DE4 User Manual
88
www.terasic.com
June 20, 2018
Figure 3
–13 Power measurement for the associated power banks of the DE4
3
3
.
.
9
9
P
P
L
L
L
L
The PLL function is designed to configure the external programmable PLL on the DE4. There are 3
programmable clocks for the DE4 board that generates reference clocks for the following signals
HSMA_REFCLK, HSMB_REFCLK, and PLL_CLKIN/SATA_REFCLK. The clock frequency can
be adjusted to 62.5, 75, 100, 125, 150, 156.25, 187.5, 200, 250, 312.5, and 625MHz. Choose the
‘PLL’ tab to reach the window shown in
Figure 3–14
. To set the desire clock frequency for the
associated clock signal, click on ‘Set’.
Summary of Contents for ALTERA DE4
Page 1: ...DE4 User Manual 1 www terasic com June 20 2018 ...
Page 54: ...DE4 User Manual 54 www terasic com June 20 2018 ...
Page 83: ...DE4 User Manual 83 www terasic com June 20 2018 Figure 3 8 Access DDR2 SO DIMM memory ...
Page 92: ...DE4 User Manual 92 www terasic com June 20 2018 Figure 3 17 Fan Control of the DE4 ...
Page 150: ...DE4 User Manual 150 www terasic com June 20 2018 Figure 5 35 SOPC builder ...