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lesson3-3
- 同时用两个定时器控制蜂鸣器发声, 定时器0控制频率,定时器1控制同个 频率持续的时间,间隔2s依次输出 1,10,50,100,200,400,800, 1k(hz)的方波? 设晶振频率为12MHz。 -At the same time control the buzzer sound with two timers, Timer 0 control the frequency, the timer 1 control the duration of frequencie
LoginInterceptor
- you should upload at least five source codes/documents, you can download more than 200 sourcecodes/documents after administrator checking the files you uploaded. Thank you!
fengmingqi
- 同时用两个定时器控制蜂鸣器发声, 定时器0控制频率,定时器1控制同个 频率持续的时间,间隔2s依次输出 1,10,50,100,200,400,800, 1k(hz)的方波? 设晶振频率为12MHz。-At the same time the buzzer sound with two timers, Timer 0 control the frequency of Timer 1 control with a frequency, duration, interval 2s
3_3
- 同时用两个定时器控制蜂鸣器发声, 定时器0控制频率,定时器1控制同个 频率持续的时间,间隔2s依次输出 1,10,50,100,200,400,800, 1k(hz)的方波。设晶振频率为12MHz。-At the same time the buzzer sound with two timers, Timer 0 control the frequency of Timer 1 control with a frequency, duration, interval 2s tu
InternetProtocolTelevision
- Basic aim of IPTV is to offer a complete package known as the triple play: voice, data, & video- that is, telephony, the internet & television. The single most amazing thing IPTV does is this: when the channel- surfer at home starts clicking away, th
plc
- Intersection traffic signal control system PLC, the paper design of PLC based control of traffic signal control system. The system is optional programmable logic controller is the German company Siemens S7-200, has a certain intelligence, that is, th
PowerView4_3_86_N2
- IT设备电源质量测试仪直流测试功能需求 目的及用途: 1、测试现有的交流电服务器是否能使用直流供电; 2、直流供电的电压范围; 3、直流供电后的功率; 技术指标及安全要求: 1、 测试仪直流输出电压范围:标称值240V,可调范围200~300 V。输出电压可设置。 2、 输出电流10A。 3、 稳压精度应优于±1 。直流输出端在0MHz~20MHz频带内的峰—峰值电压应不大于输出电压标称值的0.5 。 4、 输出正负极与地需隔离。 5、 在默认情况下
4-0521(SegAddDisplay)
- 同时用两个定时器控制蜂鸣器发声,定时器0控制频率, 定时器1控制同个频率持续的时间,间隔300ms依次输出 1,10,50,100,200,500,400,800,1k(hz)的方波。 //1000,100,20,10,5,2,2.5,1.25,1ms// 500,50,10,5,2.5,1,1.25,0.625,0.5ms- At the same time with two timer control buzzer, Timer 0 control frequency,
usat
- 实验器材: 战舰STM32F103开发板V3版本 实验目的: 学习串口的使用(接收与发送) 硬件资源: 1,DS0(连接在PB5) 2,串口1(波特率:115200,PA9/PA10连接在板载USB转串口芯片CH340上面) 实验现象: 本实验,STM32通过串口1和上位机对话,STM32在收到上位机发过来的字符串(以回车换 行结束)后, 原原本本的返回给上位机。下载后,DS0闪烁,提示程序在运行,同时每 隔一定时间
8092-A4_PC_Camera_H
- you should upload at least five source codes/documents, you can download more than 200 sourcecodes/documents after administrator checking the files you uploaded. Thank you!
