NT55510调试说明
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国显科技手机屏研发部
冯银 目录
1、COMMAD模式和VIDEO模式的切换-------------------(2)2:寄存器控制说明---------------------------------------------------(2) 3:ID识别码-----------------------------------------------------------(3) 4: RGB时序控制---------------------------------------------------(3)5:POWER设置相关-------------------------------------------------(3) 6:CE(色彩增强功能)-------------------------------------------------(5) 7:Gamma设置--------------------------------------------------------(5) 8:图片旋转操作-------------------------------------------------------(6) 9:OSC设置-----------------------------------------------------------(6) 10:液晶翻转模式----------------------------------------------------(9)
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1、 COMMAD模式和VIDEO模式的切换
N565=0,Video模式; N565=1, ommand模式
command模式 SSD2825_Gen_write_1A_1P(0xB1,0xFC); Video模式 SSD2825_Gen_write_1A_1P(0xB1,0xF8); 2、
(1) 寄存器分类:
系统功能寄存器:主要包含逻辑控制功能,如常见的0x11、0x29、0x36、0x35等 Command2寄存器:主要包含电压、Gamma、时序设定功能等
(2) Command寄存器使能方式:
寄存器控制说明
0xF0寄存器Page 0和Page 1的切换。
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具体为在写入初始化代码前做如下设置: Page 0:
SSD2825_Gen_write_1A_5P(0xF0,0x55,0xAA,0x52,0x08,0x00); Page 1:
SSD2825_Gen_write_1A_5P(0xF0,0x55,0xAA,0x52,0x08,0x01); (3) MIPI接口时,寄存器及其参数写入方式
例如:将在 Page 1中0xB6寄存器写入0x34,0x34,0x34,0x34, 参数步骤为:
SSD2825_Gen_write_1A_5P(0xF0,0x55,0xAA,0x52,0x08,0x01); SSD2825_Gen_write_1A_3P(0xB6,0x34,0x34,0x34);
3、ID识别码(Page 1)
4、RGB接口时时序控制(Page 0)
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5、POWER设置相关(Page 1)
AVDD,AVEE,VCL ,VRGH.VGL_REG等电压参数设置
VCOM 设置:(Page 1)
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6、 CE(色彩增强功能)(Page 0)
SSD2825_Gen_write_1A_5P(0xF0,0x55,0xAA,0x52,0x08,0x00); SSD2825_Gen_write_1A_1P(0xB4,0x10); SSD2825_Gen_write_1A_4P(0xFF,0xAA,0x55,0x25,0x01); SSD2825_Gen_write_1A_11P
(0xF9,0x0A,0x00,0x0F,0x23,0x37,0x4B,0x5F,0x73,0x87,0x9B,0xAF);
7、 Gamma设置(Page 1)
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