User manual
Table Of Contents
EXT1
Pin # Signal Name Pin # Signal Name
1 3.3V 2 GND
3 RST 4 WKUP
5 EXT1-5 6 EXT1-6
7 EXT1-7 8 EXT1-8
9 EXT1-9 10 EXT1-10
11 EXT1-11 12 EXT1-12
13 EXT1-13 14 USB_FAULT
15 EXT1-15 16 EXT1-16
17 EXT1-17 18 EXT1-18
19 EXT1-19 20 EXT1-20
21 EXT1-21 22 EXT1-22
23 EXT1-23 24 EXT1-24
25 EXT1-25 26 EXT1-26
27 EXT1-27 28 EXT1-28
29 EXT1-29 30 EXT1-30
31 EXT1-31 32 EXT1-32
33 EXT1-33 34 EXT1-34
35 EXT1-35 36 VREF+
37 VREF- 38 VBAT
39 GND 40 +5V
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