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5.1.1 Evaluation Firmware
Figure 19:
Firmware Modules
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AS702x
Software Description
HAL Layer Code Generated by STMCubeMX
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I
2
C, USB, interrupt handling
Low Level Sensor Drivers
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AS702x vital sign sensor driver
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AS6200 temperature sensor driver
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LIS2DH12 accelerometer driver for motion compensation
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ADS111X ADC for current consumption measurement
Demo Kit Manual
• PUBLIC
UG000436
• v2-00 • 2019-Jun-06
65
│ 24
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Table of contents
- 24 HAL Layer Code Generated by STMCubeMX
- 24 Low Level Sensor Drivers
- 25 Communication Protocol Handler
- 25 PD Offset and LED Current Control Algorithm
- 25 Application Dispatcher
- 25 Control Requests Handler
- 26 Raw AS702x Data Handler
- 26 Vital Sign Application Handlers – HRM, HRV and BP App Handlers
- 26 SerialCOM Driver
- 27 Communication Protocol Handler
- 27 AS702x Driver
- 27 Control Requests
- 27 Register Map
- 27 Data Handler
- 29 Powering Up and Starting a Measurement
- 36 Calibration Procedure
- 40 LED Configuration
- 41 Photodiodes Configuration
- 42 TIA (TransImpedance Amplifier) Configuration
- 43 OFE (Optical Frontend) Configuration
- 44 Sequencer Configuration
- 45 ADC Configuration
- 46 Interrupts Configuration
- 47 ECG Amplifier Configuration
- 48 Electrical Analog Frontend Configuration
- 49 Light-to-Frequency Configuration
- 50 GPIOs Configuration
- 51 PD Offset & LED Current Control Configuration
- 52 Additional ADC Channels and Light-to-Frequency Data Display
- 53 Register Map
- 54 Saving Current Configuration Settings to a File
- 54 Loading Configuration Settings from File
- 55 Raw Data Logging and Exporting
- 56 Starting in DFU Mode