAaWlpAGpqagBra2sAbGxsAG1tbQBubm4Ab29vAHBwcABxcXEAcnJyAHNzcwB0dHQAdXV1AHZ2dgB3d3cAeHh4AHl5eQB6enoAe3t7AHx8fAB9fX0Afn5+AH
9/fwCAgIAAgYGBAIKCggCDg4MAhISEAIWFhQCGhoYAh4eHAIiIiACJiYkAioqKAIuLiwCMjIwAjY2NAI6OjgCPj48AkJCQAJGRkQCSkpIAk5OTAJSUlACVlZUAlpaWAJeXlwCYmJgAmZmZAJqamgCb
m5sAnJycAJ2dnQCenp4An5+fAKCgoAChoaEAoqKiAKOjowCkpKQApaWlAKampgCnp6cAqKioAKmpqQCqqqoAq6urAKysrACtra0Arq6uAK+vrwCwsLAAsbGxALKysgCzs7MAtLS0ALW1tQC2trYAt7
e3ALi4uAC5ubkAurq6ALu7uwC8vLwAvb29AL6+vgC/v78AwMDAAMHBwQDCwsIAw8PDAMTExADFxcUAxsbGAMfHxwDIyMgAycnJAMrKygDLy8sAzMzMAM3NzQDOzs4Az8/PANDQ0ADR0dEA0tLSANPT
0wDU1NQA1dXVANbW1gDX19cA2NjYANnZ2QDa2toA29vbANzc3ADd3d0A3t7eAN/f3wDg4OAA4eHhAOLi4gDj4+MA5OTkAOXl5QDm5uYA5+fnAOjo6ADp6ekA6urqAOvr6wDs7OwA7e3tAO7u7gDv7+
8A8PDwAPHx8QDy8vIA8/PzAPT09AD19fUA9vb2APf39wD4+PgA+fn5APr6+gD7+/sA/Pz8AP39/QD+/v4A////AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAyNFXVM9HgMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHV/PkC4HAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAJIT//2AEAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAE3L//3JPAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAADbB/50vAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAVh///3KwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMjP//wyAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADJ7//3UkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAyb//9xAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFf///9xEAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGL///82AAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAA2////QwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAFNv//4EBAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB8////IwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANP///4IFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAO3////UgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOv///8AOAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOs////UwsAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALf
////+SAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAABy/////zUAAAAAAAAAAAAAAAAAAAAAAAAAAxgsJAsAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACvf//4MwAAAAAAAAAAAAAAAAAAAAAAAELj8/JBgQFAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAw///HCQAAAAAAAAAAAAAAAAAAAAABNpg0M1WBjJOHbEcdAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAF7//1kAAAAAAAAAAAAAAAAAAAAAD245Xv///7qTk/////+bNwMAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAmf//RAAAAAAAAAAAAAAAAAAABhlNHX3/wEgTAAAAASREnv//lx
oAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAn///8PAAAAAAAAAAAAAAAAAB0kLxqf
/10HAAAAAAAAAAAEaKD/6jgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAG////xgAAA
AAAAAAAAAAAAAGQSQPpP84AAAAAAAAAAAAAAABDl7//0MEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAv//+qAgAAAAAAAAAAAAAAAB0IHJn/OwAAAAAAAAAAAAAAAAAAAEb//3QAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADT//1UAAAAAAAAAAAAAAAAAAA1b/2YAAAAAAAAVQhkAAAAAAAAAADL3wAUFCwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANP//PQAAAAAAAAAAAAAAAAAACcz/DwAAAAAAABMYGgAAAAAAAAAAAKL/fCQADQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA0//80AAAAAAAAAAAAAAAAAAA6/2cAAAAAAAAAAAAAAAAbAgAAAAAAYv//YgAMAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADT//zQAAAAAAAAAAAAAAAAAAGj/LAAAAAAAAAAAAAAAACEZAAAAAAAAYf
/3Eg4AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANP//TAAAAAAAAAAAAAAAAAAAg/8PAAAAAAAA
AAAAAAAADBEAAAAAAAAd//9XCA4AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA0//9WAAAAAAAAAA
AAAAAAAACDtAUAAAAAAAAAAAAAAAAAAAAAAAAAAAS3/4EKCwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAADT//2wAAAAAAAAAAAAAAAAAAIODAAAAAAAAAAAAAAAAAAAAAAAAAAAAC5//ryMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAANP//igAAAAAAAAAAAAAAAAAAg5YAAAAAAAAAAAAAAAAAAAAhAAAAAAAA5v//agAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA0///HAAAAAAAAAAAAAAAAAABB6gcAAAAAAAAAAAAAAAAAACsAAAAAAACW//+7AwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADT///8BAAAAAAAAAAAAAAAAAAj/MwAAAAAAAAAAAAAAAAAAAAAAAAAAAIP///8pAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAR////xoAAAAAAAAAAAAAAAAAAGeQAQAAAAAAAAAAAAAAAAAAAAAAAAAAr///ig
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAh////ZAAAAAAAAAAAAAAAAAAAE8pGAAAAAAAAAAAA
AAAAAAAAAAAAAADA//+BAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACw////FgAAAAAAAAAAAA
AAAAAAIv8xAAAAAAAAAAAAAAEAAAAAAAAABtH//24AAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
FVb///9rAAAAAAAAAAAAAAAAAAAAT/9PBwAAAAAAAAASGQAAAAAAAAAY////QQAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAArHf///8cHAAAAAAAAAAAAAAAAAAAAReq2TyIPAhAoUCsAAAAAAAAAADH///9lAxYAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUAlf//2xsAAAAAAAAAAAAAAAAAAAAAFliq////o0cMAAAAAAAAAAAAZP///0IZAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA2////oQsAAAAAAAAAAAAAAAAAAAAAAAAOEgoAAAAAAAAAAAAAAAa6//91EyoAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAASo////fwYAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAO////yAUVgAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAdAASa////egUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAai////tppmAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB0SAC7/////gQoAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAVf///////zQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
A7P/////oRoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACX///////+kAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAANv///////3AtAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAUwf///////zEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAfP///////4gLAAAAAAAAAAAAAAAAAAAAAAAAAAAAE6T///////9rAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQpf///////6U2FQcAAAAAAAAAAAAAAAAAAAAAACG9////////nAcAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXpP//////////khwAAAAAAAAAAAAAAAAAAAZN/////////68PAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARoP//////////6lMKAQEAAAAAAAAAABRFrP//////
//+vGQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOj////////////89wXl
M9NDQ0TGSj////////////lxEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAJNcr/////////////////////////////////pFYFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAADWn//////////////////////////////z4SAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACKI//////////////////////9YHDQrAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAdaff//////7TP/////4NBDgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEU1mhYY4JBwNEB8LAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMCDwADAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"""
def get_local_ip():
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
# doesn't even have to be reachable
s.connect(('192.255.255.255', 1))
IP = s.getsockname()[0]
except:
IP = '127.0.0.1'
finally:
s.close()
return IP
def set_gpio(pin,value):
pin.direction = "out"
if value == 0:
outval = False
else:
outval = True
pin.write(outval)
def read_gpio(pin):
pin.direction = "in"
if pin.read():
return 1
else:
return 0
def write_lcm(A0type, input):
mask=128
set_gpio(E,0)
for pin in DATA:
set_gpio(pin,(input & mask))
mask=int(mask/2)
set_gpio(A0,A0type)
set_gpio(RW,0)
set_gpio(CS,0)
set_gpio(E,1)
set_gpio(E,0)
set_gpio(CS,1)
def read_lcm(page,line):
set_page(page)
output = 0x00
for i in range(line):
output = 0x00
set_gpio(E,0)
set_gpio(A0,A0_DATA)
set_gpio(RW,1)
set_gpio(CS,0)
set_gpio(E,1)
mask=128
for pin in DATA:
pin.direction = "in"
if pin.read():
output += mask
mask=int(mask/2)
set_gpio(E,0)
set_gpio(CS,1)
print(hex(output))
def read_lcm_img():
outimg = [0] * 8192
for page in range(8):
set_page(page)
for line in range(128):
set_gpio(E,0)
set_gpio(A0,A0_DATA)
set_gpio(RW,1)
set_gpio(CS,0)
set_gpio(E,1)
outimg[(page*8*128)+(0*128)+line] = read_gpio(D0)
outimg[(page*8*128)+(1*128)+line] = read_gpio(D1)
outimg[(page*8*128)+(2*128)+line] = read_gpio(D2)
outimg[(page*8*128)+(3*128)+line] = read_gpio(D3)
outimg[(page*8*128)+(4*128)+line] = read_gpio(D4)
outimg[(page*8*128)+(5*128)+line] = read_gpio(D5)
outimg[(page*8*128)+(6*128)+line] = read_gpio(D6)
outimg[(page*8*128)+(7*128)+line] = read_gpio(D7)
set_gpio(E,0)
set_gpio(CS,1)
for y in range(64):
for x in range(128):
print(outimg[(y*128)+x],end="")
print("")
def init_lcm():
set_gpio(RS,1)
for x in [0xae,0xa2,0xa0,0xc8,0xa6,0x40,0x22,0x81,0x3f,0xf8,0x00,0xa4,0x2c]:
write_lcm(A0_CMD,x)
write_lcm(A0_CMD,0x2e)
write_lcm(A0_CMD,0x2f)
write_lcm(A0_CMD,0xaf)
def exit_lcm():
RS.close()
CS.close()
RW.close()
A0.close()
E.close()
for x in DATA:
x.close()
def set_page(page):
write_lcm(A0_CMD,(0xB0 + page))
write_lcm(A0_CMD,0x10)
write_lcm(A0_CMD,0x00)
def draw_lcm(image, display_off = True):
if display_off:
write_lcm(A0_CMD,0xae)
for page in range(8):
set_page(page)
for line in range(128):
write_lcm(A0_DATA, image[(page*128)+line])
if display_off:
write_lcm(A0_CMD,0xaf)
def refresh_screen(pixels, width = 128, height = 64):
img = [0x00] * 1024
if width > 128:
width = 128
if height > 64:
height = 64
for y in range(int(height/8)):
for x in range(width):
outbyte = 0x00
for bit in range(8):
if pixels[x,(y*8)+bit] != 0:
outbyte += 2**bit
img[x+(128*y)] = outbyte
draw_lcm(img)
def draw_logo():
im = Image.open(io.BytesIO(base64.b64decode(logo)))
drw = ImageDraw.Draw(im)
refresh_screen(im.load(), im.size[0], im.size[1])
def get_load_avg():
try:
with open('/proc/loadavg', 'r') as f:
load_avg = f.readline().split()[:3]
return [float(x) for x in load_avg]
except:
return 0
def get_cpu_count():
try:
with open('/proc/cpuinfo', 'r') as f:
cpu_info = f.read()
return cpu_info.count('processor\t:')
except:
return 2
def cpu_usage():
load_avg = get_load_avg()
cpu_count = get_cpu_count()
cpu_usage_1min = (load_avg[0] / cpu_count) * 100
cpu_usage_5min = (load_avg[1] / cpu_count) * 100
cpu_usage_15min = (load_avg[2] / cpu_count) * 100
return cpu_usage_1min
def get_memory_info():
try:
meminfo = {}
with open('/proc/meminfo', 'r') as f:
for line in f:
parts = line.split()
key = parts[0].rstrip(':')
value = int(parts[1]) # Value is in kilobytes
meminfo[key] = value
return meminfo
except:
return {}
def memory_usage():
try:
meminfo = get_memory_info()
mem_total = meminfo['MemTotal']
mem_free = meminfo['MemFree']
buffers = meminfo['Buffers']
cached = meminfo['Cached']
mem_used = mem_total - (mem_free + buffers + cached)
mem_usage_percent = (mem_used / mem_total) * 100
return mem_usage_percent
except:
return 0
def read_sensor(file_path):
try:
with open(file_path, 'r') as file:
return file.read().strip()
except:
return "0"
def read_fanmode():
file_path = '/tmp/fanmode.txt'
try:
with open(file_path, 'r') as file:
content = file.read()
return content
except Exception as e:
print(f'An error occurred: {e}')
return ''
def display_home():
try:
im = Image.new(mode = "L", size = (128, 64))
drw = ImageDraw.Draw(im)
drw.text((0, 50), "CPU: " + str(int(cpu_usage())) + "% RAM: " + str(int(memory_usage())) + "%", fill='white')
hostname = socket.gethostname()
drw.text((0, 0), "Hostname: " + hostname, fill='white')
drw.text((0, 10), "IP: " + get_local_ip(), fill='white')
cpuTemp = read_sensor('/sys/class/hwmon/hwmon0/temp1_input')
drw.text((0, 20), "CPU Temp: " + str(round(int(cpuTemp)/1000, 1)) + " °C", fill='white')
hd1Temp = read_sensor('/sys/class/hwmon/hwmon2/temp1_input')
hd2Temp = read_sensor('/sys/class/hwmon/hwmon3/temp1_input')
hd3Temp = read_sensor('/sys/class/hwmon/hwmon4/temp1_input')
hd4Temp = read_sensor('/sys/class/hwmon/hwmon5/temp1_input')
drw.text((0, 30), "HDs Temp: " + str(int(int(hd1Temp)/1000)) + " " + str(int(int(hd2Temp)/1000)) + " " + str(int(int(hd3Temp)/1000)) + " " + str(int(int(hd4Temp)/1000)), fill='white')
fanSpeed = read_sensor('/sys/class/hwmon/hwmon1/fan1_input')
drw.text((0, 40), "Fan Speed " + read_fanmode() + ": " + fanSpeed.strip() + " rpm", fill='white')
refresh_screen(im.load(), im.size[0], im.size[1])
im.save("/tmp/systemstatus.jpg")
except Exception as e:
print(f"Error in draw_text: {e}")
def get_md_array_status(md_device):
try:
# Read the /proc/mdstat file
with open('/proc/mdstat', 'r') as f:
mdstat_content = f.read()
# Find the section for the specified md device
device_section = next((section for section in mdstat_content.split('\n\n') if md_device in section), None)
if not device_section:
print(f"Device {md_device} not found in /proc/mdstat")
return None
# Extract the status line from the device section
status_line = next((line for line in device_section.split('\n') if 'U' in line), None)
if status_line:
return ''.join([c for c in status_line if c in 'U_'])
else:
print(f"Status line not found for {md_device}")
return None
except Exception as e:
print(f"An error occurred: {e}")
return None
def display_disk_usage():
try:
mountpoint1 = '/boot'
mountpoint2 = '/'
mountpoint3 = '/srv'
# Get disk usage information
disk_usage1 = psutil.disk_usage(mountpoint1)
disk_usage2 = psutil.disk_usage(mountpoint2)
disk_usage3 = psutil.disk_usage(mountpoint3)
# Create a 128x64 image
image = Image.new(mode = "L", size = (128, 64))
draw = ImageDraw.Draw(image)
# Define the bounding box for the pie chart
bbox1 = [ 2, 2, 41, 41]
bbox2 = [44, 2, 83, 41]
bbox3 = [86, 2, 125, 41]
# Draw the border around the pie chart
draw.ellipse(bbox1, outline='white')
draw.ellipse(bbox2, outline='white')
draw.ellipse(bbox3, outline='white')
# Calculate the start and end angles for the pie slices
start_angle = 0
end_angle1 = int(360 * (disk_usage1.percent / 100))
end_angle2 = int(360 * (disk_usage2.percent / 100))
end_angle3 = int(360 * (disk_usage3.percent / 100))
# Draw used space slice
draw.pieslice(bbox1, start=start_angle, end=end_angle1, fill='white')
draw.pieslice(bbox2, start=start_angle, end=end_angle2, fill='white')
draw.pieslice(bbox3, start=start_angle, end=end_angle3, fill='white')
# Add text labels
draw.text(( 0 + (42 - draw.textlength(mountpoint1)) / 2, 43), mountpoint1, fill='white')
draw.text((44 + (42 - draw.textlength(mountpoint2)) / 2, 43), mountpoint2, fill='white')
draw.text((86 + (42 - draw.textlength(mountpoint3)) / 2, 43), mountpoint3, fill='white')
percent = str(int(disk_usage1.percent)) + '%'
if disk_usage1.percent < 50:
draw.text(( 0 + (42 - draw.textlength(percent)) / 2, 10), percent, fill='white')
else:
draw.text(( 0 + (42 - draw.textlength(percent)) / 2, 23), percent, fill='black')
percent = str(int(disk_usage2.percent)) + '%'
if disk_usage2.percent < 50:
draw.text((44 + (42 - draw.textlength(percent)) / 2, 10), percent, fill='white')
else:
draw.text((44 + (42 - draw.textlength(percent)) / 2, 23), percent, fill='black')
percent = str(int(disk_usage3.percent)) + '%'
if disk_usage3.percent < 50:
draw.text((86 + (42 - draw.textlength(percent)) / 2, 10), percent, fill='white')
else:
draw.text((86 + (42 - draw.textlength(percent)) / 2, 23), percent, fill='black')
status = get_md_array_status('md1')
draw.text((44 + (42 - draw.textlength(status)) / 2, 53), status, fill='white')
status = get_md_array_status('md2')
draw.text((86 + (42 - draw.textlength(status)) / 2, 53), status, fill='white')
refresh_screen(image.load(), image.size[0], image.size[1])
image.save("/tmp/diskusage.jpg")
except Exception as e:
print(f"Error in draw_disk_usage: {e}")
def cycle_backlight(backlight_index=[2]):
backlight_values = [0, 50, 100, 150, 200, 250]
backlight_index[0] = (backlight_index[0] + 1) % len(backlight_values)
set_backlight(backlight_values[backlight_index[0]])
def set_backlight(value):
pwm_file = '/sys/class/i2c-adapter/i2c-0/0-002e/hwmon/hwmon1/pwm3'
try:
with open(pwm_file, 'w') as file:
file.write(str(value))
except IOError as e:
print(f"Failed to write {pwm_file}: {e}")
device = InputDevice('/dev/input/event0')
screens = [display_home, display_disk_usage]
# Constants for long press detection and backlight cycling
LONG_PRESS_THRESHOLD = 2 # seconds
CYCLE_BACKLIGHT_INTERVAL = 0.5 # seconds
# State variables for button press tracking
button_select_pressed = False
button_select_press_time = None
last_backlight_cycle_time = None
long_press_detected = False
init_lcm()
cycle_backlight()
draw_logo()
time.sleep(5)
index = 0
while True:
# Display the current screen
screens[index]()
# Start the timer for the 60-second delay
start_time = time.time()
next_time = start_time + 60
# Wait for input or timer expiration
while time.time() < next_time:
# Check if there is an available event
r, w, x = select([device], [], [], 0.1) # Poll every 0.1 seconds for better responsiveness
# If there is an available event, read and categorize the event
if r:
for event in device.read():
if event.type == ecodes.EV_KEY:
key_event = categorize(event)
if key_event.scancode == ecodes.BTN_SELECT:
if key_event.keystate == key_event.key_down:
# Handle BTN_SELECT press
if not button_select_pressed:
button_select_pressed = True
button_select_press_time = time.time()
last_backlight_cycle_time = button_select_press_time # Initialize backlight cycle time
long_press_detected = False
elif key_event.keystate == key_event.key_up:
# Handle BTN_SELECT release
if button_select_pressed:
press_duration = time.time() - button_select_press_time
if press_duration >= LONG_PRESS_THRESHOLD:
long_press_detected = True
else:
if not long_press_detected: # Only trigger short press if no long press was detected
# Interrupt the delay and move to the next screen
next_time = time.time()
button_select_pressed = False
button_select_press_time = None
last_backlight_cycle_time = None
long_press_detected = False
else:
# Handle other keys
if key_event.keystate == key_event.key_down:
if key_event.scancode == ecodes.KEY_POWER:
pass # Handle KEY_POWER press
elif key_event.scancode == ecodes.KEY_SCROLLDOWN:
# Handle KEY_SCROLLDOWN press
time.sleep(1)
index = -1
next_time = time.time()
pass
elif key_event.scancode == ecodes.KEY_RESTART:
pass # Handle KEY_RESTART press
# If the BTN_SELECT is pressed for more than LONG_PRESS_THRESHOLD,
# execute cycle_backlight every CYCLE_BACKLIGHT_INTERVAL seconds
if button_select_pressed:
current_time = time.time()
press_duration = current_time - button_select_press_time
if press_duration >= LONG_PRESS_THRESHOLD:
if current_time - last_backlight_cycle_time >= CYCLE_BACKLIGHT_INTERVAL:
cycle_backlight()
last_backlight_cycle_time = current_time
# Move to the next screen
index = (index + 1) % len(screens)
exit_lcm()