Looking for a configuration manual for Cyclone V SoC

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Hello,

I'm wondering if exists some configuration manual for Cyclone V SoC, that describe such topics as:

• configuration bitstream composition

• configuration register details

... kind of UG-470 manual for Xilnx 7-Series.

Thanks.

Pavel.

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Here is extract from Cyclone V Device Handbook, page 7-33.

Schematic of pin-connection while programming from external microprocessor over JTAG.

... and nothing else !!!

Is programming-related information protected ?

https://alteraforum.com/forum/attachment.php?attachmentid=15763&stc=1