LG TracFone LG840G Service Manual page 31

3. TECHNICAL BRIEF
3.5.1 Processor
The QSC6270 device integrates multiple processors on-chip: one ARM microprocessor and two
DSP processors. Each processor is part of a functional subsystem:
* The micro subsystem includes the ARM926EJ-S microprocessor.
* The modem subsystem includes the QDSP4u8 digital signal processor (mDSP).
* The application subsystem includes the QDSP4u8 application digital signal processor(aDSP).
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Figure 3.5.1 Processors and bus architecture
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