Pin Signal
1 .Digital Out7/8+ 2 .Ground 3.Digital Out5/6- 4.Digital Out3/4+
5.Ground 6.Digital Out1/2- 7.Digital In7/8+ 8.Ground
9.Digital In5/6- 10.Digital In3/4+ 11.Ground 12.Digital In1/2-
13.Not Ued
14.Digital Out7/8- 15.Digital Out5/6+ 16.Ground 17.Digital Out3/4-
18.Digital Out1/2+ 19.Ground 20.Digital In7/8- 21.Digital In5/6+
22.Ground 23.Digital In3/4- 24.Digital In1/2+ 25.Ground