Timeline for FIFO circular buffer size in over UART
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Mar 18, 2018 at 19:32 | comment | added | Henry Crun | The routine that reads the uart and puts chars in the fifo (commonly an interrupt) should check the DATA_AVAILABLE flag before leaving (and run again if data). UART RX's are usually double buffered, and can have 2 bytes available - especially by the time the fifo-push code has finished | |
| Mar 18, 2018 at 11:13 | history | answered | Dave Tweed | CC BY-SA 3.0 |