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本例载波频率为20KHz,或载波周期为50μs。DSP晶振10MHz,内部4倍频,时钟频率为40MHz,计数周期为25ns。假设调制波频率由外部输入(1~50H...
本例载波频率为20KHz,或载波周期为50μs。DSP晶振10MHz,内部4倍频,时钟频率为40MHz,计数周期为25ns。假设调制波频率由外部输入(1~50Hz),并转换成合适的格式(本例为Q4格式)。调制系数M为0~0.9。死区时间1.6μs。最小删除脉宽3μs。
主程序的工作是根据输入的调制波频率计算N、2N和M值。
-Example for the carrier frequency 20KHz, or carrier period is 50μs. DSP crystal 10MHz, internal 4 multiplier, the clock frequency of 40MHz, counting cycle 25ns. Assuming wave frequency modulation by external input (1 ~ 50Hz), and converted into an appropriate format (in this case for Q4 format). Modulation coefficient M is 0 ~ 0.9. Dead time 1.6μs. Delete the smallest pulse width 3μs. The work of the main program is based on input frequency modulation wave calculation of N, 2N and M values.
- 2023-08-22 04:35:03下载
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helios voice chip recording audio source. Sub automatic recording can be erased....
helios语音芯片的录音放音源程序。自动分段录音,可擦除。其音频数据存储采用SPI FLASH存储芯片-helios voice chip recording audio source. Sub automatic recording can be erased. Audio Data Storage their use SPI Flash Memory Chip
- 2022-03-21 08:47:50下载
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电子钟源码,修改版,带温度计,完整汇编程序下载。
电子钟源码,修改版,带温度计,完整汇编程序下载。-Electronics clock source, modified version with a thermometer, complete download assembler.
- 2022-03-01 04:28:35下载
- 积分:1
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基于DSP的变频调速
DSP2407 实现了变压变频,控制方法是SVPWM-VVVF based on dsp
- 2022-04-28 16:45:21下载
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Compilation of statistics to achieve a string of alphanumeric characters which h...
汇编实现统计一个串中 数字 字母 其他字符个有几个-Compilation of statistics to achieve a string of alphanumeric characters which have a number of other
- 2023-07-23 15:50:03下载
- 积分:1
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8251串行接口应用实验-接收端程序
串行通信接收程序source file
8251 8255 8253综合实验代码...
8251串行接口应用实验-接收端程序
串行通信接收程序source file
8251 8255 8253综合实验代码-8251 serial interface applied the experimental- the receiving end procedures to receive serial communication program source file 8251 8255 8253 Comprehensive Experiment code
- 2023-06-17 16:15:03下载
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能够进行从0到24小时的计时,并设置时、分、秒的时钟程序。...
能够进行从0到24小时的计时,并设置时、分、秒的时钟程序。-Can be carried out from 0 to 24 hours of time, and set the hours, minutes and seconds, clock program.
- 2022-02-11 15:30:04下载
- 积分:1
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8086下的求一个序列的波峰波谷值的程序。 可以任意输入序列,显示波峰波谷值和相对位置。
8086下的求一个序列的波峰波谷值的程序。 可以任意输入序列,显示波峰波谷值和相对位置。-under 8,086 for a sequence of the troughs trough values procedures. Can arbitrary input sequence, showing peaks and trough values relative position.
- 2022-08-08 22:45:08下载
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Count of thousands of factorial, for computers and programmers is a challenge to...
算十万的阶乘,对于计算机和程序员都是一个挑战,本源程序实现了求大数的阶乘,是用汇编写的,相对速度很快,算十万的阶乘在我赛扬2.4,内存256的神舟笔记本上,用了20多分钟.算出得数写在一个TXT文件下,十万的阶乘结果,用记事本打开,都要好一会儿.-Count of thousands of factorial, for computers and programmers is a challenge to realize the source of the order of the factorial of large numbers, is written in the compilation of a relatively quick, and counting of thousands of factorial in my 2.4 Celeron, memory 256 Shenzhou notebook, spent more than 20 minutes.得数calculated to write in a TXT file, the thousands of factorial results, use Notepad to open, should a good moment.
- 2022-08-03 07:00:28下载
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数字信号发生器可以用来解决数字信号,我说的不好,请大家自己...
数字信号发生器可以用来解决数字信号,我说的不好,请大家自己-Digital signal generator can be used to solve the digital signal, I say bad, please everyone their own
- 2022-07-20 07:38:18下载
- 积分:1