Hardware Interfacing Workshops
Part II: Sensor Hardware Integration
ΰΉΰΈΰΈΰΈͺΰΈ²ΰΈ£ΰΉΰΈΰΈ£ΰΈ΅ΰΈ’ΰΈ‘ΰΈΰΈ§ΰΈ²ΰΈ‘ΰΈΰΈ£ΰΉΰΈΰΈ‘ΰΈͺΰΈ³ΰΈ«ΰΈ£ΰΈ±ΰΈΰΈΰΈ΄ΰΈͺΰΈ΄ΰΈ
ΰΈͺΰΈ²ΰΈ£ΰΈΰΈ±ΰΈ
1. ΰΈ ΰΈ²ΰΈΰΈ£ΰΈ§ΰΈ‘ Part II
Part I vs Part II
ΰΈ£ΰΈ²ΰΈ’ΰΈΰΈ²ΰΈ£
Part I (Ex1-6)
Part II (Ex7-9)
ΰΉΰΈΰΈ£ΰΈΰΈͺΰΈ£ΰΉΰΈ²ΰΈΰΉΰΈΰΈ₯ΰΉ
Sensor Hardware ΰΈΰΈΰΈΰΈΰΈ£ΰΉΰΈ
Sensor
Chip
Interface
ΰΈΰΉΰΈΰΈ‘ΰΈΉΰΈ₯
2. aic-eec Sensor API
2.1 ADC API
2.2 IMU API (BMI270)
API Summary
Function
ΰΈ«ΰΈΰΉΰΈ²ΰΈΰΈ΅ΰΉ
Return
2.3 Tilt Analysis API (NEW)
Function
ΰΈ«ΰΈΰΉΰΈ²ΰΈΰΈ΅ΰΉ
Return
WHY: ΰΈΰΈ³ΰΉΰΈ‘ΰΉΰΈΰΉ aic-eec API?
3. ΰΈΰΈ±ΰΈ§ΰΈΰΈ’ΰΉΰΈ²ΰΈΰΈΰΈ΅ΰΉ 7: Real ADC Visualization
ΰΉΰΈΰΉΰΈ²ΰΈ«ΰΈ‘ΰΈ²ΰΈ’
Comparison: Part I vs Part II
ΰΉΰΈΰΉΰΈΰΈ«ΰΈ₯ΰΈ±ΰΈ
Layout
4. ΰΈΰΈ±ΰΈ§ΰΈΰΈ’ΰΉΰΈ²ΰΈΰΈΰΈ΅ΰΉ 8: Real IMU Visualization
ΰΉΰΈΰΉΰΈ²ΰΈ«ΰΈ‘ΰΈ²ΰΈ’
Comparison: Part I vs Part II
ΰΉΰΈΰΉΰΈΰΈ«ΰΈ₯ΰΈ±ΰΈ
Data Mapping
WHY: ΰΈΰΈ³ΰΉΰΈ‘ΰΈΰΉΰΈΰΈ Map ΰΈΰΉΰΈ²?
5. ΰΈΰΈ±ΰΈ§ΰΈΰΈ’ΰΉΰΈ²ΰΈΰΈΰΈ΅ΰΉ 9: Real Sensor Dashboard
ΰΉΰΈΰΉΰΈ²ΰΈ«ΰΈ‘ΰΈ²ΰΈ’
Layout
ΰΉΰΈΰΉΰΈΰΉΰΈΰΈ£ΰΈΰΈͺΰΈ£ΰΉΰΈ²ΰΈ
5B. ΰΈΰΈ±ΰΈ§ΰΈΰΈ’ΰΉΰΈ²ΰΈΰΈΰΈ΅ΰΉ 9: Real Arc Gauge (Roll Angle)
ΰΉΰΈΰΉΰΈ²ΰΈ«ΰΈ‘ΰΈ²ΰΈ’
Algorithm
Code Pattern
6. ΰΈΰΈ±ΰΈ§ΰΈΰΈ’ΰΉΰΈ²ΰΈΰΈΰΈ΅ΰΉ 10: Real Scale Gauge (Pitch Angle)
ΰΉΰΈΰΉΰΈ²ΰΈ«ΰΈ‘ΰΈ²ΰΈ’
Pitch vs Roll
Angle
Axis
Motion
Example
Percentage Mapping
Code Pattern
Layout
6B. ΰΈΰΈ±ΰΈ§ΰΈΰΈ’ΰΉΰΈ²ΰΈΰΈΰΈ΅ΰΉ 11: Real Chart Dashboard (4 Chart Types)
ΰΉΰΈΰΉΰΈ²ΰΈ«ΰΈ‘ΰΈ²ΰΈ’
4 Tabs Overview
Tab
Chart Type
Data Source
Technique
Tab 1: Bar Chart (Accel X/Y/Z)
Tab 2: Faded Area Chart (Tilt Magnitude)
Tab 3: Scatter Chart (Roll vs Pitch)
Tab 4: Line Chart (Gyroscope)
Optimization: Update Active Tab Only
7. Complementary Filter - ΰΈΰΈ²ΰΈ£ΰΈ§ΰΈ΄ΰΉΰΈΰΈ£ΰΈ²ΰΈ°ΰΈ«ΰΉΰΈ‘ΰΈΈΰΈ‘ΰΉΰΈΰΈ΅ΰΈ’ΰΈ
ΰΈΰΈ³ΰΉΰΈ‘ΰΈΰΉΰΈΰΈΰΉΰΈΰΉ Complementary Filter?
Sensor
ΰΈΰΉΰΈΰΈΰΈ΅
ΰΈΰΉΰΈΰΉΰΈͺΰΈ΅ΰΈ’
Algorithm
ΰΈΰΈ²ΰΈ£ΰΈΰΈ³ΰΈΰΈ§ΰΈ Accel Angle
ΰΈΰΉΰΈΰΈΰΈ§ΰΈ£ΰΈ£ΰΈ°ΰΈ§ΰΈ±ΰΈ
8. ΰΉΰΈΰΈΰΈΰΈΆΰΈΰΈ«ΰΈ±ΰΈ
ΰΉΰΈΰΈΰΈΰΈΆΰΈΰΈ«ΰΈ±ΰΈΰΈΰΈ΅ΰΉ 1: ADC Threshold Alert
ΰΉΰΈΰΈΰΈΰΈΆΰΈΰΈ«ΰΈ±ΰΈΰΈΰΈ΅ΰΉ 2: IMU Tilt Indicator
ΰΉΰΈΰΈΰΈΰΈΆΰΈΰΈ«ΰΈ±ΰΈΰΈΰΈ΅ΰΉ 3: Multi-Channel ADC
ΰΉΰΈΰΈΰΈΰΈΆΰΈΰΈ«ΰΈ±ΰΈΰΈΰΈ΅ΰΉ 4: Data Logger
5A. CM33-CM55 IPC Architecture (Ex7-11)
ΰΈͺΰΈΰΈ²ΰΈΰΈ±ΰΈΰΈ’ΰΈΰΈ£ΰΈ£ΰΈ‘ Dual-Core
Shared Memory Structure (imu_shared.h)
Synchronization Pattern
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