stable.py

import time

import Adafruit_Nokia_LCD as LCD
import Adafruit_GPIO.SPI as SPI

from PIL import Image
from PIL import ImageDraw
from PIL import ImageFont

from gpiozero import LED,Button


# Raspberry Pi hardware SPI config:
DC = 23
RST = 24
SPI_PORT = 0
SPI_DEVICE = 0


# Hardware SPI usage:
disp = LCD.PCD8544(DC, RST, spi=SPI.SpiDev(SPI_PORT, SPI_DEVICE, max_speed_hz=4000000))

# Software SPI usage (defaults to bit-bang SPI interface):
#disp = LCD.PCD8544(DC, RST, SCLK, DIN, CS)

# Initialize library.
disp.begin(contrast=30)

# Clear display.
disp.clear()
disp.display()

# Create blank image for drawing.
# Make sure to create image with mode '1' for 1-bit color.
image = Image.new('1', (LCD.LCDWIDTH, LCD.LCDHEIGHT))

# Get drawing object to draw on image.
draw = ImageDraw.Draw(image)

# Draw a white filled box to clear the image.
draw.rectangle((0,0,LCD.LCDWIDTH,LCD.LCDHEIGHT), outline=255, fill=255)

# Load default font.
font = ImageFont.load_default()
draw.text((3,0), 'wait 20 sec:', font=font)
time.sleep(10)
draw.text((3,10), 'last reboot:', font=font)
startup = time.strftime('%X')
draw.text((3,20), str(startup), font=font)
disp.image(image)
disp.display()
time.sleep(5)