notkshitij/DHT11
notkshitij/DHT11
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Moved setup.sh to ada-setup.sh since it's not exactly working as intended on college RPi 3.

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This commit is contained in:
K 2024-10-10 21:56:13 +05:30
parent 13863a706d
commit a7e84558b5
Signed by: notkshitij
GPG Key ID: C5B8BC7530F8F43F
4 changed files with 35 additions and 56 deletions
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4
README.md
View File

@ -31,9 +31,9 @@ git clone https://git.kska.io/notkshitij/DHT11.git
cd ./DHT11 cd ./DHT11
``` ```
4. Run the `setup.sh` script: 4. Run the `ada-setup.sh` script:
```shell ```shell
source setup.sh source ada-setup.sh
``` ```
> [!IMPORTANT] > [!IMPORTANT]

6
setup.sh → ada-setup.sh
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@ -64,7 +64,7 @@ PROJECT_DIR="/home/$USER/Desktop/temp-sensor"
if [ ! -d "$PROJECT_DIR" ]; then if [ ! -d "$PROJECT_DIR" ]; then
echo -e "$line\nCreating 'temp-sensor' in Desktop directory for current user.\n$line\n" echo -e "$line\nCreating 'temp-sensor' in Desktop directory for current user.\n$line\n"
mkdir -p "$PROJECT_DIR" mkdir -p "$PROJECT_DIR"
cp "./temp-calc.py" "./blinka-test.py" "$PROJECT_DIR/" cp "./alt-temp.py" "./blinka-test.py" "$PROJECT_DIR/"
echo -e "$line\nCreated '$PROJECT_DIR' directory.\n$line\n" echo -e "$line\nCreated '$PROJECT_DIR' directory.\n$line\n"
else else
echo -e "$line\n$PROJECT_DIR already exists. Please delete the folder before running this script.\n$line\n\nExiting..." echo -e "$line\n$PROJECT_DIR already exists. Please delete the folder before running this script.\n$line\n\nExiting..."
@ -73,7 +73,7 @@ fi
# Create and activate Python virtual environment # Create and activate Python virtual environment
cd "$PROJECT_DIR/" cd "$PROJECT_DIR/"
chmod 775 ./temp-calc.py ./blinka-test.py chmod 775 ./alt-temp.py ./blinka-test.py
python3 -m venv . --system-site-packages python3 -m venv . --system-site-packages
echo -e "$line\nVirtual environment created.\n$line\n" echo -e "$line\nVirtual environment created.\n$line\n"
echo -e "$line\nActivating virtual environment...\n$line\n" echo -e "$line\nActivating virtual environment...\n$line\n"
@ -94,4 +94,4 @@ sudo apt install -y i2c-tools libgpiod-dev python3-libgpiod
python3 blinka-test.py python3 blinka-test.py
echo -e "$line\nBlinka works!\n$line\n" echo -e "$line\nBlinka works!\n$line\n"
echo -e "\n\n\n$line$line$line\nSetup completed.\nExecute the command 'python3 temp-calc.py' to calculate the temperature.\n# DESIGNED AND ENGINEERED BY KSHITIJ.\n# END OF SCRIPT\n$line$line$line\n\n\n" echo -e "\n\n\n$line$line$line\nSetup completed.\nExecute the command 'python3 alt-temp.py' to calculate the temperature.\n# DESIGNED AND ENGINEERED BY KSHITIJ.\n# END OF SCRIPT\n$line$line$line\n\n\n"

46
alt-temp.py
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@ -1,21 +1,35 @@
# NOTE: GPIO PIN 16 used import time
import board
import adafruit_dht
import RPi.GPIO as GPIO # Initial the dht device, with data pin connected to:
import dht11 dhtDevice = adafruit_dht.DHT11(board.D16) # by default I'm using GPIO PIN 16 for data/signal transmission of DHT11
# initialize GPIO # you can pass DHT22 use_pulseio=False if you wouldn't like to use pulseio.
GPIO.setwarnings(False) # This may be necessary on a Linux single board computer like the Raspberry Pi,
GPIO.setmode(GPIO.BCM) # but it will not work in CircuitPython.
GPIO.cleanup() # dhtDevice = adafruit_dht.DHT22(board.D18, use_pulseio=False)
# read data using pin 16 while True:
instance = dht11.DHT11(pin = 16) try:
result = instance.read() # Print the values to the serial port
temperature_c = dhtDevice.temperature # Celsius
temperature_f = temperature_c * (9 / 5) + 32 # Fahrenheit
humidity = dhtDevice.humidity
print(
"Temp: {:.1f} F / {:.1f} C Humidity: {}% ".format(
temperature_f, temperature_c, humidity
)
)
if result.is_valid(): except RuntimeError as error:
print("Temperature: %-3.1f C" % result.temperature) # Errors happen fairly often, DHT's are hard to read, just keep going
print("Humidity: %-3.1f %%" % result.humidity) print(error.args[0])
else: time.sleep(2.0)
print("Error: %d" % result.error_code) continue
except Exception as error:
dhtDevice.exit()
raise error
time.sleep(2.0)
GPIO.cleanup()

35
temp-calc.py
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@ -1,35 +0,0 @@
import time
import board
import adafruit_dht
# Initial the dht device, with data pin connected to:
dhtDevice = adafruit_dht.DHT11(board.D16) # by default I'm using GPIO PIN 16 for data/signal transmission of DHT11
# you can pass DHT22 use_pulseio=False if you wouldn't like to use pulseio.
# This may be necessary on a Linux single board computer like the Raspberry Pi,
# but it will not work in CircuitPython.
# dhtDevice = adafruit_dht.DHT22(board.D18, use_pulseio=False)
while True:
try:
# Print the values to the serial port
temperature_c = dhtDevice.temperature # Celsius
temperature_f = temperature_c * (9 / 5) + 32 # Fahrenheit
humidity = dhtDevice.humidity
print(
"Temp: {:.1f} F / {:.1f} C Humidity: {}% ".format(
temperature_f, temperature_c, humidity
)
)
except RuntimeError as error:
# Errors happen fairly often, DHT's are hard to read, just keep going
print(error.args[0])
time.sleep(2.0)
continue
except Exception as error:
dhtDevice.exit()
raise error
time.sleep(2.0)