文章目录
软硬件介绍
软件
基于Tina5.0 SDK。
板卡
韦东山的T113工业板:
屏幕
韦东山的7寸RGB电容触摸屏:
显示调试
修改内核设备树
打开内核设备树<SDK>/device/config/chips/t113/configs/evb1_auto/linux-5.4/board.dts
,找到lcd0节点:
/* board.dts */
...
...
&lcd0 {
lcd_used = <1>;
lcd_driver_name = "default_lcd";
lcd_backlight = <50>;
lcd_if = <0>;
lcd_x = <1024>;
lcd_y = <600>;
lcd_width = <150>;
lcd_height = <94>;
lcd_dclk_freq = <50>;
lcd_pwm_used = <1>;
lcd_pwm_ch = <7>;
lcd_pwm_freq = <50000>;
lcd_pwm_pol = <1>;
lcd_pwm_max_limit = <255>;
lcd_hbp = <160>;
lcd_ht = <