Figure 6-3
Modify the baud rate on the terminal
Select
Call
>
Call
to establish a new connection.
Figure 6-4
Re-establish a call connection
Then, press the
Enter
key, and the system will prompt the current baud rate and return to the
previous menu.
The system displays:
The current baudrate is 115200 bps
After you download files to update applications by changing the baud rate, restore the baud rate
on the HyperTerminal to 9600 bps in time, so as to ensure the normal display on the console
screen when the system boots or reboots.
Updating an Application
The application updating through a serial interface is implemented on the serial sub-menu.
Select
2
on the main menu to enter the serial sub-menu. For detailed description on this sub-
menu, refer to “
Serial Sub-menu
“ on page 6-7.
The following example shows how to update the main application file
main.bin
:
To improve the updating speed, you can modify the serial port baud rate before updating the
main application file (refer to "
Modifying Serial Interface Parameters
“ on page 6-11). Select
2
on
the serial port sub-menu, and the system displays:
Please Start To Transfer File, Press <Ctrl+C> To Exit.
Waiting...CCCCCCCCCCCCCCCCCCCC
