Mode Switch Voltage - STMicroelectronics STEVAL-GLA001V1 User Manual

Pin no.
15
16
17
18
19
20
4.2

MODE switch voltage

MODE switch (SW201) is a three-positions switch, and each position is connected to different resistors which
change voltage on the MODE signal (see
UM2304 - Rev 3
Name Description
3.3 V power supply (to
3.3VDC
supply user board)
LED2 LED n°2 command
5 V power supply (to
5VDC
supply user board)
Power or timer duration
Power Time +
increase push button
Power or timer duration
Power Time -
decrease push button
LED4 LED n°4 command
Section 2.5.6 Switch
Type from user side
Power supply
Output
Power supply
Input
Input
Output
mode).
UM2304
MODE switch voltage
Voltage level
3.3 V referenced to
GND
VDD/GND
5 V referenced to GND
VDD/GND
VDD/GND
VDD/GND
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