Cpu Expansion Connection - ST STM32F407 User Manual
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Also See for STM32F407:
- Programming manual (29 pages) ,
- Application note (50 pages) ,
- Reference manual (1749 pages)
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CPU expansion connection
The target board exposes most of STM32F407 pins/signals, which allow easy expansion of the
development system.
U4 - ANALOG
CPU
Connector
CPU pin
pin
description
number
19
PF3
20
PF4
21
PF5
24
PF6
25
PF7
26
PF8
27
PF9
28
PF10
32
PC0
47
PA3
50
PA4
51
PA5
52
PA6
56
PB0
57
PB1
/
GND
/
FREE
/
FREE
/
FREE
/
FREE
© iSYSTEM, March 2021
CPU pin
pin
description
number
1
2
GND
3
4
GND
5
6
GND
7
8
GND
9
10
GND
11
12
GND
13
14
GND
15
16
GND
17
18
GND
19
20
GND
21
22
GND
23
24
GND
25
26
GND
27
28
GND
29
30
GND
31
32
GND
33
34
FREE
35
36
FREE
37
38
FREE
39
40
FREE
U5 - COMMUNICATION
CPU
CPU
pin
pin
description
number
number
/
/
/
/
/
116
/
118
/
/
/
134
/
/
/
140
/
/
/
143
/
146
/
147
/
151
/
164
/
/
/
/
/
/
/
/
/
/
/
/
Connector
CPU pin
pin
number
3V3
1
2
GND
3
4
PC7
5
6
PC9
7
8
GND
9
10
PI3
11
12
GND
13
14
PC11
15
16
GND
17
18
PD1
19
20
PD4
21
22
PD5
23
24
PD7
25
26
PB6
27
28
GND
29
30
FREE
31
32
FREE
33
34
FREE
35
36
FREE
37
38
FREE
39
40
CPU
CPU pin
pin
description
number
3V3
/
GND
/
PC6
115
PC8
117
PI1
132
PI2
133
PC10
139
PC12
141
PD0
142
PD3
145
GND
/
PD6
150
PB5
164
PB7
165
GND
/
FREE
/
FREE
/
FREE
/
FREE
/
FREE
/
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