UM-B-114
DA14531 Development Kit Pro Hardware User Manual
User Manual
Revision 1.4
23-Apr-2020
63 of 82
© 2021 Dialog Semiconductor
Figure 63: DA14531 PRO-MB, USB Hub, USB to UART IC, and Power Section
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VCC
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56
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GND
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GND
11
GND
15
GND
25
GND
35
GND
47
GND
51
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16
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BU
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17
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BU
S2
18
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BU
S3
19
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BU
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BU
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22
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BU
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23
AD
BU
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24
AC
BU
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26
AC
BU
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27
AC
BU
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28
AC
BU
S3
29
AC
BU
S4
30
AC
BU
S5
32
AC
BU
S6
33
AC
BU
S7
34
BD
BU
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38
BD
BU
S1
39
BD
BU
S2
40
BD
BU
S3
41
BD
BU
S4
43
BD
BU
S5
44
BD
BU
S6
45
BD
BU
S7
46
BC
BU
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48
BC
BU
S1
52
BC
BU
S2
53
BC
BU
S3
54
BC
BU
S4
55
BC
BU
S5
57
BC
BU
S6
58
BC
BU
S7
59
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VR
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R
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PW
R
EN
60
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36
EEC
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63
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61
R
EF
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U
SBD
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R
354
4.
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C
60
100nF
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SB
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N
T
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A
C
E
R
71
10.
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355
47.
5K
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U
B
C
63
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61
51
C
49
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SBD
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D
Y
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