Glossary ######## .. glossary:: AMBA tbd AXI4 tbd AXI4-Lite tbd AXI4-Stream tbd Edge interrupt tbd See also: :term:`Level interrupt`, :term:`strobe` Elaboration time tbd FIFO First-in first-out Flag A longtime stable signal. See also: :term:`strobe` FPGA Field Programmable Gate Array I²C tbd I²S tbd Interrupt See also: :term:`IRQ` IRQ Interrupt Request See also: :term:`ISR` ISR Interrupt Service Routine See also: :term:`IRQ` Level interrupt tbd See also: :term:`Edge interrupt`, :term:`flag` LIFO Last-in first-out See :term:`Stack` MMR See :term:`Memory-mapped-register` Memory-mapped-register tbd MPSoC tbd RS-232 tbd See also: :term:`UART` SoC System-on-a-Chip SPI Serial Peripheral Interface Stack tbd Strobe A signal active for one clock cycle. See also: :term:`flag` UART Universal Asynchronous Receiver Transmitter