No idea what I'm committing here, but it goes on github

This commit is contained in:
2021-12-14 14:15:20 +02:00
parent 30bd0148eb
commit f2e4bbf681
7 changed files with 187 additions and 55 deletions

21
DoubleReset.py Normal file
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@@ -0,0 +1,21 @@
from time import sleep
import os
def DoubleReset(Time=5,File="doublereset.txt"):
try:
a=open(File)
Check=a.read().strip()
a.close()
if Check == '1':
os.remove(File)
return True
except OSError:
pass
a=open(File,"w")
a.write("1")
a.close()
sleep(Time)
os.remove(File)
return False

26
aabiot/DoubleReset.py Normal file
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@@ -0,0 +1,26 @@
from time import sleep
import os
def DoubleReset(Time=5,File="doublereset.txt"):
"""Use this at the beginning of the file.
DoubleReset(Time=5,File="doublereset.txt")
Determines, if the board had two successive resets in the last <n> seconds.
This is done by writing a file in <File> and deleting it after <n> seconds.
If the file is already there, the reset was doubled."""
try:
a=open(File)
Check=a.read().strip()
a.close()
if Check == '1':
os.remove(File)
return True
except OSError:
pass
a=open(File,"w")
a.write("1")
a.close()
sleep(Time)
os.remove(File)
return False

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@@ -1,49 +1,49 @@
from machine import Pin from machine import Pin
from time import sleep from time import sleep
class LED: class LED:
"""Define a LED on a defined pin""" """Define a LED on a defined pin"""
def __init__(self,LEDPin=2): def __init__(self,LEDPin=2):
self.LEDPin=Pin(LEDPin,Pin.OUT) self.LEDPin=Pin(LEDPin,Pin.OUT)
print ("New LED defined on Pin %s"%LEDPin) print ("New LED defined on Pin %s"%LEDPin)
def Blink(self,number,timeon=0.2,timeoff=0.2): def Blink(self,number,timeon=0.2,timeoff=0.2):
"""Blinks the LED (number) times, (timeon) and (timeoff) are self explanatory""" """Blinks the LED (number) times, (timeon) and (timeoff) are self explanatory"""
for x in range (number): for x in range (number):
self.LEDPin.off() self.LEDPin.off()
sleep(timeon) sleep(timeon)
self.LEDPin.on() self.LEDPin.on()
sleep(timeoff) sleep(timeoff)
def Pulse(self,seconds,Speed=1): def Pulse(self,seconds,Speed=1):
"""Helper function for Morse Code""" """Helper function for Morse Code"""
self.LEDPin.off() self.LEDPin.off()
sleep(seconds) sleep(seconds)
self.LEDPin.on() self.LEDPin.on()
sleep (0.1*Speed) sleep (0.1*Speed)
def Morse(self,text,Speed=1): def Morse(self,text,Speed=1):
"""Blinks (text) in morse code. Speed is around 60 cpm at 1 and proportional""" """Blinks (text) in morse code. Speed is around 60 cpm at 1 and proportional"""
Speed=1/Speed Speed=1/Speed
Dot=0.1*Speed Dot=0.1*Speed
Dash=0.3*Speed Dash=0.3*Speed
SpaceInLetter=0.1*Speed SpaceInLetter=0.1*Speed
SpaceBetweenLetters=0.3*Speed SpaceBetweenLetters=0.3*Speed
Space=0.7*Speed Space=0.7*Speed
alphabet={' ':' ','a':'.-','b':'-...','c':'-.-.','d':'-..','e':'.','f':'..-.','g':'--.', alphabet={' ':' ','a':'.-','b':'-...','c':'-.-.','d':'-..','e':'.','f':'..-.','g':'--.',
'h':'....','i':'..','j':'.---','k':'-.-','l':'.-..','m':'--','n':'-.','o':'---', 'h':'....','i':'..','j':'.---','k':'-.-','l':'.-..','m':'--','n':'-.','o':'---',
'p':'.--.','q':'--.-','r':'.-.','s':'...','t':'-','u':'..-','v':'...-','w':'.--', 'p':'.--.','q':'--.-','r':'.-.','s':'...','t':'-','u':'..-','v':'...-','w':'.--',
'x':'-..-','y':'-.--','z':'--..','1':'.----','2':'..---','3':'...--','4':'....-', 'x':'-..-','y':'-.--','z':'--..','1':'.----','2':'..---','3':'...--','4':'....-',
'5':'.....','6':'-....','7':'--...','8':'---..','9':'----.','0':'-----', '5':'.....','6':'-....','7':'--...','8':'---..','9':'----.','0':'-----',
'.':'.-.-.-',} '.':'.-.-.-',}
print ("morsing %s"%text) print ("morsing %s"%text)
for c in text: for c in text:
for m in alphabet[c.lower()]: for m in alphabet[c.lower()]:
if m == '.': if m == '.':
self.Pulse(Dot,Speed) self.Pulse(Dot,Speed)
if m == '-': if m == '-':
self.Pulse(Dash,Speed) self.Pulse(Dash,Speed)
if m == ' ': if m == ' ':
sleep(Space) sleep(Space)
sleep(SpaceBetweenLetters) sleep(SpaceBetweenLetters)

6
aabiot/__init__.py Normal file
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@@ -0,0 +1,6 @@
from aabiot.LED import LED
from aabiot.DoubleReset import DoubleReset
print("AABIOT v0.1 imported")

73
aabiot/wiegand.py Executable file
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@@ -0,0 +1,73 @@
"""
weigand.py - read card IDs from a wiegand card reader
(C) 2017 Paul Jimenez - released under LGPLv3+
"""
from machine import Pin, Timer
import utime
CARD_MASK = 0b11111111111111110 # 16 ones
FACILITY_MASK = 0b1111111100000000000000000 # 8 ones
# Max pulse interval: 2ms
# pulse width: 50us
class Wiegand:
def __init__(self, pin0, pin1, callback):
"""
pin0 - the GPIO that goes high when a zero is sent by the reader
pin1 - the GPIO that goes high when a one is sent by the reader
callback - the function called (with two args: card ID and cardcount)
when a card is detected. Note that micropython interrupt
implementation limitations apply to the callback!
"""
self.pin0 = Pin(pin0, Pin.IN)
self.pin1 = Pin(pin1, Pin.IN)
self.callback = callback
self.last_card = None
self.next_card = 0
self._bits = 0
self.pin0.irq(trigger=Pin.IRQ_FALLING, handler=self._on_pin0)
self.pin1.irq(trigger=Pin.IRQ_FALLING, handler=self._on_pin1)
self.last_bit_read = None
self.timer = Timer(-1)
self.timer.init(period=50, mode=Timer.PERIODIC, callback=self._cardcheck)
self.cards_read = 0
def _on_pin0(self, newstate): self._on_pin(0, newstate)
def _on_pin1(self, newstate): self._on_pin(1, newstate)
def _on_pin(self, is_one, newstate):
now = utime.ticks_ms()
if self.last_bit_read is not None and now - self.last_bit_read < 2:
# too fast
return
self.last_bit_read = now
self.next_card <<= 1
if is_one: self.next_card |= 1
self._bits += 1
def get_card(self):
if self.last_card is None:
return None
return ( self.last_card & CARD_MASK ) >> 1
def get_facility_code(self):
if self.last_card is None:
return None
# Specific to standard 26bit wiegand
return ( self.last_card & FACILITY_MASK ) >> 17
def _cardcheck(self, t):
if self.last_bit_read is None: return
now = utime.ticks_ms()
if now - self.last_bit_read > 50:
# too slow - new start!
self.last_bit_read = None
self.last_card = self.next_card
self.next_card = 0
self._bits = 0
self.cards_read += 1
self.callback(self.get_card(), self.get_facility_code(), self.cards_read)

12
main.py
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@@ -2,11 +2,17 @@ import network
import json import json
import time import time
from machine import Pin from machine import Pin
import LED import aabiot.LED
import Device import Device
import aabiot
if aabiot.DoubleReset():
print("Double Reset - Starting AP")
AP()
#import settings #import settings
settings=json.loads(''.join(open('settings.json').readlines())) settings=json.loads(''.join(open('settings.json').readlines()))
LED=aabiot.LED.LED()
def netstop(): def netstop():
n=network.WLAN(network.STA_IF) n=network.WLAN(network.STA_IF)
@@ -15,7 +21,7 @@ def netstop():
n.active(False) n.active(False)
def STA(): def STA():
"""Connects Board as Client to WiFi-Network. LED.Blinks 5 times short if successful""" """Connects Board as Client to WiFi-Network. LED.Blinks 5 times short if successful and then displays the IP address in morse code"""
sta=network.WLAN(network.STA_IF) sta=network.WLAN(network.STA_IF)
if sta.isconnected(): if sta.isconnected():
LED.Blink(5) LED.Blink(5)
@@ -40,7 +46,7 @@ def STA():
return False return False
def AP(): def AP():
"""Provides Access point with settings in settings.json. LED.Blinks 3 long, 3 short on success""" """Provides Access point with settings in settings.json. LED blinks 'AP' in morse code on success"""
ap=network.WLAN(network.AP_IF) ap=network.WLAN(network.AP_IF)
ap.active(True) ap.active(True)
ap.config(essid=settings['AP-ssid'],password=settings['AP-password']) ap.config(essid=settings['AP-ssid'],password=settings['AP-password'])

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@@ -1,4 +1,4 @@
{"password": "blueground856", {"password": "PASSWORD",
"DNS": "8.8.8.8", "DNS": "8.8.8.8",
"AP-password": "OpenSesame2020", "AP-password": "PASSWORD",
"buttons": {"1": {"pin": 5, "delay": 2}, "3": {"pin": 13, "delay": 2}, "2": {"pin": 4, "delay": 2}}, "AP-ssid": "Georges Garage Door Prototype", "NetMask": "255.255.255.0", "ssid": "BLUEGROUND 856", "Gateway": "192.168.1.1"} "buttons": {"1": {"pin": 5, "delay": 2}, "3": {"pin": 13, "delay": 2}, "2": {"pin": 4, "delay": 2}}, "AP-ssid": "Georges Garage Door Prototype", "NetMask": "255.255.255.0", "ssid": "BLUEGROUND 856", "Gateway": "192.168.1.1"}