Page 23
VCC-3.3V
C2
22pF
C3
22pF
X1
16
M
H
z
AVCC
R4
9
27
R5
0
27
SC
K0
-P
A2
M
O
SI
0-
PA
5
30
29
28
27
34
33
58
57
56
55
54
53
52
46
36
35
42 43 44 45
37
50
9
48 49
11
12
32
72
69
68
67
66
65
64
63
4
3
78 77
24
23
18
17
16
15
14
13
5
6
7
8
10
79
80
1
2
22
21
20
19
62
61
60
59
38 39 40 41
47
71
31
51
70
26
25
76
75
74
73
TM4C123GH6PZ
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
10
0
PA
7
PA
6
G
N
D
VD
D
PF
2
PF
1
VDD
GND
VDDA
VREFA+
PJ1
PJ0
VDD
VDD
VD
D
PF
3
XOSC0
GNDX
XOSC1
VBAT
G
N
D
PK
3
PB
5
PE
7
PE
6
VD
D
PG
7
PG
6
PC
1/
TM
S/
SW
D
IO
PC
2/
TD
I
PD3
PD2
PD
5
PD
4
PE
5
PE
4
G
N
D
PB
4
PE3
PA
2
PC6
PC7
GND
VDD
PH3
PH2
USBVBUS/PB1
USBID/PB0
HIB
OSC0
PE1
PJ2
GNDA
VD
D
C
PD
6
PD
7
PD0
PD1
PA
1
PA
0
PC4
PC5
PK
0
W
AK
E
OSC1
PG2
PK
2
PK
1
GND
PF
4
PF
5
PF7
PG1
VD
D
C
PH1
PH0
PE0
PF
6
PF
0
PG3
GND
PC
0/
TC
K/
SW
CL
K
PA
5
PA
4
PA
3
PE2
VREFA-
PG0
RST
PB2
PH
5
PH
7
PB3
PG4
PG5
PH
6
PH
4
VD
D
G
N
D
PC
3/
TD
O
/S
W
O
U1
TM4C123GH6PZ
VDDC
VDDC
C6
10pF
C7
10pF
X2
32
.7
68
KH
z
C18
100nF
VCC-3.3V
C46
100nF
VCC-3.3V
C47
100nF
VCC-3.3V
C48
100nF
VCC-3.3V
C14
100nF
C15
100nF
C16
100nF
C17
100nF
E1
10uF
VCC-3.3VVCC-3.3VVCC-3.3VVCC-3.3V
VCC-3.3V
C11
100nF
VDDC
C10
1uF
VDDC
C13
100nF
VDDC
C12
1uF
VDDC
M
IS
O
0-
PA
4
SD
-C
S#
SD
-C
D
#
CN7
R27
10K
VCC-MMC
R28
10K
VCC-MMC
R32
27
VCC-3.3V
E5
10uF
C40
100nF
FP2
FERRITE
1
2
4
5
6
7
CS
Din
+3.3V
SCK
GND
Dout
CD
G
N
D
CN2
microSD
C43
1uF
SD-CS#
SD-CD#
MOSI0-PA5
MISO0-PA4
SCK0-PA2
Figure 6-2: microSD Card Slot module connection schematic
decoupling
capacitors