Grove - OLED Display 1.12 (SH1107) V3.0 - SPI/IIC -3.3V/5V
Grove - OLED Display 1.12 (SH1107) V3.0 - SPI/IIC -3.3V/5V
Grove - OLED Display 1.12 (SH1107) V3.0 - SPI/IIC -3.3V/5V
The Grove - OLED Display 1.12 (SH1107) V3.0 is a compact monochrome OLED display module featuring 128x128 pixel resolution with dual communication interfaces (SPI and IIC), designed for IoT projects, embedded systems, and Arduino-based applications. Electronics engineers, IoT developers, and hobbyists use this display to create real-time visual feedback systems, sensor data dashboards, and embedded monitoring solutions. This module solves the challenge of integrating a high-contrast, low-power display into space-constrained projects while maintaining compatibility with both 3.3V and 5V microcontroller platforms.
Product Overview
The Grove - OLED Display 1.12 (SH1107) V3.0 utilizes the SH1107 controller IC, a dedicated OLED driver that manages pixel-level control through a 128x128 monochrome matrix. The display operates on organic light-emitting diode technology, where each pixel emits its own light, eliminating the need for a backlight and enabling superior contrast ratios and faster response times compared to LCD alternatives. The SH1107 controller communicates via either Serial Peripheral Interface (SPI) at speeds up to 10 MHz or Inter-Integrated Circuit (IIC/I2C) at standard 100 kHz or fast 400 kHz modes, providing flexibility in microcontroller integration. This V3.0 revision includes improved power management circuitry and enhanced compatibility with popular development platforms including Arduino, Raspberry Pi, and Seeeduino variants.
The display's dual voltage support (3.3V and 5V) is achieved through integrated voltage regulation and level-shifting circuits, eliminating the need for external voltage converters in mixed-voltage systems. The Grove connector standardization ensures plug-and-play integration with Grove-compatible development boards, reducing prototyping time and minimizing soldering errors. With a typical power consumption of 15-20 mA during normal operation and sub-1 mA in sleep mode, this display is ideal for battery-powered IoT applications. The 1.12-inch diagonal measurement provides an optimal balance between visibility and form factor for wearable devices, portable instruments, and space-constrained installations.
Key Specifications
| Specification | Details |
| Product Type | Monochrome OLED Display Module with SH1107 Controller |
| Brand | Seeed Studio Grove |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Display Size | 1.12 inches diagonal |
| Resolution | 128 x 128 pixels monochrome |
| Display Type | Organic Light-Emitting Diode (OLED) |
| Controller IC | SH1107 |
| Communication Interfaces | SPI (10 MHz max) and IIC/I2C (100/400 kHz) |
| Operating Voltage | 3.3V to 5V DC |
| Current Consumption | 15-20 mA typical operation, less than 1 mA sleep mode |
| Connector Type | Grove 4-pin connector (GND, VCC, SDA/MOSI, SCL/CLK) |
| Pixel Pitch | 0.06 mm |
| Contrast Ratio | 10000:1 (typical OLED characteristic) |
| Response Time | Less than 10 microseconds |
| Operating Temperature | -20°C to 70°C |
| Storage Temperature | -30°C to 80°C |
Key Features
- Dual Interface Support: Configurable SPI (serial peripheral interface) at up to 10 MHz or IIC (I2C) at 100/400 kHz allows seamless integration with various microcontroller platforms without additional interface conversion hardware
- Dual Voltage Compatibility: Built-in voltage regulation enables direct connection to both 3.3V and 5V logic systems, eliminating the need for level shifters or external power supplies in mixed-voltage projects
- High Contrast OLED Technology: Each pixel emits independent light with 10000:1 contrast ratio, delivering superior visibility in low-light conditions and enabling crisp text rendering for data visualization applications
- Grove Connector Integration: Standardized 4-pin Grove connector ensures plug-and-play connectivity with Seeeduino and Arduino Grove shields, reducing assembly time and minimizing connection errors
- Ultra-Low Power Consumption: Sleep mode draws less than 1 mA, making this display ideal for battery-powered IoT sensors, wearable devices, and portable measurement instruments
- Compact Form Factor: 1.12-inch diagonal display provides optimal balance between screen real estate and physical footprint for space-constrained embedded applications
Applications and Use Cases
- IoT Sensor Dashboards: Display real-time temperature, humidity, pressure, and air quality readings from multiple sensors on a single compact screen for environmental monitoring stations and smart home systems
- Wearable Device Displays: Integrate into fitness trackers, smartwatches, and medical monitoring devices where low power consumption and compact size are critical for extended battery life
- Arduino and Raspberry Pi Projects: Create custom data logging interfaces, menu systems, and status indicators for robotics projects, weather stations, and educational embedded systems
- Industrial Measurement Instruments: Display voltage, current, frequency, or other electrical parameters in portable multimeters, oscilloscopes, and signal generators with high-contrast monochrome output
- Automotive and Drone Systems: Provide real-time telemetry, GPS coordinates, battery voltage, and flight status information in unmanned aerial vehicles and vehicle control systems
- Medical and Laboratory Equipment: Show vital signs, test results, and system status in portable medical devices, analytical instruments, and point-of-care diagnostic equipment
How to Use
To integrate the Grove - OLED Display 1.12 (SH1107) V3.0 into your project, first determine whether you will use SPI or IIC communication based on your microcontroller's available pins and existing bus architecture. For IIC mode, connect the Grove connector directly to your Arduino or Seeeduino's I2C pins (typically SDA and SCL), then install the appropriate SH1107 library from the Seeed Studio GitHub repository or Arduino Library Manager. For SPI mode, connect MOSI to the display's data line, CLK to the clock line, and add a chip select (CS) pin to your microcontroller configuration. The display accepts 3.3V to 5V input directly without external voltage conversion; ensure your microcontroller's logic levels match the communication protocol requirements. Once connected, initialize the display in your Arduino sketch using the library functions, then use pixel drawing, text rendering, and bitmap display commands to create your custom interface. Test communication by uploading a simple initialization sketch that displays a test pattern, confirming proper pin connections and communication speed settings.
For optimal performance, configure the SPI clock speed to 10 MHz maximum to minimize communication latency while maintaining signal integrity, or use IIC at 400 kHz fast mode for higher refresh rates in animation-heavy applications. When displaying continuously updated sensor data, implement frame buffering techniques to reduce flicker and improve visual quality. For battery-powered applications, utilize the display's sleep mode between updates to extend operational lifetime; typical usage patterns show 50-100 hour battery life with hourly updates on standard lithium-ion cells. Ensure proper decoupling with a 100 nF capacitor placed close to the display's power pins to suppress voltage transients and prevent display artifacts. When using SPI mode in systems with multiple SPI devices, implement proper chip select timing to prevent bus conflicts and data corruption.
Frequently Asked Questions
Can I use both SPI and IIC interfaces simultaneously on the same display module?
No, the Grove - OLED Display 1.12 (SH1107) V3.0 operates in either SPI or IIC mode, not both simultaneously. The communication mode is typically selected through firmware configuration or hardware strapping options on the PCB. Once configured for one interface, the display will not respond to commands on the alternate interface. You must choose the appropriate mode during initial setup based on your microcontroller's available pins and system architecture. If you require both interfaces, you would need to use two separate display modules.
What is the maximum refresh rate I can achieve with this display?
The maximum refresh rate depends on your chosen communication interface. Using SPI at 10 MHz with a 128x128 pixel monochrome display, you can theoretically achieve refresh rates of 6-8 Hz for full-screen updates, translating to approximately 150-160 milliseconds per complete frame. IIC mode at 400 kHz fast speed provides slower refresh rates of approximately 1-2 Hz due to the lower bandwidth. For smooth animations and real-time data visualization, consider updating only the changed portions of the display rather than refreshing the entire screen, which significantly improves perceived responsiveness and reduces power consumption.
Is this display compatible with 5V Arduino boards without level shifting?
Yes, the Grove - OLED Display 1.12 (SH1107) V3.0 includes integrated voltage regulation and level-shifting circuitry that safely accepts 5V input signals without external converters. The display's internal circuitry automatically handles the voltage conversion, protecting the sensitive OLED panel from overvoltage damage. However, ensure that your Arduino board's I2C or SPI pins are providing proper 5V logic signals; some Arduino variants may have weak pull-up resistors that could affect communication reliability. For best results, verify your specific Arduino board's pin voltage specifications in the technical documentation.
How much power does this display consume in different operating modes?
The Grove - OLED Display 1.12 (SH1107) V3.0 consumes approximately 15-20 mA during normal full-brightness operation with typical content (50% white pixels). Power consumption scales with displayed content; showing mostly black pixels reduces current draw to 5-10 mA, while full white display increases consumption to 20-25 mA. Sleep mode consumes less than 1 mA, making it ideal for battery-powered applications with periodic updates. Dimming the display brightness through software control can reduce power consumption by 30-40%, providing a useful optimization technique for extended battery life in portable applications.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru
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