| 主题: BlueStreak 微控制器/片上系统 |
| 在线问答: |
| [问：amazon] |
LH7A400
和LH7A404相对SAMSUNG的S3C2410有什么优越性？国内供货渠道如何，小量购买方便吗？ |
| [答：Jun] |
I am not familiar with SamSung part, you can easily make a comparison
by downloading the specification located at www.sharpsma.comIt is
possible to get low quantity through Sharp Shang Hai and Bei Jing office.
Look for Lu Zeng Bin phone - (010)-64667543 |
[2003-12-23 10:33:54] |
| [问：mysky163] |
请问BlueStreak
微控制器/片上系统主要应用于那些方面？和别的同类产品相比有那些优点？ |
| [答：Jun] |
It is used in Industry, MultiMedia, Medical... area, Low cost, low
power, 32 bit/ 16 bit ARM core. It has LCD controller and many other
peripherals inside. |
[2003-12-23 10:35:15] |
| [问：Philips] |
经提交的问题： 2003-12-17 21:28:41 [ Unanswered
] 请问BlueStreak 微控制器上的可编程资源有哪些？主要用于完成哪方面的功能？ 我想知道更详细的 |
| [答：Jun] |
It"s addressing is 4G linear, with internal 32K SRAM, can interface
with SDRAM, Flash, RAM... Many peripherails including LCD controller.
Please visit www.sharpmcu.com to get detail |
[2003-12-23 10:36:26] |
| [问：guoqi.liu] |
BlueStreak微控制器/片上系统相对于其他控制芯片的主要特点是什么？ |
| [答：Jun] |
ARM7 and ARM9 core. 32/16 bit bus, 4G linear addressing. With LCD
controller and many peripherals. Good to be used in industry, medical and
multimedia area. |
[2003-12-23 10:37:36] |
| [问：whx] |
请问sharp微处理器支持的LCD控制器的最高分辨率是多大?是否有USB接口?多谢! |
| [答：Jun] |
ARM7 can go up to 800x600 64K color. ARM9 can go up to 1024x768, 64K
color. One upcoming part LH79524 has the USB port. Please visit
www.sharpmcu.com |
[2003-12-23 10:38:44] |
| [问：lijinyi] |
目前已经移植成功了哪些操作系统? |
| [答：Jun] |
On ARM9, VxWorks, WinCE, Linux, Threadx On ARM7, uCOSII, Linux,
Threadx |
[2003-12-23 10:39:28] |
| [问：lijinyi] |
BlueStreak处理器用什么有效的开发和调试工具? |
| [答：Jun] |
It uses common ARM developing tool chain. They are mainly from ARM,
GreenHill, Ashling, Laudbauch. Also, please can use GNU tool, visit
www.sharpsma.com |
[2003-12-23 10:40:40] |
| [问：Philips] |
请问BlueStreak
微控制器上的可编程资源有哪些？主要用于完成哪方面的功能？ |
| [答：Jun] |
There are many peripherals like LCD controller, UART, SPI, USB,
PCMCIA, USB... visit www.sharpmcu.com to get the spec. or marketing
material. |
[2003-12-23 10:41:32] |
| [问：lijinyi] |
使用ARM和DSP双CPU结构是否方便? |
| [答：Jun] |
Not sure. |
[2003-12-23 10:42:03] |
| [问：willam_gann1] |
这是一个32位的CPU吗？它有开发平台可以提供吗？ |
| [答：Jun] |
It is 32bit CPU. It is a microcontroller, you can use ICE (JTAG
interface) to do development. Also, Linux and WinCE can run on it, you can
do remote debugging. |
[2003-12-23 10:43:12] |
| [问：gqchao] |
有什么配套的开发软件? |
| [答：Jun] |
There are mainly 3 types of compiler on ARM. One is ARM, one is
GreenHill, one is GNU. You can make project using these tools. The you
need a ICE (JTAG interface ) to download the binary to the target
memory. |
[2003-12-23 10:44:35] |
| [问：willam_gann1] |
请介绍一下它的成功应用。 |
| [答：Jun] |
It has been used in many places - Toys, PDA, industry, medical... Most
of those applications have LCD. |
[2003-12-23 10:45:18] |
| [问：willam_gann1] |
如果它有开发平台，请提供它的详细介绍及使用方法。 |
| [答：Jun] |
Please visit www.sharpmcu.com, it is difficult to go into detail
online. |
[2003-12-23 10:45:50] |
| [问：willam_gann1] |
请用它与其它品牌类似芯片做个性能和价格比较，如与samsung,philips等类似微控制器比较。 |
| [答：Jun] |
ARM is talking 80% of all the MCU market. It is going to take more
market share. It is fast and low power and future of the MCU. Visit
www.sharpmcu.com for detail |
[2003-12-23 10:46:51] |
| [问：josephfu] |
彩色的控制器只能支持到4096色吗？ |
| [答：Jun] |
No. All the Sharp MCU can support up to 64K color |
[2003-12-23 10:47:14] |
| [问：jacksun] |
我想问下它是基于什么的操作系统！主要不是什么产品！它和windows
有什么本质的区别呀！它和电子计算机有什么区别呀！ |
| [答：Jun] |
Sorry. This is a microcontroller not software nor computer. |
[2003-12-23 10:47:55] |
| [问：shinexk] |
请问SHARP的ARM入门型号是什么？ |
| [答：Jun] |
LH75401. It is a 32/16 bit MCU with LCD controller inside. |
[2003-12-23 10:48:21] |
| [问：josephfu] |
请问您们的系列产品LH7A4XX,有考虑支持视频方面的功能吗？比如MPEG4. |
| [答：Jun] |
Not now. Next year, we will have this feature. |
[2003-12-23 10:48:49] |
| [问：lijplijp] |
BlueStreak 微控制器抗干扰能力如何？适用温度范围多大？ |
| [答：Jun] |
It is quite robust. Temperature range from -40 to +80 for industrial
part. |
[2003-12-23 10:49:38] |
| [问：shinexk] |
可以推荐和SAMSUNG S3C4510B对应的型号吗？ |
| [答：Jun] |
I am not familiar with SAMSUNG part. Please visit www.sharpmcu.com for
specification. |
[2003-12-23 10:50:07] |
| [问：lijplijp] |
BlueStreak微处理器都支持是么接口？ |
| [答：Jun] |
We have many parts, our ARM9 part supports USB, Ethernet,
PCMCIA... |
[2003-12-23 10:50:42] |
| [问：lflyingstar] |
您刚才介绍的优势有很多都是ARM本身的，请问SHARP和其它生产商比最大的优势在什么地方？ |
| [答：Jun] |
Low price. Full O.S. support. Better customer support. Better
integration on the part - peripherals - you can make comparison with other
company"s MCU by downloading the specification. |
[2003-12-23 10:52:07] |
| [问：lijplijp] |
BlueStreak微处理器的开发工具都有哪些，国内都设有哪些代理商？ |
| [答：Jun] |
There are three compiler. 1. ARM. 2. GreenHill. 3. GNU. There are many
ICE verdors - ARM, GreenHill, Ashling, Laudbauch...Please visit their
web page to find the distributor. |
[2003-12-23 10:53:22] |
| [问：shinexk] |
SHARP的ARM7可以支持uCLinux吗？开发工具如何获得？ |
| [答：Jun] |
Yes. You can visit www.sharpsma.com look for BlueStreak software
library. There you can find GNU tool and there are links to Linux porting
for our ARM7 part. |
[2003-12-23 10:55:13] |
| [问：zbchen69] |
你好？我是一位嵌入式系统得初学者，请问贵公司得ARM芯片与PHILIPS，三星公司的同类型芯片相比较，在哪些方面具有优势？或有什么特点？对操作系统得支持上有无什么不同？谢谢！ |
| [答：Jun] |
It is a big question. I am difficult to answer it |
