{"id":449,"date":"2026-05-21T10:55:12","date_gmt":"2026-05-21T10:55:12","guid":{"rendered":"https:\/\/qihantech.com\/?post_type=product&p=449"},"modified":"2026-05-21T10:55:12","modified_gmt":"2026-05-21T10:55:12","slug":"3-12-inch-oled-display-module-ssd1322-spi-256x64","status":"publish","type":"product","link":"https:\/\/qihantech.com\/pt\/produto\/3-12-inch-oled-display-module-ssd1322-spi-256x64\/","title":{"rendered":"3.12 Inch OLED Display Module SSD1322 SPI (256\u00d764)"},"content":{"rendered":"
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Product Description<\/h3>\n

The QIHAN 3.12 Inch OLED Display Module (Model: HQ312256064PMWYX-1) is a high-definition graphic PM OLED display designed for industrial equipment, embedded systems, medical devices, smart instruments, and portable electronics. Featuring a 256\u00d764 dot matrix resolution<\/strong>, the display provides crisp text, detailed graphics, and excellent readability with superior contrast performance.<\/p>\n

Utilizing self-emissive OLED technology, the display generates light directly from each pixel without requiring a backlight. Compared with traditional LCD modules, this architecture offers significantly lower power consumption, higher contrast ratios, faster response speed, and a much wider viewing angle.<\/p>\n

Powered by the SSD1322 controller<\/strong>, the display supports multiple interface options including 4-wire SPI, I2C, 6800, and 8080<\/strong>, ensuring flexible integration into different hardware platforms and embedded systems.<\/p>\n

Designed for demanding environments, the QIHAN 3.12-inch OLED module supports wide operating temperatures while delivering stable and reliable performance.<\/p>\n

Highlights<\/h3>\n
    \n
  • High-definition 256\u00d764 OLED graphic display<\/li>\n
  • SSD1322 high-performance controller IC<\/li>\n
  • PM OLED self-emissive display technology<\/li>\n
  • Ultra-high contrast display quality<\/li>\n
  • No backlight required<\/li>\n
  • Supports SPI \/ I2C \/ 6800 \/ 8080 interfaces<\/li>\n
  • Fast response speed<\/li>\n
  • Ultra-low power consumption<\/li>\n
  • Available in White \/ Yellow \/ Blue display colors<\/li>\n
  • Wide viewing angle (ALL View)<\/li>\n
  • Wide operating temperature support<\/li>\n
  • Touch driver IC customization available<\/li>\n<\/ul>\n

    Technical Specifications<\/h3>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Parameter<\/th>\nSpecification<\/th>\n<\/tr>\n<\/thead>\n
    Model No.<\/td>\nHQ312256064PMWYX-1<\/td>\n<\/tr>\n
    Display Size<\/td>\n3.12 Inch<\/td>\n<\/tr>\n
    Display Type<\/td>\nPM OLED<\/td>\n<\/tr>\n
    Resolution<\/td>\n256 \u00d7 64<\/td>\n<\/tr>\n
    Brightness<\/td>\n150 cd\/m\u00b2<\/td>\n<\/tr>\n
    Display Color<\/td>\nWhite \/ Yellow \/ Blue<\/td>\n<\/tr>\n
    Viewing Direction<\/td>\nALL View<\/td>\n<\/tr>\n
    Power Supply<\/td>\n3.3V<\/td>\n<\/tr>\n
    Voltage Range<\/td>\n2.8V\u20133.6V<\/td>\n<\/tr>\n
    Driver IC<\/td>\nSSD1322<\/td>\n<\/tr>\n
    Interface<\/td>\n4-wire SPI \/ I2C \/ 6800 \/ 8080<\/td>\n<\/tr>\n
    Outline Dimension<\/td>\n88.0 \u00d7 27.8 \u00d7 2.0 mm<\/td>\n<\/tr>\n
    Active Area<\/td>\n76.78 \u00d7 19.18 mm<\/td>\n<\/tr>\n
    Pixel Pitch<\/td>\n0.30 \u00d7 0.30 mm<\/td>\n<\/tr>\n
    Pixel Size<\/td>\n0.28 \u00d7 0.28 mm<\/td>\n<\/tr>\n
    Pin Count<\/td>\n30 Pins<\/td>\n<\/tr>\n
    Assembly Type<\/td>\nConnector<\/td>\n<\/tr>\n
    Touch Driver IC<\/td>\nCustomizable<\/td>\n<\/tr>\n
    Operating Temperature<\/td>\n-40\u2103 ~ +85\u2103<\/td>\n<\/tr>\n
    Storage Temperature<\/td>\n-40\u2103 ~ +90\u2103<\/td>\n<\/tr>\n
    Structure<\/td>\nCOG OLED Module<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

    Features & Benefits<\/h3>\n

    High Definition Graphic Display<\/h3>\n

    The 256\u00d764 resolution<\/strong> allows more information to be displayed simultaneously while maintaining excellent readability.<\/p>\n

    Suitable for:<\/p>\n

      \n
    • Text information<\/li>\n
    • Graphic interfaces<\/li>\n
    • Icons and symbols<\/li>\n
    • Data visualization<\/li>\n
    • Multilingual interfaces<\/li>\n<\/ul>\n

      Self-Emissive OLED Technology<\/h3>\n

      OLED pixels emit light independently and eliminate the need for backlight systems.<\/p>\n

      Benefits include:<\/p>\n

        \n
      • Higher contrast ratio<\/li>\n
      • Lower power consumption<\/li>\n
      • Better display quality<\/li>\n
      • Faster refresh rates<\/li>\n<\/ul>\n

        Flexible Interface Support<\/h3>\n

        Supports multiple communication options:<\/p>\n

          \n
        • 4-wire SPI<\/li>\n
        • I2C<\/li>\n
        • 6800 Parallel<\/li>\n
        • 8080 Parallel<\/li>\n<\/ul>\n

          Flexible interfaces simplify development and system integration.<\/p>\n

          Industrial Grade Reliability<\/h3>\n

          Built for harsh environments with stable performance across wide temperature ranges.<\/p>\n

          Applications<\/h3>\n

          Industrial Equipment<\/h3>\n

          Suitable for:<\/p>\n

            \n
          • Process control systems<\/li>\n
          • Factory automation<\/li>\n
          • Instrument displays<\/li>\n
          • Monitoring equipment<\/li>\n<\/ul>\n

            Medical Devices<\/h3>\n

            Applicable for:<\/p>\n

              \n
            • Portable medical monitors<\/li>\n
            • Diagnostic equipment<\/li>\n
            • Healthcare systems<\/li>\n<\/ul>\n

              Smart Home & IoT<\/h3>\n

              Ideal for:<\/p>\n

                \n
              • Home automation systems<\/li>\n
              • Smart controllers<\/li>\n
              • IoT gateways<\/li>\n
              • Smart appliance interfaces<\/li>\n<\/ul>\n

                Consumer Electronics<\/h3>\n

                Used in:<\/p>\n

                  \n
                • Portable devices<\/li>\n
                • Audio products<\/li>\n
                • Multimedia systems<\/li>\n
                • Smart handheld equipment<\/li>\n<\/ul>\n

                  Embedded Systems<\/h3>\n

                  Compatible with:<\/p>\n

                    \n
                  • Arduino<\/li>\n
                  • Raspberry Pi<\/li>\n
                  • STM32<\/li>\n
                  • ESP32<\/li>\n
                  • ARM Cortex platforms<\/li>\n<\/ul>\n

                    \"\"<\/h3>\n

                    FAQ<\/h3>\n

                    Q1: Why choose OLED over traditional LCD displays?<\/h3>\n

                    OLED displays provide:<\/p>\n

                      \n
                    • Higher contrast ratio<\/li>\n
                    • Lower power consumption<\/li>\n
                    • Faster response speed<\/li>\n
                    • Wider viewing angles<\/li>\n
                    • No backlight requirement<\/li>\n<\/ul>\n

                      Q2: Which communication interfaces are supported?<\/h3>\n

                      The module supports:<\/p>\n

                        \n
                      • SPI<\/li>\n
                      • I2C<\/li>\n
                      • 6800 Parallel<\/li>\n
                      • 8080 Parallel<\/li>\n<\/ul>\n

                        Custom interface solutions are available for OEM projects.<\/p>\n

                        Q3: Is this display compatible with Arduino?<\/h3>\n

                        Yes. The display supports Arduino and multiple embedded platforms including:<\/p>\n

                          \n
                        • Arduino<\/li>\n
                        • Raspberry Pi<\/li>\n
                        • STM32<\/li>\n
                        • ESP32<\/li>\n<\/ul>\n

                          Q4: What colors are available?<\/h3>\n

                          Standard display color options include:<\/p>\n

                            \n
                          • White<\/li>\n
                          • Yellow<\/li>\n
                          • Blue<\/li>\n<\/ul>\n

                            Additional customized display solutions may be available.<\/p>\n

                            Q5: Is touch functionality available?<\/h3>\n

                            Touch functionality is optional and can be customized according to project requirements.<\/p>\n

                            Q6: Is this module suitable for industrial applications?<\/h3>\n

                            Yes. The module supports an operating temperature range of -40\u2103 to +85\u2103<\/strong>, making it suitable for industrial and harsh environment applications.<\/p>\n

                            Why Choose QIHAN OLED Display Solutions?<\/h3>\n
                              \n
                            • Professional OLED\/LCD display manufacturer<\/li>\n
                            • OEM & ODM customization services<\/li>\n
                            • Flexible interface solutions<\/li>\n
                            • Stable production capacity<\/li>\n
                            • Strict quality assurance system<\/li>\n
                            • Engineering and technical support<\/li>\n
                            • Fast project customization assistance<\/li>\n<\/ul>\n

                              QIHAN delivers customized OLED display solutions for industrial systems, smart devices, medical equipment, and embedded applications worldwide.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

                              <\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

                              Highlights<\/h3>\n
                                \n
                              • High-definition 256\u00d764 OLED graphic display<\/li>\n
                              • SSD1322 high-performance controller IC<\/li>\n
                              • PM OLED self-emissive display technology<\/li>\n
                              • Ultra-high contrast display quality<\/li>\n
                              • No backlight required<\/li>\n
                              • Supports SPI \/ I2C \/ 6800 \/ 8080 interfaces<\/li>\n
                              • Fast response speed<\/li>\n
                              • Ultra-low power consumption<\/li>\n
                              • Available in White \/ Yellow \/ Blue display colors<\/li>\n
                              • Wide viewing angle (ALL View)<\/li>\n
                              • Wide operating temperature support<\/li>\n
                              • Touch driver IC customization available<\/li>\n<\/ul>","protected":false},"featured_media":454,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[22],"product_tag":[],"class_list":["post-449","product","type-product","status-publish","has-post-thumbnail","product_cat-oled-display","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/product\/449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/media\/454"}],"wp:attachment":[{"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/media?parent=449"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/product_brand?post=449"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/product_cat?post=449"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/qihantech.com\/pt\/wp-json\/wp\/v2\/product_tag?post=449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}