ST STM32H743I-EVAL User Manual

DocID030511 Rev 1 25/69
UM2198 Hardware layout and configuration
68
Figure 6. Orientation setting of 5.7-inch LCD daughterboard
8.20 MFX (Multi Function eXpander)
MFX circuit on STM32H743I-EVAL Evaluation board acts as IO-expander. The
communication interface between MFX and STM32H743XI is I2C1 bus.
The signals connected to MFX are listed in Table 15.
ϮϬϱe
,ŽůĞ
ϰĐŵ
Ɖ
ŝůůĂƌ
Table 15. MFX signals
Pin
number
of MFX
Pin name of
MFX
MFX functions
Function of
STM32H743I-EVAL
Direction
(For MFX)
Terminal
device
15 PA5 MFX_GPIO5 Audio_INT Input Codec
16 PA6 MFX_GPIO6
OTG_FS1_
OverCurrent
Input USB_FS1
17 PA7 MFX_GPIO7
OTG_FS1_
PowerSwitchOn
Output USB_FS1
18 PB0 MFX_GPIO0 JOY_SEL Input Joystick
19 PB1 MFX_GPIO1 JOY_DOWN Input Joystick
20 PB2 MFX_GPIO2 JOY_LEFT Input Joystick
26 PB13 MFX_GPIO13 SD_LDO_SEL Output microSD
27 PB14 MFX_GPIO14 TOUCH_INT Input LCD
28 PB15 MFX_GPIO15 MicroSDcard Detect Input microSD
29 PA8 MFX_GPIO8
OTG_FS2_
OverCurrent
Input USB_FS2
30 PA9 MFX_GPIO9
OTG_FS2_
PowerSwitchOn
Output USB_FS2
31 PA10 MFX_GPIO10 LED2 Output LED
32 PA11 MFX_GPIO11 LED4 Output LED
33 PA12 MFX_GPIO12 - - -
39 PB3 MFX_GPIO3 JOY_RIGHT Input Joystick
40 PB4 MFX_GPIO4 JOY_UP Input Joystick
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.

ST STM32H743I-EVAL Specifications

General

Brand	ST
Model	STM32H743I-EVAL
Category	Motherboard
Language	English