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Restore official Waveshare display register init sequence and LEDC backlight driver to fix blank display screen

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drjones
2026-07-04 02:57:45 -07:00
parent 632704318e
commit a1aef8d0ea
4 changed files with 114 additions and 203 deletions
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12
sound_picture_app/Display_ST7789.h
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@@ -6,12 +6,12 @@
#define SPIFreq 80000000
#define EXAMPLE_PIN_NUM_MISO -1
#define EXAMPLE_PIN_NUM_MOSI 39
#define EXAMPLE_PIN_NUM_SCLK 38
#define EXAMPLE_PIN_NUM_LCD_CS 21
#define EXAMPLE_PIN_NUM_LCD_DC 45
#define EXAMPLE_PIN_NUM_LCD_RST 40
#define EXAMPLE_PIN_NUM_BK_LIGHT 46
#define EXAMPLE_PIN_NUM_MOSI 45
#define EXAMPLE_PIN_NUM_SCLK 40
#define EXAMPLE_PIN_NUM_LCD_CS 42
#define EXAMPLE_PIN_NUM_LCD_DC 41
#define EXAMPLE_PIN_NUM_LCD_RST 39
#define EXAMPLE_PIN_NUM_BK_LIGHT 48
#define Frequency 1000 // PWM frequencyconst
#define Resolution 10