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工程师在用Keil开发程序时,在代码性能要求较高的场合,需要对代码段的执行时间作统计。比如在做LED显示屏软件扫描程序,或一些定时采集数据程序,如果在软件仿真的...
工程师在用Keil开发程序时,在代码性能要求较高的场合,需要对代码段的执行时间作统计。比如在做LED显示屏软件扫描程序,或一些定时采集数据程序,如果在软件仿真的时候就能够清晰知道代码段的运行时间,那就可以对程序进行优化,或者插入汇编代码(asm)达到最高运行速度。
关键字:Keil DLL C语言 ASM 汇编-engineers in the development process with Keil, the code performance requirements higher occasions, need to block the execution time statistics. For example, in the software do LED scanning procedures, or some regular data collection procedures, If the software simulation time can understand clearly code of the running time, it can process optimization, or insert code compilation (asm2) to achieve maximum speed. Keywords : Keil DLL C language compilation ASM
- 2022-09-10 18:40:02下载
- 积分:1
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电力变电站RTU监控软件(80C196NT单片机) 遥控,遥信,遥调,遥测,谐波分析等,FFT算法等,LCD显示...
电力变电站RTU监控软件(80C196NT单片机) 遥控,遥信,遥调,遥测,谐波分析等,FFT算法等,LCD显示-electricity substation monitoring software (80C196NT SCM) remote control, remote, distance transfer, telemetry, harmonic analysis, the FFT algorithm, LCD Display
- 2023-03-30 11:00:03下载
- 积分:1
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resolution of the AD converter reference voltage =/(total element 1) When the AD...
AD转换的分辨率=参考电压/(总元素-1) 当AD为8位,总元素=256(ff)取参考电压=Vdd=5V时 分辨率=5/(256-1)= 0.019607843-resolution of the AD converter reference voltage =/(total element 1) When the AD for eight, with a total element = 256 (ff) the reference voltage Vdd = = = 5V resolution 5/(256-1) = 0.019607843
- 2022-04-08 03:15:09下载
- 积分:1
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This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C langu...
此程序为AD9850(DDS)直接数字频率合成器C语言源码。用125M的有源晶振,频率无失真输出可达到40M。该程序包括FYD12864LCD显示程序加4X4矩阵键盘扫描,可步进1M,1K,和任意频率输入。及相位设置。-This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C language source code. With 125M active crystal, the frequency output can be achieved without distortion 40M. The process includes the display program FYD12864LCD plus 4X4 matrix keyboard scanning, may be stepping 1M, 1K, and arbitrary frequency input. And phase settings.
- 2022-01-25 16:12:13下载
- 积分:1
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基于at89c51snd1cMP3源程序
基于at89c51snd1cMP3源程序-Based on at89c51snd1cMP3 source
- 2022-03-21 03:12:40下载
- 积分:1
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单片机控制液晶显示汉字的程序
单片机控制液晶显示汉字的程序-SCM Chinese character LCD control procedures
- 2023-01-12 00:20:04下载
- 积分:1
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c8051f020键盘和显示器源码,用hd7129来驱动
c8051f020键盘和显示器源码,用hd7129来驱动-C8051f020 keyboard and display the source code used to drive hd7129
- 2022-03-20 10:19:34下载
- 积分:1
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矿工定位系统,包括单片机原理图,PCB,KEILC51原代码,带瓦斯检测功能,成熟产品正在使用中...
矿工定位系统,包括单片机原理图,PCB,KEILC51原代码,带瓦斯检测功能,成熟产品正在使用中-Miners positioning systems, including single-chip schematic, PCB, KEILC51 the original code, with gas detection, mature product is in use
- 2023-01-08 18:50:04下载
- 积分:1
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1256 high
1256高频头遥控接收版本,利用红外头,普通的遥控器来接收改写频率,可以直接写需要解调的频率,外围电路十分简单,可以参考1256高频头资料,红外头只要和单片机连接上就行。-1256 high-frequency version of the first remote control receiver, using IR head, an ordinary remote control adapted to receive frequency, you can directly write the need for demodulation of frequency, the external circuit is very simple, you can refer to the first information on 1256 high-frequency, infrared, and as long as the first single-chip microcomputer connected on line.
- 2023-04-18 17:25:02下载
- 积分:1
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T89c51cc01 CAN communication subroutine, C code, the compiler running under Keil
T89c51cc01的CAN通信子程序,C代码,可在keil 下编译运行-T89c51cc01 CAN communication subroutine, C code, the compiler running under Keil
- 2023-05-05 06:00:03下载
- 积分:1