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Fast Models Reference Manual - ARM Information Center

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Peripheral and Interface Components<br />

Table 5-40 PL031_RTC registers (continued)<br />

Register<br />

name<br />

Offset Access Description<br />

RTCPCellID1 0xFF4 read only PrimeCell ID register a .<br />

RTCPCellID2 0xFF8 read only PrimeCell ID register a .<br />

RTCPCellID3 0xFFC read only PrimeCell ID register a .<br />

a. This register has no CADI interface.<br />

Debug features<br />

The PL031_RTC component has no debug features.<br />

Verification and testing<br />

The PL031_RTC component has been tested as part of the VE example system using VE test<br />

suites and by booting operating systems.<br />

The PL031_RTC component has been tested as part of the SMLT component.<br />

Performance<br />

The PL031_RTC component has no impact on the performance of a PV system when idle or<br />

counting down. The component only executes code when the counter expires or during bus<br />

accesses.<br />

Library dependencies<br />

The PL031_RTC component has no dependencies on external libraries.<br />

5.4.8 PL041_AACI component<br />

The PL041_AACI component is programmer's view model of the PL041 Advanced Audio<br />

CODEC Interface (AACI). This component also contains a minimal register model of the<br />

LM4529 secondary codec as implemented on development boards supplied by <strong>ARM</strong>. Refer to<br />

the component documentation for more details. See the <strong>ARM</strong> PrimeCell Advanced Audio<br />

CODEC Interface (PL041) Technical <strong>Reference</strong> <strong>Manual</strong>.<br />

The PL041_AACI component is not a complete implementation of the AACI because the<br />

following functionality is not currently implemented:<br />

• audio input<br />

• DMA access to FIFOs, rather than Programmed I/O<br />

• programming of the secondary codec through FIFOs rather than slot registers.<br />

The PL041_AACI component is designed to connect to an audio output component such as<br />

AudioOutFile or AudioOut_SDL. See AudioOut_File component on page 5-56. Also see<br />

AudioOut_SDL component on page 5-57.<br />

Figure 5-27 on page 5-54 shows a view of the component in System Canvas.<br />

<strong>ARM</strong> DUI 0423J Copyright © 2008-2011 <strong>ARM</strong>. All rights reserved. 5-53<br />

ID051811<br />

Non-Confidential

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