44b0x bootloader

51单片机模拟2272解码,采用中断方法，精确判断同步码。-51 2272 microcontroller simulation decoding method used interruption, accurate judgment synchronous code.

芯片为Atmel atmega128，从外部采集传感器数据，A/D转换后，在Nokia3310液晶屏显示。-Chip Atmel atmega128, sensor data collected from the outside, A/D conversion after the Nokia3310 LCD screen display.

新一代的数字温度芯片 精度高 速度快 适合温度的采集系统的开发--A new generation digital temperature chip, high precision and fast speed. It could be used for temperature collecting system.

计数器 同步异步预置数清零 verilog hdl 编写-Asynchrony preset counter reset the Verilog HDL few prepared

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电子纸模组S3011CF1的单片机驱动程序源代码，GPIO模拟I2C接口。S3011CF1是EINK公司推出的一款断码式电子纸显示屏，具有3个8段数字和GB与百分比图形。

USB接口芯片文件接口模块CH375EVT-USB interface chip document interface module CH375EVT

LPC922 I2c接口硬件主方式代码-LPC922 I2c main way hardware interface code

AVR mega16下的频率采集，高低频自动切换；所能测准的最高频率为70KHz-frequency sampling under AVR mega16,auto switching between high and low frequency the highest frequency which can be measured is 70KHz.

motor speed by pwm this depond on that the pwm has t on and t off and t ther is a duty cycle that = ton / t this vry the average voltage across the motor-motor speed by pwm this depond on that the pwm has t on and t off and t ther is a duty cycle that = ton/t this vry the average voltage across the motor