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https://www.eeworm.com/dl/534/268809.html 其他

The first task at hand is to set up the endpoints appropriately for this example. The following code

The first task at hand is to set up the endpoints appropriately for this example. The following code switches the CPU clock speed to 48 MHz (since at power-on default it is 12 MHz), and sets up EP2 as a Bulk OUT endpoint, 4x buffered of size 512, and EP6 as a Bulk IN endpoint, al ...
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https://www.eeworm.com/dl/647/373089.html 嵌入式/单片机编程

本模拟I2C软件包包含了I2C操作的底层子程序

本模拟I2C软件包包含了I2C操作的底层子程序，使用前要定义 好SCL和SDA。在标准8051模式(12 Clock)下,对主频要求是不高于12MHz(即1个 机器周期1us) 若Fosc>12MHz则要增加相应的NOP指令数。(总线时序符合I2C标 准模式,100Kbit/S)。 ...
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https://www.eeworm.com/dl/663/457415.html VHDL/FPGA/Verilog

In communication systems channel poses an important role. channels can convolve many different kind

In communication systems channel poses an important role. channels can convolve many different kind of distortions to our information. In perticular wireless channels multipath distortion is sevear. and more sevear is such distortion is random. To handle this, multipath affected ...
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https://www.eeworm.com/dl/502/30683.html 单片机编程

CAT25128－128Kb的SPI串行CMOS EEPRO

The CAT25128 is a 128−Kb Serial CMOS EEPROM device internally organized as 16Kx8 bits. This features a 64−byte page write buffer and supports the Serial Peripheral Interface (SPI) protocol. The device is enabled through a Chip Select (CS) input. In addition, the requi ...
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https://www.eeworm.com/dl/648/227058.html 单片机开发

日历时钟DS12887控制实验 实验步骤 （1）连CZ1→CZ7

日历时钟DS12887控制实验 实验步骤 （1）连CZ1→CZ7，/IRQ(MC3)→P3.2。 （2）运行程序CLOCK.ASM，主机提示"SE——"等待键输入，①如按F0/EX，则读取显示当前已设置的日历钟。②如按数字键、再按SCAL键，则重新设置日历，例如设置日历为2002年02月22日，只需输入02 02 22即可，20为固定设置，不需输 ...
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https://www.eeworm.com/dl/502/31379.html 单片机编程

介绍C16x系列微控制器的输入信号升降时序图及特性

All inputs of the C16x family have Schmitt-Trigger input characteristics. These Schmitt-Triggers are intended to always provide proper internal low and high levels, even if anundefined voltage level (between TTL-VIL and TTL-VIH) is externally applied to the pin.The hysteresis of ...
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https://www.eeworm.com/dl/502/29304.html 单片机编程

基于AVR单片机Mega16的电子时钟设计

Mega16是一款采用先进RISC精简指令，内置A/D的8位单片机，可支持低电压联机 Flash和EEPROM 写入功能；同时还支持 Basic和C 等高级语言编程。用它设计电子时钟不仅成本低，硬件简单，而且很容易实现系统移植。介绍了如何利用AVR系列单片机Mega16及1602字符液晶来设计电子时钟的方法，同时给出了相应的电 ...
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https://www.eeworm.com/dl/894444.html 技术资料

基于IAR的CC2530关于Flash的读写程序

# include <iocc2530.h># include <string.h># define uintunsigned int# define uchar unsigned char# define uint8 unsigned char# define uint16unsigned int# ifndef BV# define Bv(n)(1 << (n))fendif# define st (x)do (x} while (LINE==-1)/* SPI settings*/# define HAL SPI CLOCK POL LO0x00f ...
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https://www.eeworm.com/dl/502/30569.html 单片机编程

PCA9534—带中断的低功耗8位I2C和SMBus IO口

The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The improvements include higher drive capability, ...
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https://www.eeworm.com/dl/502/30982.html 单片机编程

PCA9534 8bit I2C bus and SMBus low power IO port with interru

The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The improvements include higher drive capabil ...
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