sphygmomanometer--MSP430F449

说明：  51单片机学习资料 非常好 非超好 51单片机学习资料(1 single-chip learning materials very good non-super good 51 single-chip learning materials)

本文详细介绍了基于正负序分离的PLL锁相环控制理论。(Synchronous Reference Frame PLL for Power Converters Control)

读取ssdt函数当前地址，详见源码中、。。。。(Ssdt function reads the current address, see the source code. . . .)

基于PCF8591的51单片机温度监测系统，串行AD转换，程序已验证可行，显示准确，含proteus仿真文件(Based on PCF8591 51 single chip temperature monitoring system, serial AD conversion, the program has been verified feasible, accurate display, including proteus simulation file.)

说明：  设计一个正弦信号发生器，使用凌阳公司的16位单片机SPCE061A作为中央控制器，结合DDS芯片AD9850，产生0～15MHz频率可调的正弦信号,正弦信号频率设定值可断电保存；使用宽频放大技术，在50Ω负载电阻上使1K～10MHz范围内的正弦信号输出电压幅度VP-P=6V±1V；产生载波频率可设定的FM和AM信号；调制信号为1KHz的正弦波，调制信号的产生采用DDS技术，由CPLD和Flash ROM加上DAC进行直接数字合成；二进制基带序列码由CPLD产生，在100KHz固定载波频率下进行数字键控，产生ASK，PSK信号。(Design of a sinusoidal signal generator, the use of Sunplus 16-bit MCU SPCE061A as the central controller, combined with DDS chip AD9850, have adjustable frequencies 0 ~ 15MHz sinusoidal signal, sinusoidal signal frequency settings can be stored power using broadband amplification, in a 50Ω load resistor to 1K ~ 10MHz sinusoidal signal within the output voltage amplitude VP-P = 6V ± 1V generating the carrier frequency of the FM and AM can be set signal 1KHz sine wave modulation signal, modulated signal generation using DDS technology, coupled by the CPLD and Flash ROM DAC for direct digital synthesis binary baseband sequence code generated by the CPLD in a fixed carrier frequency 100KHz digital keying, resulting in ASK, PSK signals.)

说明：  主要是说明can总线协议使用fpga的ip核实现，供使用can总线的人使用(Mainly states can use the FPGA bus protocol of the ip nuclear realized, for people who use the bus can use)

AT24C16在AT89S52单片机上的读写程序(In the AT24C16 microcontroller AT89S52 read and write programs on the)

基于DsPic30F4011的高精度位置伺服控制系统，控制直流电机跟踪给定位置变化(DsPic30F4011-based high-precision position servo control system to control the DC motor to track changes in a given position)

说明：  适用51单片机的程序，可以进行气压测量进行自动控制继电器(51 MCU application procedures, pressure measurements can control relays)

STM32 外部中断程序，用于学习用中断来控制按键(STM32 External Interrupt program)