5 Schematic diagrams
Note: These schematic diagrams refer to the board latest version.
Figure 10. X-NUCLEO-53L8A1 circuit schematic (1 of 5)
MISO
MOSI_SDA
NCS
MCLK_SCL
GPIO1
GPIO2
LPn
SPI_I2C_N
Sensor
Sensor.SchDoc
MCLK_SCL
SPI_I2C_N
PWR_EN
NCS
GPIO1
GPIO2
MOSI_SDA
MISO
LPn
Right
Satellite_Connector.SchDoc
MOSI_SDA
GPIO1
MCLK_SCL
GPIO2
IO_MCLK_SCL
IO_MOSI_SDA
MISOIO_MISO
NCSIO_NCS
IO_LPn LPn
IO_GPIO1
IO_GPIO2
IO_LPn_LEFT
IO_GPIO1_RIGHT
IO_GPIO1_LEFT GPIO1_LEFT
IO_GPIO2_LEFT
LPn_RIGHTIO_LPn_RIGHT
IO_GPIO2_RIGHT
GPIO1_RIGHT
GPIO2_LEFT
LPn_LEFT
GPIO2_RIGHT
NCS_LEFT
NCS_RIGHT
IO_NCS_LEFT
IO_NCS_RIGHT
Level Shifters
Level_Shifters.SchDoc
MCLK_SCL
SPI_I2C_N
PWR_EN
NCS
GPIO1
GPIO2
MOSI_SDA
MISO
LPn
Left
Satellite_Connector.SchDoc
PA1
PA0
PA3
PA4
PA2
PA6
PA5
PA7
PA8
PA10
PA9
PC1
PC0
PC7
PB0
PB10
PB6
PB5
PB4
PB3
PB8
PB9
Host
Host.SchDoc
PWR_EN
Power
Power.SchDoc
3V3
1
2
3
J7
1
2
3
J8
J7[1-2]
J8[1-2]
1
2
3
J9
J9[2-3]
1%
R40
1k
1%
R41
1k
IOVDD
1%
R18
2.2k
1%
R19
2.2k
TP1
TP2
TP3
M4
FIDUCIAL
M3
FIDUCIAL
M2
FIDUCIAL
M1
FIDUCIAL
PWR_EN_Right
PWR_EN_Left
PWR_EN_Sensor
SILK
SPI_I2C_N
[1-2] : SPI
[2-3] : I2C
GND1
Clip
GND2
Clip
M6
FIDUCIAL
M5
FIDUCIAL
One jumper for all devices
SILK
[1-2] : I2C
[2-3] : SPI
Note: The display connector is an optional connector to connect an SSD1306 I2C OLED display to output the ranging data or other meaningful information if
required. The related application note and example code will be available on st.com.
UM3120
- Rev 1
page 9/23
UM3120
Schematic diagrams