Figure 4.
GPIO connector circuit
LED_RGB_RED
LSM6DSOX_SCL
LED1
LSM6DSOX_INT1
SPSGRF_CS
EEPROM_ID_SC
SPSGRF_MOSI
SPSGRF_SCLK
LED_RGB_BLUE
SPSGRF_GPIO1
SPSGRF_GPIO0
EEPROM_ID_SD
SPSGRF_MISO
SWITCH_2
SWITCH_1
LSM6DSOX_SDA
LED_RGB_GREEN
LSM6DSOX_INT2
SPSGRF_GPIO3
SPSGRF_SDN
3V3
SPSGRF_GPIO2
5V0
5V0
3V3
0
R25
0
R18
C4
100nF
0
R21
R8
0
0
R11
0
R16
0
R22
0
R19
0
R9
0
R14
0
R26
0
R28
CN2
33
1
2
3
4
Header 20X2_female
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
34
35
36
37
38
39
40
0
R17
0
R24
0
R12
0
R15
C5
100nF
C2
100nF
0
R20
0
R23
0
R27
0
R10
C3
100nF
0
R13
SDA
SCL
#7
#11
#13
#15
#16
#18
MOSI
MISO
#22
SCLK
CE0
ID_SD
ID_SC
#33
SDA
#32
SCL
#16
#7
#18
#11
#22
#13
CE0
#15
ID_SC
MOSI
MISO
SCLK
ID_SD
#33
#29
#29
#31
#31
#32
#8
#10
#8
#10
Table 6.
Configuration of the GPIO connector pins
Pin no.
Name
STM32MP157F-DK2
Pin no.
Name
STM32MP157F-DK2
1
3V3
2
5V0
3
LSM6DSOX_SDA
PA12/I2C5_SDA
4
5V0
5
LSM6DSOX_SCL
PA11/I2C5_SCL
6
GND
7
LSM6DSOX_INT1
PA8/MCO1
8
SPSGRF_GPIO3
PB10/USART3_TX
9
GND
GND
10
SPSGRF_GPIO2
PB12/USART3_RX
11
LSM6DSOX_INT2
PG8/USART3_RTS
12
#12
PI5/SAI2_SCKA
13
SWITCH_1
PD7/SDMMC3_D3
14
GND
15
SWITCH_2
PG15/SDMMC3_CK
16
SPSGRF_GPIO0
PF1/SDMMC3_CMD
17
3V3
18
SPSGRF_GPIO1
PF0/SDMMC3_D0
19
SPSGRF_MOSI
PF9/SPI5_MOSI
20
GND
21
SPSGRF_MISO
PF8/SPI5_MISO
22
LED1
PF4/SDMMC3_D1
23
SPSGRF_SCLK
PF7/SPI5_SCK
24
SPSGRF_CS
PF6/SPI5_NSS
25
GND
26
CE1
PF3/GPIO7
27
EEPROM_ID_SD
PF15/I2C1_SDA
28
EEPROM_ID_SC
PD12/I2C1_SCL
29
SPSGRF_SDN
PG2/MCO2
30
GND
31
LED_RGB_GREEN
PH11/TIM5_CH2
32
LED_RGB_RED
PD13/TIM4_CH2
33
LED_RGB_BLUE
PC7/TIM3_CH2
34
GND
UM3039
GPIO connector
UM3039
-
Rev 1
page 6/23
