1.44 inch TFT Display with ST7735 Driver

Interface:

GND – Power ground
VCC – Power 3-5.5V input
SCL – SPI clock line
SDA – SPI data line
RES – Reset
DC – Data/command selection foot
CS – Chip select signal, low level active
BLK – Backlight control, the default can be left floating, low level to turn off the backlight.

Example sketch

The display can be used with the Adafruit_ST7735.h library

For correct operation, wire the display as shown in the diagram and set the pins using these definitions:

#define TFT_CS        10

#define TFT_RST        8

#define TFT_DC         9

Adafruit_ST7735 tft = Adafruit_ST7735(TFT_CS, TFT_DC, TFT_RST);