RK3328

RK3328 是一款专为智能机顶盒（包括 OTT/IPTV/DVB）设计的四核高性能应用处理器。它是一款高度集成且具有成本效益的 4K HDR 机顶盒 SoC。

集成四核 Cortex-A53，带有独立的 Neon 和 FPU 协处理器，以及共享的 L2 缓存。四核 GPU 支持高分辨率显示和游戏。

拥有众多高性能接口，可提供非常灵活的解决方案，例如多通道显示，包括 HDMI2.0a 和电视编码器 (CVBS)。集成了 TrustZone 和加密硬件以提高安全性。32 位 DDR3/DDR3L/DDR4/LPDDR3 提供高内存带宽。

• Microprocessor:
  • Quad-core ARM Cortex-A53 CPU
  • Full implementation of the ARM architecture v8-A instruction set
  • ARM Neon Advanced SIMD (single instruction, multiple data) support for accelerated media and signal processing computation
  • ARMv8 Cryptography Extensions
  • In-order pipeline with symmetric dual-issue of most instructions
  • Unified system L2 cache
  • Include VFP v3 hardware to support single and double-precision operations
  • Integrated 32KB L1 instruction cache, 32KB L1 data cache with 4-way set associative
  • TrustZone technology support
  • Full CoreSight debug solution
  • One separate power domains for CPU core system to support internal power switch and externally turn on/off based on different application scenario
  • PD_A53: Cortex-A53 + Neon + FPU + L1 I/D Cache of core 2/3
  • One isolated voltage domain to support DVFS
• Memory Organization:
  • Internal on-chip memory:
    • BootROM
    • Internal SRAM
  • External off-chip memory:
    • DDR3/DDR3L/LPDDR3/DDR4
    • SPI Flash
    • eMMC
    • SD
• Internal Memory:
  • Internal BootRom Support system boot from the following device:
    • SPI Flash interface
    • eMMC interface
    • SDMMC interface (SDMMC0 only)
  • Support system code download by the following interface:
    • USB OTG interface (Device mode)
  • Internal SRAM Size: 36KB
• External Memory or Storage device:
  • Compatible with [未完整内容，推测后续还有相关内容]