Typically,a variety of digital devices are built into the MCU.These digital devices in order to develop a variety of applications PC,various devices such as smart phones should be easily connected.But so far the inter...Typically,a variety of digital devices are built into the MCU.These digital devices in order to develop a variety of applications PC,various devices such as smart phones should be easily connected.But so far the interface of these devices has not been a unified approach. Development of various types of devices to easily shall be equipped with various interfaces such as UART,SPI,I2C. However,there follows a lot of hardware problems to greatly increasing the number of I/O ports.Universal I/O are four types based on the same port.Each port is controlled the software approach to operate UART,SPI, I2C,etc.展开更多
In this paper,we consider the 3-D Cauchy problem for the diffusion approximation model in radiation hydrodynamics.The existence and uniqueness of global solutions is proved in perturbation framework,for more general g...In this paper,we consider the 3-D Cauchy problem for the diffusion approximation model in radiation hydrodynamics.The existence and uniqueness of global solutions is proved in perturbation framework,for more general gases including ideal poly tropic gas.Moreover,the optimal time decay rates are obtained for higher-order spatial derivatives of density,velocity,temperature,and radiation field.展开更多
基金supported by the MKE(The Ministry of Knowledge Economy),Korea,under the ITRC(Information Technology Research Center)support program supervised by the NIPA(National IT Industry Promotion Agency)"(NIPA-2010-C1090-1021-0010)sponsored by "System IC 2010" project of Korea Ministry of Knowledge Economy
文摘Typically,a variety of digital devices are built into the MCU.These digital devices in order to develop a variety of applications PC,various devices such as smart phones should be easily connected.But so far the interface of these devices has not been a unified approach. Development of various types of devices to easily shall be equipped with various interfaces such as UART,SPI,I2C. However,there follows a lot of hardware problems to greatly increasing the number of I/O ports.Universal I/O are four types based on the same port.Each port is controlled the software approach to operate UART,SPI, I2C,etc.
基金Supported by Institute of Mathematics,State Academy of Sciences,Pyongyang,Democratic Peoples Republic of Korea。
文摘In this paper,we consider the 3-D Cauchy problem for the diffusion approximation model in radiation hydrodynamics.The existence and uniqueness of global solutions is proved in perturbation framework,for more general gases including ideal poly tropic gas.Moreover,the optimal time decay rates are obtained for higher-order spatial derivatives of density,velocity,temperature,and radiation field.
