initial commit

OldhamMade · OldhamMade · commit d22b7c2b3db0 · 2016-12-25T18:54:37.000Z
diff --git a/LM75.py b/LM75.py
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+from machine import Pin, I2C
+from math import floor
+from time import sleep
+
+D1 = Pin(5)  # SCL, GPIO5
+D2 = Pin(4)  # SDA, GPIO4
+
+
+class LM75(object):
+    ADDRESS = 0x48
+    FREQUENCY = 100000
+
+    def __init__(self):
+        self.i2c = I2C(scl=D1, sda=D2, freq=self.FREQUENCY)
+
+    def get_output(self):
+        """Return raw output from the LM75 sensor."""
+        output = self.i2c.readfrom(self.ADDRESS, 2)
+        return output[0], output[1]
+
+    def get_temp(self):
+        """Return a tuple of (temp_c, point)."""
+        temp = self.get_output()
+        return int(temp[0]), int(temp[1])
+
+
+def print_temp():
+    sensor = LM75()
+    while True:
+        temperature, point = sensor.get_temp()
+        print("%s.%s" % (temperature, floor(point / 23)))
+        sleep(1)
diff --git a/README.md b/README.md
@@ -0,0 +1 @@
+# NodeMCU EC-12, LM75 Temperature sensor, and MicroPython
diff --git a/wiring.png b/wiring.png

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	`1`	`+# NodeMCU EC-12, LM75 Temperature sensor, and MicroPython`