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big upgrades! todo: poll thread to prevent that random crash

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Princess Pi
2024-06-29 04:05:59 -06:00
parent ca35362ef4
commit 49b8de2739
2 changed files with 71 additions and 51 deletions
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.gitignore
+4 -2
View File
@@ -1,5 +1,7 @@
.vscode
.micropico
.gitignore
PiPicoPATLFGGGGG.code-workspace
main_dev.py
ComicCode-Regular.*
dev
ComicCode-Regular.*
logs
main.py
+67 -49
View File
@@ -6,7 +6,6 @@ import utime
import _thread
import math
# gpio pin to read power analysis off of (int)
# reads 16bit (0-65535) between 0.0v and 3.3v
# (16 bit is phony, real read is 12 bit)
@@ -29,70 +28,77 @@ password = 'your-wifi-password-here'
# == Clock Pulse Genertor == #
# starts a pwm
# usage do_pwm(int gpio_pin, float duty_cycle, int hertz frequency, int samples_per_clock_pulse)
def do_pwm(outpin = 20, duty_cycle = 0.5, frequency = 2000):
print('Starting Clock Pulse PWM')
output_pin = machine.Pin(outpin)
pwm_pin = machine.PWM(output_pin)
pwm_pin.freq(frequency)
pwm_duty = math.floor(duty_cycle*65535)
percent_duty = duty_cycle*100
pwm_pin.duty_u16(pwm_duty)
print(f"Clock Pulses Running\n\tGPIO Pin: {outpin}\n\tDuty Cycle: {percent_duty}%\n\tFrequency: {frequency}Hz")
def do_pwm(outpin, duty_cycle, frequency):
global pwm_pin
output_pin = machine.Pin(outpin)
# configure pwm
pwm_pin = machine.PWM(output_pin)
pwm_pin.freq(frequency) # frequency in Hz
pwm_duty = math.floor(duty_cycle*65535) # duty cycle is a uint 16bit
# us of sleep calculate4d by floor(1000000 / (frequency_in_Hz * samples_per_pulse))
# run da pwm
pwm_pin.duty_u16(pwm_duty)
# us of sleep calculate4d by ceil(1000000 / (frequency_in_Hz * samples_per_pulse))
# 1000000 is one million, 1,000,000 or 10^6
def us_samples(frequency, samples_per_pulse):
return math.floor(1000000/(frequency*samples_per_pulse))
return math.ceil(1000000/(frequency*samples_per_pulse))
# == Read Value off of device == #
# uses ADC, 16bit output is phony, is actualloy 12bit.
# us of sleep calculate4d by floor(1000000 / (frequency_in_Hz * samples_per_pulse))
def do_adc(adcpin=28, duty_cycle = 0.5, frequency = 2000, samples_per_pulse = 100):
print('Starting voltage reading ADC')
semaphore_thread_adc = _thread.allocate_lock()
kill = False # for the thread killing hack
def do_adc(adcpin, frequency, samples_per_pulse):
analog_value = machine.ADC(adcpin)
us_sample = us_samples(frequency, samples_per_pulse)
while True:
semaphore_thread_adc.acquire()
reading = analog_value.read_u16()
print(reading)
utime.sleep_us(us_sample)
semaphore_thread_adc.release()
# == HTTP Stuff == #
global kill
while True:
reading = analog_value.read_u16() # do the actual reading, actual precision is 12bit
print(reading,',',sep='')
utime.sleep_us(us_sample)
# just keep checking if kill is set to True by reset_init()
# if it is True, reset kill to False, kill the thread, and break for good measure
if kill is True:
kill = False
_thread.exit()
break
# HTML template for the webpage
header = f"""
header = """
<!DOCTYPE html>
<html>
<head>
<title>SillyFilly Pi Pico Power Analysis Tool (LFFGGGGG)</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- todo: actually host this font file somewhere lmfao -->
<link rel="preload" href="http://10.0.0.80/ComicCode-Regular.woff2" as="font" type="font/woff2" crossorigin>
<style>
body {{
font-family: 'Comic Code', 'Comic Sans', Monospace;
body {
font-family: 'Comic Code', 'Comic Sans MS', Monospace;
font-weight: normal;
font-style: normal;
}}
}
form, div {{
form, div {
width: 80%;
margin: auto;
}}
}
h1 {{
h1 {
font-size: 1.15em;'
}}
}
form input[type='number'] {{
form input[type='number'] {
width: 3.6em;
}}
}
</style>
</head>
<body>
"""
footer = f"""
footer = """
</body>
</html>
"""
@@ -120,7 +126,7 @@ def default_webpage():
"""
return str(template)
def running_webpage(outpin = 20, adcpin = 28, duty_cycle = 0.5, frequency = 2000, samples_per_pulse = 100):
def running_webpage(outpin, adcpin, duty_cycle, frequency, samples_per_pulse, loop_time):
dutyy = duty_cycle*100
us_sample = us_samples(frequency, samples_per_pulse)
template = f"""
@@ -130,11 +136,13 @@ def running_webpage(outpin = 20, adcpin = 28, duty_cycle = 0.5, frequency = 2000
<h2>WE RUNNING NOWWWWW LFGGGGGGGGGGGGG</h2>
<p>
Clock Pulse Pin: <b>{outpin}</b><br>
Power Analysis Pin: <b>{adcpin}</b><br><br>
Power Analysis Pin: <b>{adcpin}</b><br>
Power On Pin:{power_on_pin} <b></b><br><br><br>
Frequency: <b>{frequency}Hz</b> (Duty Cycle: <b>{dutyy}%</b>)<br>
Frequency: <b>{frequency}Hz</b> (Duty Cycle: <b>{dutyy}%</b><br>
Samples Per Pulse: <b>{samples_per_pulse}</b><br>
Delay Between Samples: <b>{us_sample}us</b><br><br>
Loop length: <b>{loop_time}</b><br><br><br>
<b>LFGGGGGGGG FRONG</b>
</p>
</div>
@@ -151,13 +159,19 @@ toggle_power.value(0)
led = machine.Pin('LED', machine.Pin.OUT)
led.value(1)
# do da thingggggssssss
# do da thingggggssssss for da loooop
def reset_init(t):
global kill
kill = True # kill da adc thread
toggle_power.value(0) # kill power on pin
print("==Looping==")
toggle_power.value(1)
pwm_pin.deinit() # stop pwm
utime.sleep(1)
toggle_power(0)
toggle_power.value(1) # re-enable power on pin
do_pwm(clock_pulse_pin, duty_cycle_in, freq_in) # restart pwm
# restart da threaddyyyyy
_thread.start_new_thread(do_adc, (power_analysis_pin, freq_in, samples_per_pulse_in))
# Connect to WLAN
wlan = network.WLAN(network.STA_IF)
@@ -165,7 +179,7 @@ wlan.active(True)
wlan.connect(ssid, password)
# Wait for Wi-Fi connection
connection_timeout = 10
connection_timeout = 9
while connection_timeout > 0:
if wlan.status() >= 3:
break
@@ -209,24 +223,28 @@ while True:
req_split = f.split('=')
# Type strict whitelist for safety and compatibility
if req_split[0] == 'duty_cycle':
duty_cycle_in = float(req_split[1])
duty_cycle_in = float(req_split[1])
elif req_split[0] == 'freq':
freq_in = int(req_split[1])
elif req_split[0] == 'samples_per_pulse':
samples_per_pulse_in = int(req_split[1])
loop_time = 1000*(seconds_awake-1)
samples_per_pulse_in = int(req_split[1])
print(f"power_analysis_pin: {power_analysis_pin}\nduty_cycle_in: {duty_cycle_in}\nfreq_in: {freq_in}\nsamples_per_pulse_in: {samples_per_pulse_in}\nloop_time (ms): {loop_time}\npower_on_pin: {power_on_pin}")
loop_time = (seconds_awake-1)*1000 # the -1 is because reset_init() adds a 1 second delay
dutyyy = duty_cycle_in*100
us_sample = us_samples(freq_in, samples_per_pulse_in)
print(f"Clock pulse pin: {clock_pulse_pin}\n\nPower analysis pin: {power_analysis_pin}\n\nPower on pin: {power_on_pin}\n\nDuty cycle: {duty_cycle_in}%\n\nFrequency: {freq_in}Hz\n\nSamples per clock pulse: {samples_per_pulse_in}\n\nTime between samples: {us_sample}us\n\nLoop length: {loop_time}ms\n\n")
# run the clock pulse (PWM) task
do_pwm(clock_pulse_pin, duty_cycle_in, freq_in)
# fork the voltage measuring ADC reading to the second core
adc_thread = _thread.start_new_thread(do_adc, (power_analysis_pin, duty_cycle_in, freq_in, samples_per_pulse_in))
_thread.start_new_thread(do_adc, (power_analysis_pin, freq_in, samples_per_pulse_in))
Timer(mode=Timer.PERIODIC, period=loop_time, callback=reset_init)
response = running_webpage()
# outpin, adcpin, duty_cycle, frequency, samples_per_pulse, loop_time
response = running_webpage(clock_pulse_pin, power_analysis_pin, dutyyy, freq_in, samples_per_pulse_in, loop_time)
else:
response = default_webpage()