7.7 GPIO extension connector
Spare GPIOs of the STM32U5G9ZJT6Q MCU (in DK application) are connected on a general purpose 2.54 mm
pitch SAMTEC TSW-120-07-G-D extension connector (CN1).
Figure 18. General extension connector (CN1)
DT59230V1
Spare GPIO
connector (CN1)
Table 12. General extension connector (CN1) pinout
Pin number Signal Signal Pin number
1
GND
VDD
2
3 4
5 6
7 PB1 8
9 PB7 10
11 PB8 12
13 PC0 14
15 PC10 16
17 PC11 18
19 PC12 20
21 PD5 22
23 PD7 24
25 PE2 26
27 PE3 28
29 PF2 30
31 PG9 32
33 PG10 34
35 PG12 36
37 PG15 38
39 VDD 40
UM3223
UM3223 - Rev 1
page 24/37
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