SSD1331 display driver library

The SSD1331 display controller is supported by the RAMTEX SSD1339 display driver library package.
Full GUI display driver C source code. Processor and C compiler independent.

SSD1331 display controller characteristics

Below is a brief introduction to the main characteristics for the SSD1331 RGB display controller (seen from a software driver design viewpoint).

For information about the SSD1331 driver software support please go to the library description.

SSD1331 device type

  • COG RGB color display controller for use in small embedded systems with on-chip frame buffer and OLED screen driver .
  • The SSD1331 supports OLED screens with a size up to 94 x 64 pixels (WxH)
  • On-chip OLED driver with voltage generator and software controlled intensity regulation.

Frame buffer

  • RGB pixel resolution (bits per pixel): 16-bit.
  • SSD1331 frame buffer organization: 94 RGB pixels on scan line, 64 lines.

Processor interfaces on SSD1331

  • SSD1331 parallel bus interface
    • Parallel bus types: 8080 bus type and 6800 bus type
    • Parallel bus size: 8-bit, 16-bit.
    • Addressing concept: Indexed bus interface (1 chip select pin + 1 address bit pin (Data/Command))
  • Serial bus interfaces on SSD1331
    • SPI bus: 4-wire: /CS, DC, SDIN, SCLK
    • In SPI bus there is no read-back of frame buffer memory
  • The bus interfaces are all supported by the SSD1331 display driver software package.

Special SSD1331 hardware features:

  • Grapic hardware accelerator, for instance graphic rendering of rectangle fill or frame, line drawing and scroll .
  • 0-180 degree frame buffer rotation with hardware support
  • Support for screen driver intensity (contrast) regulation in hardware.
  • Full driver software support.

Display controller vendor

  • SOLOMON SYSTECH Ltd. http://www.solomon-systech.com

Seeking a display controller equivalent to SSD1331?

Check these:

SSD1339 SSD1338 SSD0332 SSD1332 SSD1335 SSD1351 SSD1353

These display controllers have similar internal configuration and rendering features. They differ mostly on the screen size.