Pin number
Function / MCU port
Pin number
Function / MCU port
13
NC
14
NC
15
NC
16
NC
17
NC
18
NC
19
3V3
20
GND
Limitations:
On the STM32H735G-DK board, DFSDM1 signals are sharing the same IOs with some IOS used in STMod+. As
a consequence, when using DFSDM1 signals to control an extension audio module connected to CN20 audio
connector, the user must make sure that nothing is connected on STMod+ (1,2,3,4 pins) connector.
8.8
CN19 TFT LCD display connector
The CN19 connector is designed to connect the 4.3-inch TFT LCD touchscreen board.
shows the
assignment of CN19 and STM32H735IGK6U terminals.
Figure 17.
CN19 TFT LCD display connector
Table 19.
CN19 TFT LCD display connector
MCU port
Signal name
CN19 pin number
Signal name
MCU port
-
GND
1
2
GND
-
PE0
LCD_R0
3
4
LCD_G0
PB1
PH3
LCD_R1
5
6
LCD_G1
PB0
PH8
LCD_R2
7
8
LCD_G2
PA6
PH9
LCD_R3
9
10
LCD_G3
PE11
PH10
LCD_R4
11
12
LCD_G4
PH15
PH11
LCD_R5
13
14
LCD_G5
PH4
PE1
LCD_R6
15
16
LCD_G6
PC7
PE15
LCD_R7
17
18
LCD_G7
PD3
-
GND
19
20
GND
-
PG14
LCD_B0
21
22
LCD_DE
PE13
PD0
LCD_B1
23
24
LCD_DISP
PD10
PD6
LCD_B2
25
26
LCD_HSYNC
PC6
PA8
LCD_B3
27
28
LCD_VSYNC
PA4
PE12
LCD_B4
29
30
GND
-
PA3
LCD_B5
31
32
LCD_CLK
PG7
UM2679
CN19 TFT LCD display connector
UM2679
-
Rev 1
page 25/42
