ILI9225 TFT display driver library

The ILI9225, ILI9225C, and ILI9225G display controllers are supported by the RAMTEX S6D0129 display driver library package.
Full GUI display driver C source code. Processor and C compiler independent.

Graphic library for ILI9225
ILI9225 display driver library.

ILI9225 display controller characteristics

Below is a brief introduction to the main characteristics for the ILI9225 RGB display controller (seen from a software driver design viewpoint).

For information about the ILI9225 driver software support please go to the library description.

ILI9225 device type

  • COG RGB color display controller for use in small embedded systems with on-chip frame buffer and TFT screen driver.
  • The ILI9225 supports TFT screens with a size up to 176 x 220 pixels (WxH)
  • On-chip TFT driver with voltage generator

Frame buffer

  • RGB pixel resolution (bits per pixel): 16-bit, 18-bit.
  • ILI9225 frame buffer organization: 176 RGB pixels on scan line, 220 lines.

Processor interfaces on ILI9225

  • ILI9225 parallel bus interface
    • Parallel bus types: 8080 bus type and 6800 bus type
    • Parallel bus size: 8-bit, 16-bit, 18 (32)-bit.
    • Addressing concept: Indexed bus interface (1 chip select pin + 1 address bit pin (Data/Command))
  • Serial bus interfaces on ILI9225
    • SPI bus: 3-wire: /CS, SDIN, SCLK.
  • The bus interfaces are all supported by the ILI9225 display driver software package.

Special ILI9225 hardware features:

  • 0-180, 90-270 degree frame buffer rotation with hardware support. Portrait mode, landscape mode.
  • Full driver software support.

Display controller vendor

  • ILI TECHNOLOGY CORP. https://www.ilitek.com