... 1 button , 1st channel ,when pressed,the first channel by gradually bright to maximum, and the other two channels to be ... ;A02A02: 3 button, the 3rd channel when pressed,the third channel by gradually bright to maximum, and the other two channels to ... Instruction1 The power supply will. +-access "" "respectively the VCC GND "port.2 The 3 channel common anode access "VCC", the cathode respectively ...