2.3 Base band circuit
MT6582 baseband System Architecture as following:
Platform Features:
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General:
1
）
Smartphone two MCU subsystems architecture
2
）
SLC NAND flash and eMMC boot loader
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AP MCU subsystem
1) Quad-core ARM Cortex-A7 MPCoreTM operating at 1.3 GHz
2) NEON multimedia processing engine with SIMDv2 / VFPv4 ISA support
3) 32KB L1 I-cache and 32KB L1 D-cache
4) 256KB unified L2 cache
5) DVFS technology with adaptive operating voltage from 1.05V to 1.26V
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MD MCU subsystem
1) ARM Cortex-R4 processor with maximum 491.5MHz operation frequency
2) 32KB I-cache, 16KB D-cache
3) 256KB TCM (tightly-coupled memory)
4) DSP for running modem/voice tasks, with maximum 240MHz operation frequency
5) High-performance AXI and AHB bus
6) General DMA engine and dedicated DMA channels for peripheral data transfer
7) Watchdog timer for system error recovery
8) Power management for clock gating control
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MD external interfaces
1) Supports dual SIM/USIM interface
2) Interface pins with RF and radio-related peripherals
◆
External memory interface.
