--============================================================================== -- -- AHB general purpose input/outputs -- -- Provides "ioNb" input/output signals . -- -------------------------------------------------------------------------------- -- -- Write registers -- -- 00, data register receives the values to drive the output lines. -- 01, output enable register defines the signal direction: -- when '1', the direction is "out". -- -------------------------------------------------------------------------------- -- -- Read registers -- 00, data register provides the values detected on the lines. -- ARCHITECTURE studentVersion OF ahbGpio IS BEGIN -- AHB-Lite hRData <= (OTHERS => '0'); hReady <= '0'; hResp <= '0'; -- Out ioOut <= (OTHERS => '0'); ioEn <= (OTHERS => '0'); END ARCHITECTURE studentVersion;