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Crystalfontz CFAF240320A0-024Sx - 2.4in 240x320 TFT Display - Example Arduino Software

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CFAF240320A0-024Sx

This example Seeeduino (Arduino Uno clone) software cane be used with any of the displays in our CFAF240320A0-024Sx family. The family includes:

Crystalfontz CFAF240320A0-024SN.
This display is a 2.4in 240x320 TFT.

Crystalfontz CFAF240320A0-024SC.
This display is a 2.4in 240x320 TFT with a capacitive touch panel.

Crystalfontz CFAF240320A0-024SR.
This display is a 2.4in 240x320 TFT with a resistive touch panel.

To change the expected type of touch, update line 110 of CFAF240320A0-024Sx.ino to define the touch type that matches your display.

Connection Details

LCD Pin Seeeduino Pin Connection Description
1 (LED-A) LED Power (Approx 9V @ 40mA)
2 (LED-K) LED Ground
3 (IOVCC) +3.3V Power
24 (SDA) 11 LCD MOSI
25 (GND) GND Ground
27 (GND) GND Ground
32 (WRB) 8 LCD R/S
33 (RS) 13 LCD SCK
34 (CSB) 10 LCD CS
35 (RESET) 9 LCD Reset
36 (IM0) GND Ground
37 (IM1) +3.3V Power
38 (IM2) +3.3V Power
39 (VCI) +3.3V Power
40 (GND) GND Ground
Cap Touch Pin Seeeduino Pin Connection Description
1 (GND) GND Ground
2 (RESET) 2 TP Reset
3 (INT) 3 TP Interrupt
4 (SDA) SDA I2C Data
5 (SCL) SCL I2C Clock
6 (VDD) +3.3V Power
Res Touch Pin Seeeduino Pin Connection Description
1 (XL) D14/A0 TP Left
2 (YD) D16/A2 TP Down
3 (XR) D15/A1 TP Right
4 (YU) D17/A3 TP Up

Micro SD Connection Details

A micro SD Adapter Board can be found here: https://www.crystalfontz.com/product/cfa10112

microSD Pin Seeeduino Pin Connection Description
2 (CS) 7 SD CS
3 (DI) 11 SD MOSI
4 (VDD) +3.3V Power
5 (SCLK) 13 SD SCLK
6 (VSS) GND Ground
7 (DO) 12 SD MISO

(microSD connection is optional)

CFA10102 Bring Up Board

This display is compaible with our CFA10102 generic bring up board.

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Crystalfontz CFAF240320A0-024Sx - 2.4in 240x320 TFT Display - Example Arduino Software

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