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Table 3: Target connector pin description
Pin
Pin Name
1
I²C SCL
2
GND
3
I²C SDA
4
VCC 3V3
5
SPI MISO
6
VCC 3V3
7
SPI CLK
8
SPI MOSI
9
SPI SS
10
GND
Table 4: Descriptions of USB Connector and LEDs
No
Name
1
Power LED
2
Type-C
Connector
3
ACT LED
DE4001_USER MANUAL
Rev. No:0 Rev. Date: 05.08.2023
I²C interface clock signal. There is an internal 4.7KOHM pull-up resistor.
This pin can be used as GPIO.
Ground connection.
I²C interface data signal. There is an internal 4.7KOHM pull-up resistor.
This pin can be used as GPIO.
3.3V output.
SPI interface master in slave out signal. This pin can be used as GPIO.
3.3V output.
SPI interface clock signal. This pin can be used as GPIO.
SPI interface master out slave in signal. This pin can be used as GPIO.
SPI interface slave select signal. This pin can be used as GPIO.
Ground connection.
Figure 39: USB connector and LEDs
Power LED lights up constantly green, when the power is stable.
Via the USB Type-C connector Onyx is connected to a PC. Onyx gets its
power via USB connector.
ACT LED lights up yellow while the I²C or SPI communication is active.
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