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CardTool-
ACR38智能读卡器测试用:芯片IC卡等(ACR38 Smart Card Reader test: IC card, etc.)
- 2020-12-04 08:49:25下载
- 积分:1
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ADPCM-Example
C++源码实现WAV文件的ADPCM编码和解码(C++ source to achieve a WAV file ADPCM encoding and decoding)
- 2016-06-03 15:22:48下载
- 积分:1
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VoiceInterpretationSystem
说明: 系统工作电源AC220V
根据室内光线调节遥控灵敏度。
主控室电脑负责接收由控制终端传来的遥控信号播放相应多媒体影音文件;
通过主控电脑也可直接点播各展品文件,同时控制打开对应的展品照明;
遥控终端接收激光棒控制信号,控制开灯照明正在解说的展品,并通过通信总线通知主机播放相应文件;
通信中继器负责全部终端与主机间的双向信号传递;
扩展功能:设计上位机播放操作软件,控制照明灯亮度。
(无)
- 2010-04-03 20:24:07下载
- 积分:1
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ADCRecord
使用STM32F4+usb3300实现虚拟示波器,支持使用外部ADC模式,也就是使用AD9280芯片,最大采样率可达30MSPS.(STM32F4+usb3300 implementation of the virtual oscilloscope, support the use of external ADC mode, that is, the use of AD9280 chip, the maximum sampling rate of up to 30MSPS
)
- 2016-07-04 17:49:34下载
- 积分:1
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SI4463
SILABS新推出SI4463完整DEMO板原理图、PCB图、DEMO程序下载。传输距离1000~2000米
SILABS新推出EZradioPRO系列RFIC:SI4432,适合长远距离的无线数据传输应用.其发射功率+20dbm,接收灵敏度-116dbm,通讯距离2000米
SI4463特点
频率范围= 119–1050 MHz
接收灵敏度 = –126 dBm
调频模式
(G)FSK and 4(G)FSK
OOK and ASK
最大输出功率
+20 dBm (Si4464/63)
+16 dBm (Si4461)
+13 dBm (Si4460)
PA支持 +27 dBm
低功耗
10/13 mA RX
19 mA TX at +10 dBm (Si4460)
待机模式
30 nA shutdown, 50 nA standby
波特率= 0.123 kbps to 1Mbps
快速唤醒转换时间
支持电压= 1.8 to 3.6 V
Excellent selectivity performance
60 dB adjacent channel
> 73 dB blocking at 1 MHz
天线多样性和T / R开关控制
高度可配置的包处理程序
TX and RX 64 byte FIFOs
自动频选(AFC)
自动增益控制 (AGC)
低成本
Low Battery Detector
温度传感器
20-pin QFN 封装
IEEE 802.15.4g compliant
FCC Part 90 Mask D
(SILABS new EZradioPRO series RFICs: SI4432, suitable for long-term distance wireless data transmission applications. Emission power+20dbm, receiver sensitivity-116dbm 2000 meters communication distance the SI4463 characteristics of the frequency range = 119-1050 MHz Receiving Sensitivity =-126 dBm FM mode ( G) FSK and 4 (G) FSK OOK and ASK the maximum output power+20 dBm (Si4464/63)+16 dBm, (Si4461)+13 dBm, (Si4460) PA to support+27 dBm low-power 10/13 mA RX 19 mA TX at+10 dBm (Si4460) 30 nA of the shutdown of the standby mode, 50 nA, the standby baud rate = 0.123 kbps to 1Mbps fast wake-up voltage conversion time support = 1.8 to 3.6 V Excellent selectivity Performance 60 dB adjacent channel> 73 dB, the blocking at 1 MHz antenna diversity and T/R switch control highly configurable packet handler TX and RX 64 byte FIFOs automatic frequency-selective (AFC) Automatic Gain Control (AGC) low-cost Low Battery Detector temperature sensor 20-pin QFN package IEEE 802.15.4g compliant FCC Par)
- 2012-06-29 16:47:03下载
- 积分:1
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OK-NRF24L01
24L01无线模块的驱动程序。包含发射与接收的程序。(24L01 wireless driver module. Contains the transmitting and receiving program.)
- 2012-08-23 14:08:22下载
- 积分:1
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CD4051
说明: 这是关于8路模拟开关CD4051芯片的代码,代码很简单,经过测试,完全可以在程序中使用,(this is about the analog chip CD4051,the code is very easy,so you can use it in you program.)
- 2009-08-17 23:19:26下载
- 积分:1
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MazeofCarver1
智能巡检黑线小车的上位机程序源码。stm32开发板用的。(Intelligent patrol car black line the upper computer program source. stm32 development board.)
- 2012-12-17 11:30:18下载
- 积分:1
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danjianfuyong
说明: 单片机一个按键三个功能:长按、短按、双击。 原创单键复用程序 绝对好用(SCM original program is absolutely easy to use with one-button re-)
- 2010-03-28 17:59:03下载
- 积分:1
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Credit
一个模拟借贷系统,可以模拟借贷情况,有助于理解c语言.
(An analog lending system that can simulate financing conditions, help to understand the c language.)
- 2015-06-27 22:22:26下载
- 积分:1