When it comes to OTG features, it's important to note that many of the online 720P HD video volumes are now over 4GB, and my little white also supports EXFAT and NTFS disk formats, which can store playback of HD audio files larger than 4GB, and can also read and play NTFS-formatted USB drives via OTG There is no problem with moving large files over 4GB in the HDD.
"Interpretation: OTG function, this feature can not be directly connected to the USB flash drive or mobile hard disk through the computer, read or play inside the file, as the current market only high-end MP4 features"
Not much nonsense, why do you DIY it? Because an OTG line mall price to more than 15-25 of the price, the individual began to think is a simple USB cable, so decided to make a bar!
After getting through to know can not casually pick up! In order to people will have their own, through their own production and verification, here to send a production process!
Need two USB connector, a USB head of the female (by the U disk plug), a small head of the T-shape (plug M50), and then found on the Internet two pictures, you can see, the male side there are five contacts, the female head only four, because the male side there is an ID end for the host to determine the level, high normal USB Low is usbhost state, so we ground it, let it low level, is the usbhost state.
Hand-crafted OTG cables enable small white to implement OTG functionality