Description
Product Overview: The Definitive Small LCD Display Solution
The HTM-H011A1-SPI-V0 is an active matrix thin-film transistor (TFT) small LCD Display designed around the high-performance ST7789H2 controller IC . Utilizing In-Plane Switching technology, it provides a Free O’Clock full-viewing angle , ensuring that graphics, text, and icons remain crystal clear and color-accurate from any direction.
With its compact PCB footprint measuring 28.00mm x 31.51mm and an active area of 14.86mm x 24.91mm , this small LCD Display seamlessly bridges the gap between ultra-low power consumption and rich color representation. The cover module perfectly combines the display TFT-H011A1QCIST3N10 with SPI and the driver board, which is simple and efficient for users to use.It operates reliably within extreme environmental conditions, supporting a wide working temperature range of -20°C to +70°C .

Comprehensive Pin Descriptions (Pinout)
The small LCD Display features dual mechanical connection zones: a main 8-pin interface header (CN1) and a secondary 4-pin stability/signal header (CN2) . The standard 2.54mm pitch pin layout ensures direct compatibility with standard breadboards, DuPont wires, and PCB development environments.

Backlight Conditions & Panel Preservation
The backlight network of the small LCD Display is driven under constant current configurations , providing a typical luminous intensity of 350 cd/m². This high brightness profile renders text legible under ambient indoor lighting and semi-outdoor conditions.
Target Product Applications
Thanks to its combination of miniature dimensions, standard SPI connectivity, and exceptional pixel density, this small LCD Display serves a broad spectrum of commercial, industrial, and consumer markets:
- Wearable Electronics: Smartwatches, fitness trackers, biometric monitoring bands, and smart eyewear.
- IoT Smart Nodes: Micro-thermostats, air quality monitors, smart light switches, and desktop weather stations.
- Industrial & Medical Instrumentation: Portable handheld gas detectors, handheld multimeters, field calibrators, and mini pulse oximeters.
- E-Mobility & Automotive Sub-Displays: Digital gear shift knobs, electric bike handlebar mini-consoles, and auxiliary dashboard clocks.
- Consumer Gadgets & Gaming: Mini retro-gaming consoles, smart key fobs, electronic vape status screens, and audio level meters.

Strategic Highlights of HTM-H011A1-SPI-V0
- Stunning IPS Wide-Angle Display: Features the premium Free O’Clock viewing angle , avoiding the frustrating color inversion and contrast degradation seen in older TN small LCD displays.
- Streamlined Hardware Assembly: Pre-configured with dual structural header pin grids (CN1and CN2) with standard 2.54mm spacing, ensuring stable vertical through-hole mounting onto a carrier motherboard .
- Industrial Longevity & Endurance: Engineered to survive extreme storage conditions from -30°C up to +80°C, preventing material degradation in tough field deployments.
- Built-In Tearing Effect (TE) Line: The TEpin provides hardware vertical blanking pulses, empowering developers to eliminate screen tearing during high-framerate rendering .
SEO-Driven Technical FAQ
Q1: What makes an IPS small LCD Display superior to a standard TN small LCD Display?
A: IPS (In-Plane Switching) panels provide two monumental advantages over TN (Twisted Nematic) panels: wide viewing angles and accurate color reproduction. While standard TN small LCD screens suffer from intense color shifting and look completely unreadable when viewed from the side, the HTM-H011A1-SPI-V0 features a Free O’Clock full-angle view . This means that the screen retains its 350 cd/m² brightness, deep contrast, and vivid colors even at acute viewing angles up to 80 degrees from any axis.
















