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价格0.1x,轻松通过PD认证,天德钰JD6610X系列解析
前言深圳天德钰深耕快充协议芯片领域多年,拥有USB-IF/Qaulcomm认证协议芯片新产品,其中JD6610x系列为硬件架构产品,能提供最符合需求的智能快充方案,广泛应用于旅充、移动电源、排插、墙充,受到国内外各大品牌青睐采用。快充芯片产品可支持多 ...
2 天
串口、COM口、UART口, TTL、RS-232、RS-485有啥区别
嵌入式里面说的串口,一般是指UART口,但是我们经常搞不清楚它和COM口的区别, 以及RS232, TTL等关系, 实际上UART,COM指的物理接口形式 (硬件), 而TTL、RS-232是指的电平标准 (电信号).
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