firmware update to support display on ESP32-C6-LCD-1.47

display.h

@@ -0,0 +1,34 @@
+//#include <U8g2lib.h>
+#include <Arduino_GFX_Library.h>
+
+#define DEBUG_DISPLAY   0
+
+// pin definition
+#define TFT_CS         14
+#define TFT_DC         15
+#define TFT_IPS      true
+#define TFT_MISO       -1
+#define TFT_MOSI        6
+#define TFT_RST        21
+#define TFT_SCK         7
+#define TFT_BKL        22
+#define RGB_LED         8
+
+// display dimensions ESP32-C6-LCD1.47 is portrait by default
+#define TFT_HEIGHT    320
+#define TFT_WIDTH     172
+#define TFT_COL_OFFSET 34 // offset needed due to organization of ST7789 VRAM
+#define TFT_ROW_OFFSET  0 // offset needed due to organization of ST7789 VRAM
+
+// set display rotation (needs to be 0 for offsets to be applied properly!)
+#define TFT_ROTATION    0
+
+// backlight settings
+#define TFT_BKL_DUTY   50
+
+void display_setup();
+void display_help();
+void display_home();
+void display_key(byte hexKey[32]);
+void display_crypt_block(String str_to_print, uint16_t btn = 9);
+void display_decrypt_text(String str_to_print, uint16_t btn = 9);