AN2979

Hardware description

Doc ID 15651 Rev 1

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Hardware description

Figure 6.

Circuit diagram

STM8L101 evaluation board settings:

input. With the potentiometer RV1, the value is limited to 0.8 V and the signal is noisy (due

to the LCD). So the display on the LCD screen would not be stable.

(COMP2_CH3)

PA6

(COMP_REF)

R=10 kΩ

C=100 nF

STM8L10x

PB0

PC4

VSS

PD2

VDD