The PL061 PrimeCell General Purpose Input/Output (GPIO) is an AMBA compliant SoC peripheral that is developed, tested, and licensed by ARM Limited. You may use the GPIO to generate or detect low frequency signals (less than 1MHz).
|Memory base address|
|Release version||ARM GPIO PL061 r1p0|
|Reference documentation||ARM PrimeCell General Purpose Input/Output (PL061) Technical Reference Manual. See also General Purpose Input/Output, GPIO.|