用于数据连接，输出
notes：
1、haterials andfinishes
hou sing asn naterial pa66 ul94v-0 black
pin material phosphor bronie
finish contact area gold plating 30u（0.75um)oriu(0.05um)and solder tail tin platin gon top of nickel shell haterial spcc ni
2、electrical characteristics contact current rating 1.8a for all the other pins
dielectric withs thstanding vol tage ac 100v r.m.s
insulat ion resistance 100m min,at dc100v