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Altera_Forum
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10 years ago

Cyclone V HPS UART, can't rx data

I can send RS232 data via HPS UART1 but unable to read data. The scope shows RS232 data on RX pin but test code can’t read any data from /dev/ttyS1 and nothing when I ‘cat /dev/ttyS1’ I can thi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

https://rocketboards.org/foswiki/view/documentation/gsrd140preloader

https://www.google.com/search?q=cyclone+v+generate+preloader&oq=cy&aqs=chrome.0.69i59j69i57j0l2j69i61l2.1867j0j4&client=ms-android-verizon&sourceid=chrome-mobile&ie=utf-8#xxri=2

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Thanks.

Could you please point or share with me any documentation about this? Or maybe which part of preloader needs to be changed?

I've read a few paperas about routing pins from hps to fpga but none of them mentioned about any changes at preloader.

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