技术特性

• ARM926EJ-S core up to 333 MHz
• High-performance 8-channel DMA
• Dynamic power-saving features
• Configurable peripheral functions on 102 shared I/Os
• Memory
  • 32 KB ROM and 56 KB internal SRAM
  • LPDDR-333/DDR2-666 external memory interface (up to 1 GB addressable memory)
  • SDIO/MMC card interface
  • Serial Flash memory interface (SMI)
  • Flexible static memory controller (FSMC) up to 16-bit data bus width, supporting external SRAM, NAND/NOR Flash and FPGAs
  • Serial SPI Flash interface
• Connectivity
  • 2 x USB 2.0 Host
  • USB 2.0 Device
  • Fast Ethernet (MII port)
  • 1x SSP Synchronous serial peripheral (SPI, Microwire or TI protocol)
  • 1x I2C
  • 1x I2S,
  • 1x fast IrDA interface
  • 1x UART interface
  • TDM bus (512 timeslots)
  • Up to 8 additional I2C/SPI chip selects
• Security
  • C3 cryptographic accelerator
• Peripherals supported
  • Camera interface (ITU-601/656 and CSI2 support)
  • TFT/STN LCD controller (resolution up to 1024 x 768 and up to 24 bpp)
  • Touchscreen support (using the ADC)
  • 9 x 9 keyboard controller
  • Glueless management of up to 8 SLICs/CODECs
• Miscellaneous functions
  • Integrated real time clock, watchdog, and system controller
  • 8-channel 10-bit ADC, 1 Msps
  • 1-bit DAC
  • JPEG codec accelerator
  • Six 16-bit general purpose timers with capture mode and programmable prescaler
  • Up to 62 GPIOs

功能框图