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我用单片机8952和电压比较器339做了一个简单的电容容量测量表,参数大
致如下:
电容测量范围为1pF...
我用单片机8952和电压比较器339做了一个简单的电容容量测量表,参数大
致如下:
电容测量范围为1pF-9999.99uF,最小分辨力为1pF。分为5个量程,可以自
动切换量程,也可手动切换。
另外,有简单的频率计功能,能测量0-60MHz的数字信号频率(TTL电平);
还可以产生几个单点频率的方波信号(比如1KHz)。
采用1602LCD作为显示器;4个按键控制;使用24C01保存当前设置值,不用
每次开机重新设置。可单5V供电,也可9V交流供电
-I used the single-chip 8952 and the voltage comparator 339 to do a simple capacitance measurement table, parameters are as follows: capacitance measurement range 1pF-9999.99uF, the minimum resolution for the 1pF. Divided into five ranges, you can automatically switch range can also be manually switched. In addition, a simple frequency meter function, capable of measuring 0-60MHz frequency digital signal (TTL level) can also lead to several single-point-frequency square-wave signal (for example, 1KHz). 1602LCD used as a monitor 4 button control use 24C01 to preserve the current settings, do not reset each boot. Can be a single 5V power supply, 9V AC power supply can also be
- 2023-08-10 15:10:03下载
- 积分:1
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- 2022-09-25 06:10:03下载
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LPC2214ARM single
LPC2214ARM单片机运行片外FLASH的引导层代码。可用普通串口下载代码。-LPC2214ARM single-chip-chip FLASH running the guide layer code. Common serial port can be used to download code.
- 2022-06-19 03:05:44下载
- 积分:1
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文件包含了开发motorola mc9s12uf32单片机一些源码。
1、USB device 实现
2、CF卡读取
3、SD卡读取
4...
文件包含了开发motorola mc9s12uf32单片机一些源码。
1、USB device 实现
2、CF卡读取
3、SD卡读取
4、ATA硬盘读取-document contains a microcontroller development motorola mc9s12uf32 some source. A USB device to achieve two, three CF card read, SD Card Reader 4, ATA disk read
- 2022-09-20 07:10:03下载
- 积分:1
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51读写U盘全套技术资料,原理图,KEIL C51原代码
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- 2023-07-05 10:05:18下载
- 积分:1
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任意波形电源逆变脉冲控制器,使用单片机做控制器,C语言编程...
任意波形电源逆变脉冲控制器,使用单片机做控制器,C语言编程-Arbitrary waveform pulse power inverter controller, make the use of single-chip controller, C language programming
- 2022-01-31 18:04:26下载
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三个键盘扫描程序,一个为C编写,另两为汇编,共同学习,一起进步!...
三个键盘扫描程序,一个为C编写,另两为汇编,共同学习,一起进步!-Three keyboard scanning procedures, the preparation of a C, and the other two for the compilation, together with progress!
- 2022-03-23 00:08:56下载
- 积分:1
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altera de1开发板 dma,pwm...实验源码
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- 2022-03-23 17:17:15下载
- 积分:1
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用两个89S52作的异步串行双工通信之发送程序
用两个89S52作的异步串行双工通信之发送程序-89S52 made with two duplex asynchronous serial communications sent procedures
- 2023-02-13 18:45:03下载
- 积分:1
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isd4004语音,我实验过,成功,欢迎下载!
isd4004语音,我实验过,成功,欢迎下载!-isd4004 voice, my experiments have been successful, welcome to download!
- 2022-10-19 08:25:03下载
- 积分:1