51 Research and Design, Electronic Engineers website - Embedded Systems, MCU, DSP, EDA, Test and Measurement, Components, Communications, Power, Microelectronics, Semiconductors

Sunday, November 30th, 2008 at 12:29 | No comments

Categories: SCM

Tags: LED, Micro controls, Zigbee

Short Content: This article main discussion based on micro controller's LED driver. It inspected has taken each kind of different topology which by the micro controller the system core could use. It also in detail discussed each kind of analysis situs balance, emphatically to theirs principal characteristic and limitation: Communication, voltage and current capacity, accent light technology, as well as shutter speed and so on. What is high luminance LED, what does it need to use to actuate? High luminance light ...

Sunday, November 30th, 2008 at 07:02 | No comments

Categories: SCM

Tags: ATmega128, radio frequency, Zigbee

Short Content: The wireless sensor network is the emerging research area, in the military, the environment, the health, the family, the commercial domain and so on many aspects has the huge latent application prospect. The wireless sensor node is composes network the elemental area, the wireless sensor network's rapidly expand, presented many challenges for the wireless sensor node's design and the management. Wireless sensor node The wireless sensor network is the collection data acquisition, processing and the correspondence function in a body ...

Monday, October 27th, 2008 at 04:57 | No comments

Categories: Communication Networks

Tags: 802.15.4, CC2420, IEEE, wireless network protocol, Zigbee

Short Content: Abstract: Zigbee is specially for the low gear rate sensor and the directed net design wireless network protocol. This article introduced based on IEEE 802.15.4 wireless network protocol Zigbee chief feature and the application domain, and acts according to its characteristic, has realized using the monolithic integrated circuit and Chipcon Corporation's CC2420 based on the Zigbee wireless network application. Key word: IEEE 802.15.4 wireless network protocol Zigbee CC2420     Zigbee is for the low gear rate directed net ...