Figure 35.
STM32H7x7I-EVAL MFX
16
17
MFX
MB1246
E.2
2/13/2019
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32H7xxI-EVAL
Project:
MFX_IRQOUT
MFX_SWCLK
MFX
Multi Function eXpander
MFX_SWDIO
R185
0
PI8
C171
100nF
C167
100nF
C168
100nF
C169
100nF
one capacitor close to each MFX pins:
VDD, VDD_1, VDD_2, VDD_3
C163
100nF
I2C1_SDA
I2C1_SCL
R181
0
R180
0
PB6
PB7
R184
10K
R174
47K[N/A]
R170
10K[N/A]
C85
100nF[N/A]
R182
510
L8
Ferrite
C76
1uF
C82
100nF
R166[N/A]
Loop
MFX_IO5
MFX_IO6
MFX_IO7
MFX_IO8
MFX_IO9
MFX_IO10
MFX_IO11
MFX_IO12
MFX_IO13
MFX_IO14
MFX_IO15
+3V3
+3V3
+3V3
+3V3
Default I2C Address:1000010
+3V3
R183
[N/A]
R173
0
MFX_WKUP
TP10
MFX_IO0
MFX_IO1
MFX_IO2
MFX_IO3
MFX_IO4
RESET#
D15
BAT60JFILM
MFX_V3
WAKEUP
2
NRST
7
TSC_XP/GPO0
10
TSC_XN/GPO1
11
TSC_YP/GPO2
12
TSC_YN/GPO3
13
USART_TX
21
USART_RX
22
SPARE
14
SWDIO
34
SWCLK
37
I2C_SCL
42
I2C_SDA
43
BOOT0
44
I2C_ADDR
45
IRQOUT
46
IDD_CAL/GPO4
3
IDD_SH0
4
IDD_SH1/GPO5
5
IDD_SH2/GPO6
6
IDD_MEAS
25
GPIO0
18
GPIO1
19
GPIO2
20
GPIO3
39
GPIO4
40
GPIO5
15
GPIO6
16
GPIO7
17
GPIO8
29
GPIO9
30
GPIO10
31
GPIO11
32
GPIO12
33
GPIO13
26
IDD_SH3/GPO7
38
GPIO14
27
GPIO15
28
IDD_VDD_MCU
41
V
D
D
1
V
D
D
A
9
V
D
D
_1
24
V
D
D
_2
36
V
D
D
_3
48
V
S
S
A
8
V
S
S
_1
23
V
S
S
_2
35
V
S
S
_3
47
U24
STM32L152CCT6
PA0
Header 4x1
1
2
3
4
Fitted: NO
CN22
MFX_SWCLK
MFX_SWDIO
R172
0
+3V3
UM2525
STM32H7x7I-EV
AL
electrical schematics
UM2525
-
Rev 3
page 58/69
