Hardware layout and configuration UM2199
24/69 DocID030512 Rev 1
The 4-direction joystick (B4) with selection, Wakeup (B2) and Tamper/key button (B3) are
available as input devices.
5.7” 640x480 TFT color LCD with capacitive touch panel is connected to the RGB LCD
interface of the STM32H753XI microcontroller.
The orientation of the 5.7-inch LCD daughterboard can be changed by means of hinged
standoffs and pillars. Refer to Figure 6 for details.
Table 14. LCD module connector (CN20)
Pin No. Description Pin connection Pin No. Description Pin connection
1GND - 2GND -
3 R0 PI15 4 G0 PJ7
5R1 PJ06G1 PJ8
7R2 PJ18G2 PJ9
9 R3 PJ2 10 G3 PJ10
11 R4 PJ3 12 G4 PJ11
13 R5 PJ4 14 G5 PK0
15 R6 PJ5 16 G6 PK1
17 R7 PJ6 18 G7 PK2
19 GND - 20 GND -
21 B0 PJ12 22 ENB PK7
23 B1 PJ13 24 - -
25 B2 PJ14 26 HSYNC PI12
27 B3 PJ15 28 VSYNC PI13
29 B4 PK3 30 GND -
31 B5 PK4 32 CLK PI14
33 B6 PK5 34 GND -
35 B7 PK6 36 RESET# -
37 GND - 38 I2C1_SDA PB7
39 INT MFX GPIO14 40 I2C1_SCL PB6
41 - - 42 - -
43 BL_CTRL PA6 44 - -
45 5V - 46 - -
47 BLGND - 48 - -
49 BLGND - 50 3.3V -
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