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Setup27_RPi_ST7796_ESP32.h (4528B)

      1 //                            USER DEFINED SETTINGS
      2 //   Set driver type, fonts to be loaded, pins used and SPI control method etc
      3 //
      4 //   See the User_Setup_Select.h file if you wish to be able to define multiple
      5 //   setups and then easily select which setup file is used by the compiler.
      6 //
      7 //   If this file is edited correctly then all the library example sketches should
      8 //   run without the need to make any more changes for a particular hardware setup!
      9 
     10 #define USER_SETUP_ID 27
     11 
     12 // ##################################################################################
     13 //
     14 // Section 0. Call up the right driver file and any options for it
     15 //
     16 // ##################################################################################
     17 
     18 // Display type -  only define if RPi display
     19 #define RPI_DISPLAY_TYPE
     20 
     21 // Only define one driver
     22 #define ST7796_DRIVER
     23 
     24 // ##################################################################################
     25 //
     26 // Section 1. Define the pins that are used to interface with the display here
     27 //
     28 // ##################################################################################
     29 
     30 // >>>>> EDIT THE PIN NUMBERS IN THE LINES FOLLOWING TO SUIT YOUR ESP32 SETUP   <<<<<
     31 
     32 // The ESP32 hardware SPI can be mapped to any pins, these are the recommended default
     33 
     34 #define TFT_MISO 19
     35 #define TFT_MOSI 23
     36 #define TFT_SCLK 18
     37 #define TFT_CS   15   // Chip select control pin
     38 #define TFT_DC    2   // Data Command control pin
     39 #define TFT_RST   4   // Reset pin (could connect to RST pin)
     40 //#define TFT_RST  -1 // Set TFT_RST to -1 if display RESET is connected to ESP32 board RST
     41 
     42 #define TOUCH_CS 22     // Chip select pin (T_CS) of touch screen
     43 
     44 // ##################################################################################
     45 //
     46 // Section 2. Not used for ESP32
     47 //
     48 // ##################################################################################
     49 
     50 
     51 // ##################################################################################
     52 //
     53 // Section 3. Define the fonts that are to be used here
     54 //
     55 // ##################################################################################
     56 
     57 // Comment out the #defines below with // to stop that font being loaded
     58 // The ESP8366 and ESP32 have plenty of memory so commenting out fonts is not
     59 // normally necessary. If all fonts are loaded the extra FLASH space required is
     60 // about 17Kbytes. To save FLASH space only enable the fonts you need!
     61 
     62 #define LOAD_GLCD   // Font 1. Original Adafruit 8 pixel font needs ~1820 bytes in FLASH
     63 #define LOAD_FONT2  // Font 2. Small 16 pixel high font, needs ~3534 bytes in FLASH, 96 characters
     64 #define LOAD_FONT4  // Font 4. Medium 26 pixel high font, needs ~5848 bytes in FLASH, 96 characters
     65 #define LOAD_FONT6  // Font 6. Large 48 pixel font, needs ~2666 bytes in FLASH, only characters 1234567890:-.apm
     66 #define LOAD_FONT7  // Font 7. 7 segment 48 pixel font, needs ~2438 bytes in FLASH, only characters 1234567890:.
     67 #define LOAD_FONT8  // Font 8. Large 75 pixel font needs ~3256 bytes in FLASH, only characters 1234567890:-.
     68 //#define LOAD_FONT8N // Font 8. Alternative to Font 8 above, slightly narrower, so 3 digits fit a 160 pixel TFT
     69 #define LOAD_GFXFF  // FreeFonts. Include access to the 48 Adafruit_GFX free fonts FF1 to FF48 and custom fonts
     70 
     71 // Comment out the #define below to stop the SPIFFS filing system and smooth font code being loaded
     72 // this will save ~20kbytes of FLASH
     73 #define SMOOTH_FONT
     74 
     75 // ##################################################################################
     76 //
     77 // Section 4. Not used
     78 //
     79 // ##################################################################################
     80 
     81 
     82 // ##################################################################################
     83 //
     84 // Section 5. Other options
     85 //
     86 // ##################################################################################
     87 
     88 // Define the SPI clock frequency, this affects the graphics rendering speed. Too
     89 // fast and the TFT driver will not keep up and display corruption appears.
     90 // With an RPi ST7796 MH4.0 display 80MHz is OK for ESP32, 40MHz maximum for ESP8266
     91 
     92 // #define SPI_FREQUENCY  20000000
     93 // #define SPI_FREQUENCY  40000000
     94    #define SPI_FREQUENCY  80000000
     95 
     96 // The ESP32 has 2 free SPI ports i.e. VSPI and HSPI, the VSPI is the default.
     97 // If the VSPI port is in use and pins are not accessible (e.g. TTGO T-Beam)
     98 // then uncomment the following line:
     99 //#define USE_HSPI_PORT
    100 
    101 // The XPT2046 requires a lower SPI clock rate of 2.5MHz so we define that here:
    102    #define SPI_TOUCH_FREQUENCY  2500000