From 082094ccc570cf3c9e9ecb3bdac15c1574815d13 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ebbe=20Ba=C3=9F?= <ebbe@ping-mee.de>
Date: Mon, 11 Jul 2022 01:17:29 +0200
Subject: [PATCH] test for ultrasonic
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Signed-off-by: Ebbe Baß <ebbe@ping-mee.de>
---
 main.py |  1 -
 test.py | 49 +++++++++++++++++++++++++++++++++++++++----------
 2 files changed, 39 insertions(+), 11 deletions(-)

diff --git a/main.py b/main.py
index cd44ab0..64543a0 100644
--- a/main.py
+++ b/main.py
@@ -29,7 +29,6 @@ def error_print(message: str):
     print('[ERROR]['+current_time+'] '+message)
 
 #relay
-
 def relay_controller(pin: int, status: str):
     if status == "ON":
         relay = gpiozero.OutputDevice(pin, active_high=False, initial_value=False)
diff --git a/test.py b/test.py
index 447f4e6..04c007a 100644
--- a/test.py
+++ b/test.py
@@ -1,13 +1,42 @@
-import board
-import busio
-import adafruit_bmp280
+# import board
+# import busio
+# import adafruit_bmp280
+# import time
+
+# def get_temperature():
+#     i2c = busio.I2C(board.SCL, board.SDA)
+#     bmp280 = adafruit_bmp280.Adafruit_BMP280_I2C(i2c, address=0x76)
+#     return bmp280.temperature
+
+# while True:
+#     print(get_temperature())
+#     time.sleep(1)
+
+global GPIO
+import RPi.GPIO as GPIO
 import time
 
-def get_temperature():
-    i2c = busio.I2C(board.SCL, board.SDA)
-    bmp280 = adafruit_bmp280.Adafruit_BMP280_I2C(i2c, address=0x76)
-    return bmp280.temperature
+GPIO_TRIGGER = 18
+GPIO_ECHO = 24
+GPIO.setup(GPIO_TRIGGER, GPIO.OUT)
+GPIO.setup(GPIO_ECHO, GPIO.IN)
 
-while True:
-    print(get_temperature())
-    time.sleep(1)
\ No newline at end of file
+def get_water_level():
+    GPIO.output(GPIO_TRIGGER, True)
+    time.sleep(0.00001)
+    GPIO.output(GPIO_TRIGGER, False)
+ 
+    startTime = time.time()
+    StopTime = time.time()
+ 
+    while GPIO.input(GPIO_ECHO) == 0:
+        startTime = time.time()
+    while GPIO.input(GPIO_ECHO) == 1:
+        StopTime = time.time()
+ 
+    TimeElapsed = StopTime - startTime
+    distance = (TimeElapsed * 34300) / 2
+ 
+    return distance
+
+print(get_water_level())
\ No newline at end of file