Knowledge Base for Goodix BLE
Development Guide
Application Notes
System
Peripherals
I/O
ADC
ADC Application Notes
ADC Sampling Rate Test
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Knowledge Base for Goodix BLE
Application Notes
Peripherals
ADC
ADC
ADC Application Notes
1. Introduction to ADC Basic Functions
1.1 ADC Function Overview
1.2 Single-Ended Mode Measurement
1.3 Differential Mode Measurement
1.4 How to Select External Reference Voltage for Measurement
1.5 How to Measure Chip Supply Voltage
1.6 How to Measure Internal Chip Temperature
1.7 How to Perform Multi-Channel Measurement
2. Typical ADC Applications
2.1 How to Evaluate Whether the Measurement Range Meets the Requirements
2.2 How to Evaluate Whether the Resolution Meets the Requirements
2.3 How to Improve Measurement Accuracy
2.4 Calibration Method for Selecting Special External Reference Voltage
ADC Sampling Rate Test
1. ADC Sampling Clock
2. Testing Sampling Rate
2.1 Required Settings
2.2 Main Test Code
2.3 Testing Results