3. Preparation
Before configuring and debugging the GPIOs, you need to prepare the follows:
3.1. Preparing Hardware
The following table describes hardware items to be prepared if you want to configure, debug, and test this 40-pin header by
following this guide:
Table 3-1 Hardware Preparation
Type
M/O
*
Item
Notes
General
M
VisionFive 2 single board computer
-
General
M
•
32 GB (or more) micro-SD card
•
micro-SD card reader
•
Computer (Windows/macOS/Linux)
•
USB to serial converter (3.3 V I/O)
•
Ethernet cable
•
Power adapter (5 V / 3 A)
•
USB Type-C Cable
These items are used for flashing Debian OS into
a micro-SD card.
GPIO
O
An oscilloscope
The oscilloscope is used to verify the GPIO volt
age.
I2C
O
•
Sense Hat (B)
•
Dupont Line
-
SPI
O
•
ADXL345 Module
•
Dupont Line
-
PWM
O
An oscilloscope
The oscilloscope is used to measure the corre
sponding pin and check the PWM period and du
ty cycle.
SPI LCD
O
•
2.4inch LCD Module
•
Dupont Line
-
UART
O
•
GNSS HAT
•
Dupont Line
This is a GNSS HAT based on MAX-7Q, which sup
ports positioning systems including GPS, GLON
ASS, QZSS, and SBAS. It features accurate and
fast positioning with minor drifting, low power
consumption, outstanding ability for anti-spoof
ing and anti-jamming, and so on. For detailed
specifications, refer to
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