4.4. Advanced Audio CODEC Interface, AACI

The PL041 PrimeCell Advanced Audio CODEC Interface (AACI) is an AMBA compliant SoC peripheral that is developed, tested, and licensed by ARM Limited.

Table 4.29. AACI implementation

PropertyValue
Location FPGA (the CODEC is an external LM4549).
Memory base address0x10004000
Interrupt 19
DMA5 = AACI Tx 4 = AACI Rx.
Release versionARM AACI PL041 r1p0 (256 FIFO depth in compact mode).
Reference documentationARM PrimeCell Advanced Audio CODEC Interface (PL041) Technical Reference Manual and National Semiconductor LM4549 Data Sheet. See also changed PrimeCell ID listed in Table 4.30 and Advanced Audio CODEC Interface, AACI.

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