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TM1621 Datasheet(PDF) 6 Page - Shenzhen Titan Micro Electronics Co., Ltd. |
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TM1621 Datasheet(HTML) 6 Page - Shenzhen Titan Micro Electronics Co., Ltd. |
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6 / 17 page ![]() LCD 驱动器 TM1621 6 ©Titan Micro Electronics www.titanmec.com V1.4 应用图: 主控制器与TM1621组成显示系统,参见下图 注意: 1、VLCD的电压必须低于VDD电压; 2、VR电阻用于调节VLCD输出电压,当VDD=5V,VLCD=4V,VR=15KΩ+20% 3、R为外部上拉电阻,上拉到VDD,R=10KΩ+20% 4、C1、C2 为外部晶振电容,建议值如下: 晶振误差 电容值(C1、C2) +10ppm 0~10p 10~20ppm 10~20p 系统结构: 1、显示内存(RAM) 静态显示内存(RAM)以32x4位的格式储存所显示的数据。RAM的数据直接映象到LCD驱动器,可以用 READ、WRITE和READ-MODIFY-WRITE命令访问。 |
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