在cc2430上添加六个按键，两个普通按键，另四个按键时分压式按键，用A/D值判断某个具体的按键被按下。用六个灯表示按键按下的状态。-In cc2430 add six buttons, two ordinary keys, and the other four buttons midnight pressure buttons, with A/D value judgment on a specific button is pressed. With six light indicates t