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SHARP ARM9 LH7A404 V2.1开发板
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CI-DB404-21
SHARP ARM9 LH7A404 开发板V2.1是用于设计进一步产品的原型板；为用户使用SHARP ARM9 LH7A404和多种LCD屏提供一个设计样板；同时可以作为开发以LH7A404为核心的项目提供前期开发平台和实际工作平台。
开发板共有四部分组成，核心CPU板，接口板，LCD板，GPS及GPRS板。
1、CPU：
采用SHARP 的ARM9 CPU LH7A404 处理器(200MHz)
核心电源的电压为1.8V
CPU的主要特性:
* ARM922T* Core：
– 32-bit ARM9TDMI* RISC Core (200 MHz)
– 16KB Cache: 8KB Instruction Cache and 8KB Data Cache
– MMU (Windows CE* Enabled)
* 80KB On-Chip Memory
* Vectored Interrupt Controller
* External Bus Interface：
– 100 MHz
– Asynchronous SRAM/ROM/Flash
– Synchronous DRAM/Flash
– PCMCIA
– ComPACtFlash
* Clock and Power Management：
– 32.768 kHz and 14.7456 MHz Oscillators
– Programmable PLL
* Low Power Modes (Typical)：
– Run (147 mA), Halt (41 mA), Standby (70 μA)
* Programmable LCD Controller：
– Up to 1,024 × 768 Resolution
– Supports STN, Color STN, AD-TFT, HR-TFT, TFT
– Up to 64 K-Colors and 15 Gray Shades
* 9 Channel, 10-bit A/D Converter：
– Touch Screen Controller
– Brownout Detector
* DMA (12 Channels)：
– External DMA Channels
– AC97
– MMC
– USB
* USB 2.0 Full Speed Host (two downstream ports)
* USB 2.0 Full Speed Device
* Synchronous Serial Port (SSP)：
– Motorola SPI*
– Texas Instruments SSI
– National MICROWIRE*
* On-board Boot ROM：
– Supports booting from NAND Flash, I2C, EEPROM, or XMODEM
* PS/2 Keyboard/Mouse Interface (KMI)
* Three Programmable Timers
* Three UARTs：
– Classic IrDA (115 kbit/s)
* Smart Card Interface (ISO7816)
* Four Pulse Width Modulators (PWMs)
* MultiMediaCard Interface with Secure Digital
(MMC 2.11/SD 1.0)
* AC97 CODec Interface
* Smart Battery Monitor Interface
* Real Time Clock (RTC)
* Up to 64 General Purpose I/O Channels
* Watchdog Timer
* JTAG Debug Interface and Boundary Scan
* Operating Voltage：
– 1.8 V Core
– 3.3 V Input/Output
* 5 V Tolerant Digit
公司联系方式
- 北京凯维通科技有限公司 [加为商友]
- 联系人李善旗(先生) 销售
- 地区广东-深圳市
- 地址深圳南山科技园
