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The serial converter does not require additional drivers on Windows and Linux.
For Mac OS, drivers are available from Silicon Labs: https://www.silabs.com/products/development-tools/software/
usb-to-uart-bridge-vcp-drivers
The uQ7 module has two external UARTs:
• UART0 is, by default, used for the serial console for interactive login.
• UART1 is unused by default and can be freely used for machine-to-machine communications or other purposes.
The switch
serial converter:
Switch Position
For interactive login through the USB-serial converter, make sure the switch is on the
is the name of the UART exposed on the Haikou baseboard. It is actually connected to the
Note:
the PX30 SoC.
Incidentially,
on Haikou is connected to the
Picocom can be used to connect via the serial line (assuming the USB-serial converter is USB0):
Note: Make sure to disable software flow-control (XON/XOFF). Otherwise serial input may not be recognized.
After system boot-up, the login console appears on the terminal:
You can log in as
with password
3.7 RS-232 and RS-485
To connect via RS-232 or RS-485, connect to the
v1.0.1-8-g2dd91c8
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Fig. 3.4: USB UART
cross-switches UART0 and UART1 between the
jack connected to:
UART0 (interactive console)
UART1
.
USB-serial converter connected to:
UART1
UART0 (interactive console)
controller on the PX30 SoC.
jack on the base board.
jack and the onboard USB-
position.
controller on
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