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Patrik78
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3 years ago

UART 16550 IP - Stick parity problem

Hello, in my company we're facing a problem while using UART 16550 IP in stick parity mode: on LSR register we set SP=1, EPS=1, PEN=1 in order to use MARK_PARITY. While in transmission everything...
Patrik78's avatar
Patrik78
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3 years ago

Hello Sheng,

we can't use break signal in our application, so we're forced to make the parity check work without the use of break.

Could you check other reasons why the PE is set receiving 0x55 with '0' as parity bit, and not set when receiving 0x57 with '0' as parity bit , assuming receiver is set to check parity MARK?