Figure 40. Stm32746G-Eval Mfx - ST User Manual User Manual

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R299 PF10
LED1
LD1 510
+3V3 Green
1 2 R207 [N/A]
LD2
Orange
1 2 R206 680
LD3 R300 PB7
LED3
Red 680
1 2 R205 [N/A]
LD4
Blue
1 2 R204 680
LEDs
+3V3
R182
10K[N/A]
D16 PI8 R295 0
MFX_IRQOUT
RESET#
R180 0
MFX_WKUP
BAT60JFILM C79
R181
100nF[N/A]
47K[N/A]
I2C1_SCL
I2C1_SDA
R176 [N/A]
+3V3

Figure 40. STM32746G-EVAL MFX

MFX
Multi Function eXpander
+3V3 +3V3 +3V3 one capacitor close to each MFX pins:
VDD, VDD_1, VDD_2, VDD_3
L6
Ferrite
C82
C78 C171
1uF
100nF 100nF 100nF
U22
STM32L152CCT6
18
GPIO0
Loop 14 19
SPARE GPIO1
20
TP15
GPIO2
10 39
TSC_XP/GPO0 GPIO3
11 40
TSC_XN/GPO1 GPIO4
12 15
TSC_YP/GPO2 GPIO5
13 16
TSC_YN/GPO3 GPIO6
17
GPIO7
R172
44 29
BOOT0 GPIO8
510 46 30
IRQOUT GPIO9
7 31
NRST GPIO10
2 32
WAKEUP GPIO11
34 MFX_V3 33
MFX_SWDIO
SWDIO GPIO12
37 26
MFX_SWCLK
SWCLK GPIO13
27
GPIO14
PB8 R290 0 42 28
I2C_SCL GPIO15
PB9 R291 0 43
I2C_SDA
45 4
I2C_ADDR IDD_SH0
5
IDD_SH1/GPO5
21 6
USART_TX IDD_SH2/GPO6
R175 22 38
USART_RX IDD_SH3/GPO7
10K
3
IDD_CAL/GPO4
R167 [N/A] 25
IDD_MEAS
41
IDD_VDD_MCU
Default I2C Address:1000010
C176 C170 C168 C173
100nF 100nF 100nF
MFX_IO0
MFX_IO1
CN19
MFX_IO2
MFX_SWDIO
MFX_IO3 1 2
MFX_SWCLK
MFX_IO4 3 4
MFX_IO5 5
MFX_IO6
[N/A]
MFX_IO7
MFX_IO8
MFX_IO9
MFX_IO10
MFX_IO11
MFX_IO12
MFX_IO13
MFX_IO14
MFX_IO15
Title: MFX
Project:
STM327x6G-EVAL
Size: A4 Reference: MB1167
Date: 1/28/2015
+3V3
R165
0
Revision: B.1
Sheet: 16 of 17