analog clockstuff

1 files changed, 97 insertions, 0 deletions

diff --git a/bin/test.py b/bin/test.py
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+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+# -*- coding: utf-8 -*-
+
+import time
+import subprocess
+import digitalio
+import board
+from PIL import Image, ImageDraw, ImageFont
+from adafruit_rgb_display import st7789
+
+
+# Configuration for CS and DC pins (these are FeatherWing defaults on M0/M4):
+cs_pin = digitalio.DigitalInOut(board.CE0)
+dc_pin = digitalio.DigitalInOut(board.D25)
+reset_pin = None
+
+# Config for display baudrate (default max is 24mhz):
+BAUDRATE = 64000000
+
+# Setup SPI bus using hardware SPI:
+spi = board.SPI()
+
+# Create the ST7789 display:
+disp = st7789.ST7789(
+    spi,
+    cs=cs_pin,
+    dc=dc_pin,
+    rst=reset_pin,
+    baudrate=BAUDRATE,
+    width=135,
+    height=240,
+    x_offset=53,
+    y_offset=40,
+)
+
+# Create blank image for drawing.
+# Make sure to create image with mode 'RGB' for full color.
+height = disp.width  # we swap height/width to rotate it to landscape!
+width = disp.height
+image = Image.new("RGB", (width, height))
+rotation = 90
+
+# 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, 0, 0))
+disp.image(image, rotation)
+# 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
+
+
+# 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", 24)
+
+# Turn on the backlight
+backlight = digitalio.DigitalInOut(board.D22)
+backlight.switch_to_output()
+backlight.value = True
+
+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 -d' ' -f1"
+    IP = "IP: " + subprocess.check_output(cmd, shell=True).decode("utf-8")
+    cmd = "cat /sys/class/thermal/thermal_zone0/temp |  awk '{printf \"CPU Temp: %.1f C\", $(NF-0) / 1000}'"  # pylint: disable=line-too-long
+    Temp = subprocess.check_output(cmd, shell=True).decode("utf-8")
+    cmd = "date +%X\ %d%b%y"
+    TimeDate = subprocess.check_output(cmd, shell=True).decode("utf-8")
+    cmd = "localtemp.py"
+    LocalTemp = subprocess.check_output(cmd, shell=True).decode("utf-8")
+
+    # Write four lines of text.
+    y = top
+    draw.text((x, y), IP, font=font, fill="#FFFFFF")
+    y += font.getsize(IP)[1]
+    draw.text((x, y), TimeDate, font=font, fill="#FFFF00")
+    y += font.getsize(TimeDate)[1]
+    draw.text((x, y), LocalTemp, font=font, fill="#00FF00")
+    y += font.getsize(LocalTemp)[1]
+    draw.text((x, y), Temp, font=font, fill="#FF00FF")
+
+    # Display image.
+    disp.image(image, rotation)
+    time.sleep(0.1)