PHPWIND
HELLOCQ
UID:4003
UID:76523
UID:23205
y型串口连接线black 2 - red 2black 3 - red 3black 4 - red 4 and blue 4black 5 - red 5 and blue 5black 7 - blue 3black 8 - blue 2black端为母头,连接ot2m的serial端口;red端和blue端为扩展出来的两个串口,均为公头。可同时连接gps和电脑。