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STMicroelectronics AN3248 Manuals
Manuals and User Guides for STMicroelectronics AN3248. We have
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STMicroelectronics AN3248 manual available for free PDF download: Application Note
STMicroelectronics AN3248 Application Note (19 pages)
STM32L15xxx analog comparators
Brand:
STMicroelectronics
| Category:
Microcontrollers
| Size: 0 MB
Table of Contents
Introduction
1
Table of Contents
2
Figure 1. Sensor Output Connection to COMP2
5
Analog Voltage Monitoring
5
Figure 2. Sensor Output Connection to COMP1
6
Figure 3. Power Consumption in an Analog Voltage Monitoring Application
6
Figure 4. COMP2 Configuration
7
Analog Watchdog During Stop Mode
8
Figure 5. Analog Comparators Combined in Window Mode
8
Figure 6. Analog Watchdog During Stop Mode
9
Pulse Width Measurement
10
Figure 8. Pulse Width Measurement: COMP2 Output Redirection to Timer
11
PWM Signal Control
12
Figure 7. COMP2 with Output Redirection Feature
12
Figure 9. PWM Signal Control: COMP2 Output Redirection to Timer
12
Capacitance Measurement
13
Figure 10. RC Network Connection for Capacitance Measurement
13
C = - T
14
Equation 1
14
Figure 11. Capacitance Measurement Using COMP2
14
Brightness Control Using a Light Dependent Resistor
16
(Ldr)
16
Equation
16
Figure 12. Connecting an LDR Resistor to an Stm32L15Xxx Device
16
Figure 13. Comparator Output Behavior Versus Light Intensity
17
Revision History
18
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