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RamblingGeekUKRamblingGeekUK
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The brightness slider now works.
1 parent 9ffedc7 commit 54fc7fb

8 files changed

+1552
-168
lines changed

‎.vscode/settings.json

+2-1
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,4 @@
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{
2-
"git.ignoreLimitWarning": true
2+
"git.ignoreLimitWarning": true,
3+
"python.pythonPath": "C:\\Users\\wtt\\AppData\\Local\\Programs\\Python\\Python39\\python.exe"
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}

‎main.py

+83-55
Original file line numberDiff line numberDiff line change
@@ -1,69 +1,97 @@
1-
import network
21
from machine import Pin, SPI, ADC, I2C
3-
import SSD1306
4-
from max7219 import Max7219
2+
import network
3+
import max7219
54
import socket
5+
import mrequests as requests
6+
from microdot import Microdot, Response
7+
import max7219
68

7-
wlan = network.WLAN(network.STA_IF)
8-
wlan.active(True)
9-
if not wlan.isconnected():
10-
# print('connecting to network...')
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# oled.fill(0)
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# oled.text('connecting to network...', 0, 10)
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# oled.show()
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while not wlan.isconnected():
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pass
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# print('network config:', wlan.ifconfig())
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# oled.fill(0)
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# oled.text('network config:', 0, 10)
19-
# oled.text(wlan.ifconfig()[0], 0, 20)
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# oled.show()
21-
22-
# ESP32 Pin assignment
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# i2c = I2C(-1, scl=Pin(22), sda=Pin(21))
249

25-
# oled_width = 128
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# oled_height = 32
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# oled = SSD1306.SSD1306_I2C(oled_width, oled_height, i2c)
10+
def matrixMessage(msg, slidervalue):
11+
spi = SPI(1, baudrate=10000000, polarity=1, phase=0, sck=Pin(18), mosi=Pin(23))
12+
ss = Pin(19, Pin.OUT)
13+
14+
display = max7219.Matrix8x8(spi, ss, 12)
15+
display.fill(0)
16+
display.brightness(slidervalue)
17+
if not msg:
18+
# display.pixel(0,0,1)
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# display.pixel(1,1,1)
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# display.hline(0,4,8,1)
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# display.vline(4,0,8,1)
22+
# display.line(8, 0, 16, 8, 1)
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# display.rect(17,1,6,6,1)
24+
# display.fill_rect(25,1,6,6,1)
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display.show(msg,0,0,1)
26+
else:
27+
display.text(msg,0,0,1)
28+
display.show()
2829

29-
# oled.text('Welcome', 0, 0)
30-
# oled.text('Starting up.....', 0, 20)
3130

32-
#p4 = Pin(4, Pin.OUT)
33-
#p4.on()
34-
35-
36-
# def setup_screen():
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# spi = SPI(1, baudrate=10000000, polarity=1,
38-
# phase=0, sck=Pin(19), mosi=Pin(23)) # SCK = cs mosi = din
39-
# cs = Pin(18, Pin.OUT)
40-
# screen = max7219.Max7219(32, 16, spi, cs) # Clk PIN (Display)
41-
# screen.brightness(10)
42-
# return screen
31+
if not wlan.isconnected():
32+
while not wlan.isconnected():
33+
pass
4334

44-
# screen = setup_screen()
45-
# screen.text('Hi!', 4, 4, 1)
46-
# screen.show()
35+
app = Microdot()
4736

48-
spi = SPI(1,
49-
baudrate=10000000,
50-
polarity=1,
51-
phase=0,
52-
sck=Pin(18),
53-
mosi=Pin(23))
54-
cs = Pin(19, Pin.OUT)
55-
display = Max7219(32, 24, spi, cs)
37+
htmldoc = """<!DOCTYPE html>
38+
<html>
39+
<head>
40+
<title>Matrix Display</title>
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</head>
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<body>
43+
<div>
44+
<h1>Matrix Display</h1>
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<p>Enter your message</p>
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</div>
47+
<div>
48+
<form method="post">
49+
<div class="form-group">
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<label for="title">Message</label>
51+
<input type="text" name="mxmessage"
52+
placeholder="" class="form-control"
53+
value=""></input>
54+
</div>
55+
<div class="slidecontainer">
56+
<label for="title">Brightness (<span id="slidervalue"></span>, 0 = dim)</label>
57+
<input type="range" name="brightness" min="0" max="15" value="0" class="slider" id="brightness">
58+
</div>
5659
57-
print('Loaded')
58-
display.brightness(15)
59-
display.rect(0, 0, 32, 24, 1) # Draws a frame
60-
display.text('abcd', 1, 1, 1)
61-
display.text('EFGH', 0, 8, 1)
62-
display.text('IJKL', 0, 16, 1)
63-
#display.marquee('Hello World!')
60+
<div class="form-group">
61+
<button type="submit" class="btn btn-primary">Submit</button>
62+
</div>
63+
64+
</form>
65+
</div>
66+
67+
<script>
68+
var slider = document.getElementById("brightness");
69+
var output = document.getElementById("slidervalue");
70+
output.innerHTML = slider.value;
6471
65-
display.show()
72+
slider.oninput = function() {
73+
output.innerHTML = this.value;
74+
matrixMessage(mxmessage,this.value);
75+
}
76+
</script>
6677
78+
</body>
79+
</html>
80+
"""
6781

6882

83+
@app.route("", methods=["GET", "POST"])
84+
def serial_number(request):
85+
print(request.headers)
86+
if request.method == 'POST':
87+
msg = request.form['mxmessage']
88+
brightness = int(request.form['brightness'])
89+
if len(msg) == 0:
90+
print(msg)
91+
msg = wlan.ifconfig()[0][-3:]
92+
matrixMessage(msg,brightness)
93+
else:
94+
matrixMessage(msg,brightness)
95+
return Response(body=htmldoc, headers={"Content-Type": "text/html"})
6996

97+
app.run(debug=True)

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