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Altera_Forum
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11 years ago

BLVDS in Cyclone IV E

Hello, i did not find some good note how to implement bi-dir BUS LVDS on Cyclone IV E. My current settings still returns error. I have one differential signal on fpga which should be used...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Hi,

it ends by this error:

Error (176718): Pin fe_blvds0_n uses pseudo-differential output node blvds_driver:i_fe_blvds_reset_n|blvds_driver_iobuf_bidir_l3q:blvds_driver_iobuf_bidir_l3q_component|pseudo_diffa. However, these pins also have an I/O standard LVDS that cannot be supported by the pseudo-differential output node.

vkle