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simpler imu

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This commit is contained in:
Thomas Farstrike
2025-06-28 08:22:54 +02:00
parent 57fe3c9791
commit 9f0768f3df
2 changed files with 9 additions and 7 deletions
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internal_filesystem/apps/com.micropythonos.imu/META-INF/MANIFEST.JSON
+3 -3
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@@ -3,10 +3,10 @@
"publisher": "MicroPythonOS",
"short_description": "Inertial Measurement Unit Visualization",
"long_description": "Visualize data from the Intertial Measurement Unit, also known as the accellerometer.",
"icon_url": "https://apps.micropythonos.com/apps/com.micropythonos.helloworld/icons/com.micropythonos.imu.0.0.1_64x64.png",
"download_url": "https://apps.micropythonos.com/apps/com.micropythonos.helloworld/mpks/com.micropythonos.mu.0.0.1.mpk",
"icon_url": "https://apps.micropythonos.com/apps/com.micropythonos.helloworld/icons/com.micropythonos.imu.0.0.2_64x64.png",
"download_url": "https://apps.micropythonos.com/apps/com.micropythonos.helloworld/mpks/com.micropythonos.mu.0.0.2.mpk",
"fullname": "com.micropythonos.imu",
"version": "0.0.1",
"version": "0.0.2",
"category": "hardware",
"activities": [
{
internal_filesystem/apps/com.micropythonos.imu/assets/imu.py
+6 -4
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@@ -51,7 +51,9 @@ class IMU(Activity):
print("stopping imu refresh_timer")
self.refresh_timer.delete()
def map_nonlinear(self, value: float) -> int:
def convert_percentage(self, value: float) -> int:
return round(50.0 + value)
# non-linear mapping isn't really useful so unused:
# Preserve sign and work with absolute value
sign = 1 if value >= 0 else -1
abs_value = abs(value)
@@ -76,9 +78,9 @@ class IMU(Activity):
az = self.sensor.acceleration[2]
azp = int((az * 100 + 100)/2)
# values between -200 and 200 => /4 becomes -50 and 50 => +50 becomes 0 and 100
gx = self.map_nonlinear(self.sensor.gyro[0])
gy = self.map_nonlinear(self.sensor.gyro[1])
gz = self.map_nonlinear(self.sensor.gyro[2])
gx = self.convert_percentage(self.sensor.gyro[0])
gy = self.convert_percentage(self.sensor.gyro[1])
gz = self.convert_percentage(self.sensor.gyro[2])
self.templabel.set_text(f"IMU chip temperature: {temp:.2f}°C")
else:
#temp = 12.34