电子发烧友

ML之预测：玩转2018世界杯—采用机器学习预测小组赛、十六比赛、四决赛、半决赛、决赛以及世界杯总冠军的各个队伍

2018-12-24 11:51

CV：2108足球世界杯—深度学习实现目标检测俄罗斯总统***对沙特王储摊的“友好摊手”瞬间—东道主俄罗斯5-0完胜沙特

2018-12-21 10:31

蓝桥杯单片机设计与开发_标准模板前言首先，这篇文章是笔者第一次在CSDN上写博文，较为生疏，读者若有任何意见，欢迎大家在评论区交流！笔者目前为一名大二学生，参加了2021年蓝桥杯单片机设计与开发组省

2021-11-09 07:40

一个给足球队排名次的方法 (毕业论文)[hide] [/hide]

2009-09-15 14:56

空心杯电机（coreless motor）属于直流、永磁、伺服微特电机。空心杯电机在结构上突破了传统电机的转子结构形式，采用的是无铁芯转子。空心杯电机具有十分突出的节能、控制和拖动特性。空心

2021-09-13 06:53

（未完成）一、使用空心杯电机，型号8520，1S版本，约5G每只。二、空心杯机架，型号QX90，约8.5g。三、使用55MM桨四、1S 600MA电池五、其它零件若干六、电路图自制...

2021-09-13 08:23

1、推动机器人产业开放发展，重点培育以顾村机器人产业园为核心的宝山基地和以康桥、金桥为核心的浦东基地；2、搭建机器人产业服务平台，发挥上海机器人行业协会、机器人产业联盟

2015-02-12 10:00

Cool Only On Line, Play Innovation~~产品5大优势：兼容树莓派开发方式，无缝开发衔接；支持HDMI2.1，7680*4320分辨率；一条命令部署rknn开发环境，高效便捷；支持TF卡、U盘、eMMC、移动硬盘启动；多系统：Ubuntu/Debian/安卓/Yocto等。可定制全国产COMPATIBLEWITH RASPBERRY PI 4BHDMI2.1, 7680*4320RESOLUTIONONECOMMAND AI DEVELOPMENTSTARTFROM TF/UDISK/EMMC/SATA3.0SUPPORTUbuntu/Debian/Android/Yocto...Cool-Pi 4 Model B采用瑞芯微旗舰芯片RK3588s作为主控，RK3588s是一款采用ARM架构的通用型SoC，集成了四核Cortex-A76和四核Cortex-A55，主频高达2.4GHz；采用G610 MP4图形处理器，集成独立的8K视频硬件编码器和硬件解码器。内部集成第三代NPU处理器，算力高达6Tops，可满足大多数人工智能模型的算力需求。Cool-Pi 4 Model B uses Rockchips's latest flagship SOC chip RK3588s.RK3588s is a general-purpose SoC based on Arm architecture, integratingquad Cortex-A76 and quad Cortex-A55.Frequency is as high as 2.4GHz. G610 MP4graphics processor is adopted, integrated independent 8K video hardwareencoder and hardware decoder. Internally integrated with the gen3 NPUprocessor, the computing power is up to 6Tops, which can meet the computing power requirementsof most artificial intelligence models.Cool-Pi 4 Model B采用一体版型，PCB采用8层盲埋孔工艺设计，采用micro-HDMI接口缩小板型面积，最高支持8K@60fps硬件解码和输出；采用mini-DP接口并最高支持4K@60fps硬件解码和输出，预留MIPI-CSI和MIPI-DSI接口，可直接用于各种智能产品开发，加快产品落地。Cool-Pi 4 Model B adopts integrated version, PCB adopts 8 layerprocess design, uses micro-HDMI interface to reduce the board area, andthe highest support by 8K@60fps. Adopt mini-DP interface and support by4K@60fps, MIPI-CSI and MIPI-DSI interfaces are reserved, which canbe directly used for the development of various intelligent products andaccelerate the product landing.接口对比（INTERFACES）接口设计与树莓派几乎完全兼容，采用DP输出，能够直接点亮eDP屏幕，更适合产品化落地。USB3.0可配置成SATA3.0接口方式，直接驱动硬盘启动或存储。<<<Cool-PI 4 Model BRaspberry Pi 4 Model B>>>EMMC****接口设计（EMMC DESIGN）EMMC专属易拆式设计，在产品应用端更能保证产品稳定可靠运行，eMMC专属烧录小板，能够让熟悉树莓派开发爱好者们采用同样的烧录方式，配合USB3.0读卡器，可支持高性能擦写，高达40MB/s。EMMC exclusive removable design can ensure the stable and reliableoperation of the product at the product application. The eMMC exclusive tabletcan easy used for updating firmware. With USB3.0 card reader, it can supporthigh-performance rewriting, up to 40MB/s.在运行内存方面，可选2GB/4GB/8GB/16GB/32GB的LPDDR4/4x，可以满足各类行业应用的需求。主频高达2.4GHz，GPU采用Mali-G610，可为游戏应用提供足够的性能支撑。即便是对硬件消耗较大的游戏，运行也十分流畅，而对于娱乐性的家庭游戏而言，更是绰绰有余。In terms of running memory, 2GB/4GB/8GB/16GB/32GB LPDDR4/4x can beselected to meet the needs of various industrial applications. Frequency up to2.4GHz, using Mali-G610, which can provide sufficient performance supportfor game applications. Even for games with large hardware consumption, theoperation is very smooth, and it is more thanenough for family games.功耗表现（POWER CONSUMPTION）功耗方面，在静态桌面表现优异，默认桌面功耗为2.7W，CPU温度可采用树莓派现成散热，主动式散热，CPU温度可维持在40~50摄氏度左右。In terms of power consumption, the static desktop has excellentperformance. The default desktop power consumption is 2.7W. The CPU temperaturecan use Raspberry PI heat dissipation. The CPU temperature can be maintained atabout 40~50 ℃.众所周知，树莓派主要以开源生态为名，市场定位让各行业的研发人员都能够有比较好的支持或解决方案，Cool-PI特意为各大电子发烧友考虑组建论坛，用于开发者的技术交流，欢迎大家踊跃参与，为营造产品落地做好更多的功能或性能验证。As we all know, Raspberry Pi is mainly named as anopen source ecosystem. Its market positioning enables R&D personnel in allindustries to have better support or solutions. Cool-PI specially considerssetting up a forum for all major electronic enthusiasts for technical exchangesamong developers. Welcome to participate actively to do more functional orperformance verification.开机画面演示Official forum: http://www.cool-pi.comE-mail: coolpi@cool-pi.com

2022-11-22 13:04

舵机分类：1）航模舵机航模用的舵机，也包括车模，船模等模型，舵机外壳不适用机器人。2）模拟舵机内部的信号处理器件是模拟芯片 ，控制方式 PWM信号，刷新频率低。3）机器人舵机机器人使用的舵机，一般厂家

2018-09-19 16:18