【VR9项目】天马屏配置流程(一):sys_config.fex

一.  sys_config.fex

[lcd0]
lcd_used                 = 1                         //使能Enable配置
lcd_driver_name     = "lq101r1sx03"    //设置name,此处要与源文件中的name保持一致

lcd_backlight       = 50
lcd_if                    = 4          //0代表 HV RGB接口,1代表 CPU/80接口,3代表LVDS接口,4代表MIPI DSI接口
lcd_x                    = 1440    //H-active参数
lcd_y                    = 2560    //V-active参数
lcd_width             = 68        //实际物理尺寸
lcd_height            = 121      //实际物理尺寸
lcd_dclk_freq       = 289      // = lcd_ht * lcd_vt * Hz / 1000 000  (MHz)

lcd_pwm_used        = 0     //关闭软件插黑,使用屏自带插黑
lcd_pwm_ch          = 0 
lcd_pwm_freq        = 50000
lcd_pwm_pol         = 1
lcd_pwm_max_limit   = 255
//填入天马屏参数 
lcd_hbp             = 60       //H Back Porch
lcd_ht              = 1600     //H  total
lcd_hspw            = 20      //H sync pulse Width
lcd_vbp             = 12        //V Back Porch
lcd_vt              = 2584      //V total
lcd_vspw            = 2         //V sycn pulse Width

lcd_dsi_if          = 0          //0 ,1 Video Mode      2 Burst Mode
lcd_dsi_lane        = 4       //4条lane
lcd_dsi_format      = 0      //RGB888格式
lcd_dsi_te          = 0         //是否具有TE引脚
lcd_dsi_eotp          = 0     //是否传输包尾  (End of Transimit Packet) 

lcd_frm             = 0    //Lcd Frame Rate Modulator 0:RGB888  -> RGB888direct 1:RGB888 -> RGB666 direct 2: RGB888 -> RGB565 direct 弥补色深效果
lcd_io_phase        = 0x0000
lcd_hv_clk_phase    = 0
lcd_hv_sync_polarity= 0
lcd_gamma_en        = 0
lcd_bright_curve_en = 0
lcd_cmap_en         = 0

lcdgamma4iep        = 22

lcd_dsi_port_num    = 1
lcd_tcon_mode       = 4
lcd_slave_stop_pos  = 0
lcd_sync_pixel_num  = 0
lcd_sync_line_num   = 0

lcd_bl_en           = port:PH10<1><0><default><1>    //第一个尖括号1为输出,第二个尖括号内置电阻,0为高阻态,1为内部上拉,2为内部下拉。default也为电阻上拉。第三个尖括号驱动能力,default是等级1,第四个尖括号,默认输出电平。
lcd_power          = "vcc-dsi"
lcd_power1           = "vcc18-lcd"
lcd_power2          = "vcc33-lcd"


lcd_gpio_0          = port:PH8<1><0><default><1>     //LCD RST
lcd_gpio_1          = port:PH11<1><0><default><1>   //ENP
lcd_gpio_2          = port:PH12<1><0><default><1>   //ENN
lcd_gpio_3          = port:PB4<1><0><default><0>     //DIMMING1
lcd_gpio_4          = port:PB5<1><0><default><0>     //DIMMING2
lcd_gpio_5          = port:PB6<1><0><default><0>     //DIMMING3
lcd_io_regulator1   = "vcc-ph"

    

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[twi2]
twi2_used        = 1
twi2_scl         = port:PE16<3><default><default><default>
twi2_sda         = port:PE17<3><default><default><default>

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转载自blog.csdn.net/musicalspace/article/details/78771775