<![CDATA[请问 D1s 用 RGB HV 通过 GM7123芯片驱动电脑VGA显示，需要怎么配置呢？]]>

<![CDATA[请问 D1s 用 RGB HV 通过 GM7123芯片驱动电脑VGA显示，需要怎么配置呢？]]>

;lcd_hv_clk_phase 0:0 degree;1:90 degree;2:180 degree;3:270 degree
;lcd_hv_sync_polarity 0:vs low,hs low; 1:vs high,hslow; 2:vs low,hs high; 3:vs high,hs high

这样配置：
lcd_hv_clk_phase = 0 / 1 / 2 /3
lcd_hv_sync_polarity = 3

显示器均提示无信号！

]]>https://bbs.aw-ol.com/topic/472/请问-d1s-用-rgb-hv-通过-gm7123芯片-驱动电脑vga显示-需要怎么配置呢RSS for NodeSun, 19 Apr 2026 05:54:00 GMTTue, 12 Oct 2021 13:25:37 GMT60<![CDATA[Reply to 请问 D1s 用 RGB HV 通过 GM7123芯片驱动电脑VGA显示，需要怎么配置呢？ on Tue, 12 Oct 2021 13:33:46 GMT]]>

lcd_hv_sync_polarity 应该是配置 3:vs high,hs high

https://www.stepfpga.com/doc/vga显示模块

]]>https://bbs.aw-ol.com/post/2175https://bbs.aw-ol.com/post/2175Tue, 12 Oct 2021 13:33:46 GMT