:backlight {/设备名,会和驱动匹配./compatible = "pwm-backlight";/使用哪个pwm channal, period
2022-11-07 17:18
= ; clock-names = "pclk_pwm"; status = "okay";};Backlight配置： backlight: backlight
2022-05-19 11:36
系统启动时LCD屏幕在内核加载过程中会变亮一下，然后再变暗。经过测试发现，内核在加载完pwm-backlight驱动后，LCD会变成白屏；加载LCD显示驱动后，LCD变成黑屏。这样在启动过程中会有屏幕闪烁的感觉。所以有没有方法在pwm-backlight驱动加载时
2022-01-10 07:24
#! /bin/bash echo -e \"\\033[36m-----------BACKLIGHT--------------\\033[0m\" echo -e
2024-12-09 09:57
#! /bin/bash echo -e \"\\033[36m-----------BACKLIGHT--------------\\033[0m\" echo -e
2024-12-10 17:02
/Grove_LCD_RGB_Backlight我们下载下来~解压到对应的library文件夹下~然后在我们的示例中打开~编译~上传~在扩展版接上I2C接口和显示屏相连接~可以看到红色背景的hello world
2016-07-19 15:23
backlight.sh：#! /bin/bash echo -e \"\\033[36m-----------BACKLIGHT--------------\\033[0m
2024-12-10 17:00
backlight.sh：#! /bin/bash echo -e \"\\033[36m-----------BACKLIGHT--------------\\033[0m
2024-12-11 16:50
;; status = "disabled";};backlight节点改为：backlight: backlight { compatible
2022-10-17 17:38
大家好，我在启动stm32mp157f-dk2时遇到了以下错误Starting Load/Save Screen …of backlight:5a000000.dsi.0...[FAILED
2022-12-13 06:43
