Code for the Crystalfontz CFA240400E1-030TC and CFA240400E1-030TN.
These displays are 3.0in 240x400 TFTs.
Example Seeeduino (Arduino clone) software.
Kits for these products can be found here:
https://www.crystalfontz.com/product/CFA240400E1030TCKIT
https://www.crystalfontz.com/product/CFA240400E1030TNKIT
To toggle on or off different demonstrations, some defines in "CFA10097_defines.h" can be changed.
#define BMP_DEMO (0)
#define BMP_SCROLL (0)
#define SOUND_DEMO (0)
#define SOUND_VOICE (0)
#define SOUND_PLAY_TIMES (10)
#define LOGO_DEMO (1)
#define LOGO_PNG_0_ARGB2_1 (1)
#define BOUNCE_DEMO (1)
#define MARBLE_DEMO (0)
#define TOUCH_DEMO (0)BMP_DEMO - Toggled to 1 will look to the uSD card to pull the "SPLASH.RAW" file and display it
BMP_SCROLL - Toggled to 1 will look to the uSD card to pull the "CLOUDS.RAW" file and display it scrolling accross the screen
LOGO_DEMO - Toggled to 1 will display the Crystalfontz Logo from flash
BOUNCE_DEMO - Toggled to 1 will show a ball bouncing around the screen
MARBLE_DEMO - Toggled to 1 will look in the uSD card and pull "BLUEMARB.RAW" and demonstrate the earth rotating and bouncing around in screen in place of the ball
TOUCH_DEMO - Toggled to 1 will enable the touch screen (only compatible on touch versions of the display)\
For an in-depth guide to loading custom images on our EVE lineup of displays, please refer to our blog post available here.
To CFA10098 Adapter Board (See kits above)
| 10098 Pin | Seeeduino Pin | Connection Description |
|---|---|---|
| 1 (3v3) | 3v3 | +3.3V Power |
| 2 (GND) | GND | Ground |
| 3 (SCK) | D13 | Serial Clock |
| 4 (MOSI/D0) | D11 | MOSI/D0 |
| 5 (MISO/D1) | D12 | MISO/D1 |
| 6 (GPIO0/D2) | DNC | GPIO0/D2 |
| 7 (GPIO1/D3) | DNC | GPIO1/D2 |
| 8 (GND) | GND or DNC | Ground |
| 9 (CS) | D9 | Chip Select |
| 10 (INT) | D7 | Interupt |
| 11 (PD) | D8 | Chip Power Down |
| 12 (MODE/GPIO2) | DNC | MODE/GPIO2 |
| 13 (AUDIO) | DNC | Audio PWM |
| 14 (GND) | GND or DNC | Ground |
To Optional uSD Adapter Board
| microSD Pin | Seeeduino Pin | Connection Description |
|---|---|---|
| 1 (CS) | D10 | SD CS |
| 2 (DI) | D11 | SD MOSI |
| 3 (DO) | D12 | SD MISO |
| 4 (VDD) | 3v3 | +3.3V Power |
| 5 (SCLK) | D13 | SD SCLK |
| 6 (VSS) | GND | Ground |