详细说明
五功能:月、日、时、分、秒(5 functions:month、date、hour、minute and second);
直接驱动31/2位液晶(Directly drive a standard 3.5-dight multiplexed LCB);
32.768Hz晶振(Normal display and alternate display);
显示可切换(Normal display and alternate display);
1.5V供电(Single 1.5V battery operation);
设定小时或分钟时秒针点闪,有全显功能(上电启动)