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TR10a-LPQ User Manual
December
10,
2018
the I2C protocol. The Nios II program is running in the on-chip memory.
Figure 4-8 Block diagram of the Nios II Basic Demonstration
The program provides a menu in nios-terminal, as shown in
interactive interface. With the menu, users can perform the test for Si5340A. Note,
pressing ‘ENTER’ should be followed with the choice number.
Figure 4-9 Menu of Demo Program
In the external PLL(Si5340A) programming test, the program will program the PLL first,
and subsequently will use TERASIC QSYS custom CLOCK_COUNTER IP to count the
clock count in a specified period to check whether the output frequency is changed as
configured. To avoid a Quartus Prime compilation error, dummy transceiver controllers
are created to receive the clock from the external PLL. Users can ignore the functionality
of the transceiver controller in the demonstration. For Si5340A programming, please