Problem with ADAFRUIT TFT 50PIN TO 40PIN adapter

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andresvitke
 
Posts: 3
Joined: Wed Jan 31, 2018 1:36 pm

Problem with ADAFRUIT TFT 50PIN TO 40PIN adapter

Post by andresvitke »

I bought ADAFRUIT TFT 50PIN TO 40PIN + AR1100 TOUCHSCREEN ADAPTER to use a 40 pin display (http://www.buydisplay.com/default/tft-4 ... ps-480x272) in a linux board that use 50pin tft (http://www.buydisplay.com/default/7-inc ... -panel-rgb )
I change script.bin to

Code: Select all

[lcd0_para]
lcd_used                = 1

lcd_x                   = 480
lcd_y                   = 272
lcd_width           	= 0
lcd_height          	= 0
lcd_dclk_freq           = 9
lcd_pwm_not_used        = 0
lcd_pwm_ch              = 0
lcd_pwm_freq            = 10000
lcd_pwm_pol             = 0
lcd_if                  = 0
lcd_hbp                 = 43
lcd_ht                  = 531
lcd_vbp                 = 12
lcd_vt                  = 584
lcd_vspw                = 4
lcd_hspw                = 4
lcd_hv_if               = 0
lcd_hv_smode            = 0
lcd_hv_s888_if          = 0
lcd_hv_syuv_if          = 0
lcd_lvds_ch             = 0
lcd_lvds_mode           = 0
lcd_lvds_bitwidth       = 0
lcd_lvds_io_cross       = 0
lcd_cpu_if              = 0
lcd_frm                 = 0
lcd_io_cfg0             = 0x10000000
lcd_gamma_correction_en = 0
lcd_gamma_tbl_0         = 0x00000000
lcd_gamma_tbl_1         = 0x00010101
lcd_gamma_tbl_255       = 0x00ffffff
The display syncs ok but the colors display wrong:
Display Cubie.jpeg
Display Cubie.jpeg (296.56 KiB) Viewed 245 times
How can i configure the board to use the adapter?
Thanks

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adafruit_support_carter
 
Posts: 29168
Joined: Tue Nov 29, 2016 2:45 pm

Re: Problem with ADAFRUIT TFT 50PIN TO 40PIN adapter

Post by adafruit_support_carter »

Sorry, not sure we know. We consider this product for advanced users only. It is a general purpose adapter and you'll need to determine the proper settings for your specific hardware.

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