Apple's high-speed multi-function I/O interface was released on September 12, 2012. Apple's San Francisco Grassland Conference Center Apple released a new Lightning Dock interface, which can be translated into "Lightning" interface in Chinese. The release of the new interface standard also means that Apple's nine-year 30-pin Dock interface will be officially replaced.
After the release of the Lightning interface, many fans are quite vocal about this. However, if you understand the cause and effect of the Lightning interface and the technical advantages, you may not think so.
This connector has an 8-pin pin and is a new Lightning interface that replaces the long-standing 30-pin connector, which is significantly smaller in size. And there is a huge change, that is, both positive and negative can be used.
That is to say, as early as Apple iPhone 5 began to use the Lightning data interface, support for forward and backward insertion, similar to the familiar USB-C interface for Android users. The USB type-c interface that supports the forward and reverse insertion of the Android phone basically started to appear in 2014 and became popular in 2015.
Lightning interface structure diagram
From the above picture, we can glimpse the secret of pros and cons.
PWR: power supply;
GND: ground line;
ID0/ID1: used to identify ID identification strobe signals such as front and back or accessory categories;
L0p/L0n/L1p/L1n: Signal line for data transmission.
Currently only 2 pins are used for data transfer, and the other 2 should be redundant. Different accessory devices are identified by a combination of two pins, ID0 and ID1, to strobe different data transmission lines.
Further reading: Lightning means _LightningAfter a thorough understanding of the Lightning interface, let's take a look at how Lightning reads, students who are not very good at English, to understand it briefly, and then don't say it later, it may be ugly.
Lightning is an English word with the following meanings in Chinese:
Adj. Lightning, fast;
Lightning, lightning;
Flash
[One sentence] One man died when he was struck by lightning. One person was strangled by lightning.
Lightning reading
Lightning English reading: [ˈlaɪtnɪŋ] (equivalent to Chinese reading: Lai Ning)
Lightning American reading: [ˈlaɪtnɪŋ] (equivalent to Chinese reading: Lai screw) reading is almost the same.
If you don't know how to read lightning, if you want standard pronunciation, you can check the English dictionary or Baidu search for "lightning", click on the small speaker to speak, you can listen to the reading method.
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