shaun/pico-hcsr04
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Moving to dotenv.

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This commit is contained in:
Shaun Setlock
2025-04-26 21:30:47 -04:00
parent 6deaf17a6a
commit 790b82a602
1 changed files with 24 additions and 17 deletions
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17
pico_funcs.py
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@@ -1,11 +1,15 @@
import machine import machine
import network import network
import wifi_config
import time import time
import os
from dotenv import load_dotenv
''' load_dotenv()
"""
pico_funcs: Helper functions for things the pico can do. pico_funcs: Helper functions for things the pico can do.
''' """
def read_cpu_temp(): def read_cpu_temp():
""" """
@@ -22,12 +26,13 @@ def read_cpu_temp():
cpu_temp_sensor = machine.ADC(4) cpu_temp_sensor = machine.ADC(4)
reading = cpu_temp_sensor.read_u16() * cpu_temp_conversion_factor reading = cpu_temp_sensor.read_u16() * cpu_temp_conversion_factor
temperature_c = 27 - (reading - 0.706) / 0.001721 temperature_c = 27 - (reading - 0.706) / 0.001721
temperature_f = temperature_c * 9/5. + 32.0 temperature_f = temperature_c * 9 / 5.0 + 32.0
return temperature_f return temperature_f
def wlan_up(wlan): def wlan_up(wlan):
wlan.active(True) wlan.active(True)
wlan.connect(wifi_config.HOME_WIFI_SSID, wifi_config.HOME_WIFI_PWD) wlan.connect(os.getenv("HOME_WIFI_SSID"), os.getenv("HOME_WIFI_PWD"))
# Wait for connect or fail # Wait for connect or fail
max_wait = 10 max_wait = 10
@@ -43,6 +48,7 @@ def wlan_up(wlan):
ifconfig = wlan.ifconfig() ifconfig = wlan.ifconfig()
return ifconfig return ifconfig
def led_error_code(led, error_code: int): def led_error_code(led, error_code: int):
"""Blink LED for a given error code (int). error code == number of times to blink""" """Blink LED for a given error code (int). error code == number of times to blink"""
@@ -66,3 +72,4 @@ def led_error_code(led, error_code: int):
blink_counter += 1 blink_counter += 1
# Make sure to turn off LED when this subroutine finished # Make sure to turn off LED when this subroutine finished
led.value(False) led.value(False)