Here are some enhanced ideas for integrating a 3.5-inch HMI into a smart home system that might improve user experience or offer unique functionalities:
1. Personalized Home Automation Hub
Scenario: The 3.5-inch HMI can act as a personalized home automation hub, where users can set up custom automation rules. For example, a user can create a rule like "When I arrive home, turn on the lights and adjust the temperature."
Features:
Display personalized notifications, reminders, or alerts.
Show specific home status (e.g., which lights are on, doors that are unlocked, etc.).
Support custom shortcut buttons for quick access to frequently used functions.
2. Gesture or Proximity Control
Scenario: Incorporate gesture control or proximity sensors to make the HMI more interactive, minimizing the need for physical touch.
Features:
Enable swipe gestures to scroll through options or adjust settings without touching the screen.
Use proximity sensors so the HMI automatically activates when a user approaches, turning on the display or adjusting brightness.
This could be particularly useful in spaces like kitchens or bathrooms where users' hands might be occupied.
3. Integrated Voice and Visual Feedback
Scenario: Combine voice recognition with visual display for an interactive interface that can answer queries while also showing relevant information.
Features:
Use a voice assistant to answer questions ("What's the weather today?" or "Is the front door locked?").
Display visual feedback on the screen in response to voice commands, such as showing temperature settings, security camera feeds, or energy usage data.
This combination can create a seamless interaction that makes the system more intuitive.
4. Multi-Screen Integration
Scenario: Use the 3.5-inch HMI as a mini control panel, but integrate it with larger screens in the house for a multi-display ecosystem.
Features:
The HMI can sync with larger smart displays or TVs, providing a consistent control experience across devices.
For example, the user might start a smart home scene from the small HMI and then see extended details or confirmation on a larger screen.
This could also work with multi-room audio, where the HMI controls music in one room and displays playback status in others.
5. Security and Health Monitoring
Scenario: The HMI can serve as a central hub for not just controlling home devices, but also monitoring security systems and health metrics.
Features:
Integrate with smart cameras, motion sensors, or door/window sensors, allowing real-time alerts and live feeds on the HMI.
Monitor health devices such as a smart scale or heart rate monitor, displaying real-time health data like weight or pulse on the screen.
Push notifications for any unusual activity (e.g., detecting motion when the home is set to "away" mode or abnormal health readings).
6. Energy Consumption Dashboard
Scenario: Display energy usage statistics and control devices based on energy-saving priorities.
Features:
Show real-time energy consumption data for various devices and rooms in the house.
Offer recommendations for energy savings based on usage patterns, such as suggesting turning off a device when it's not in use.
Integrate with smart plugs or appliances to allow users to power off or schedule device operation for optimal energy efficiency.
7. Interactive and Customizable Widgets
Scenario: Allow users to customize the HMI screen with interactive widgets for different smart home functionalities.
Features:
Users can add widgets for quick access to smart lighting controls, music playlists, calendar events, weather updates, and more.
For example, having a widget for controlling the living room lights next to a calendar widget that shows scheduled events.
Make the interface more flexible by allowing users to personalize their control options based on priorities.
8. AI-Based Predictive Functionality
Scenario: Integrate AI to predict and adjust settings based on user behavior and preferences.
Features:
The HMI could learn the user's daily routines (e.g., adjusting the temperature or lighting at specific times).
Suggest actions based on trends, such as dimming the lights when the user usually watches TV or adjusting the thermostat based on their usual settings at certain times of day.
Over time, the system could automate more actions without requiring manual input.
9. Virtual Assistant Integration
Scenario: Use the HMI as an interface for a virtual assistant that helps with home management and day-to-day tasks.
Features:
The virtual assistant can help with things like setting reminders, controlling appliances, creating shopping lists, and even calling a ride.
It could offer proactive suggestions, such as adjusting lighting based on time of day or sending an alert if a door has been left unlocked.
10. Mobile App Integration
Scenario: Pair the 3.5-inch HMI with a mobile app for a seamless experience when users are not at home.
Features:
The app can sync with the HMI, allowing users to control and monitor their home from anywhere.
Push notifications to the app if any important changes happen (e.g., a security alarm triggers, or an appliance needs attention).
Product Model

|
Model |
Specifications |
|
AST 035RES |
3.5 inch serial port hmi, DC5-24V, 16Mbyte Flash, 485 communication, with TP |
|
AST0 35RDS |
3.5 inch serial port hmi, DC5 - 24 V, 16Mbyte Flash, 232 communication, with TP |
|
AST0 35RTS |
3.5-inch serial port hmi, TTL can only be powered by DC5V, 16Mbyte Flash, TTL communication, with TP |
Product Size
|
Display size |
Product number |
Overall size |
Screw hole size |
LCD screen size |
Effective display area size |
Maximum thickness |
|
3.5 inches |
AST 035PA |
102.5X60X17mm |
96X40mm |
85.5X55mm |
73.5X49mm |
17mm |

Front

Back
Product Parameters
|
Product Specifications |
||
|
hardware performance |
Model |
AST035RDS / AST035RES / AST035RTS |
|
Display |
3.5" TFT LCD |
|
|
Resolution |
480*320 |
|
|
Color |
65535 |
|
|
Brightness |
250 cd/m2 |
|
|
Backlight |
led |
|
|
LED life |
20,000 hours |
|
|
Touch screen |
4-wire industrial resistive touch screen (surface hardness 4H) |
|
|
CPU |
96MHz M0 |
|
|
Memory |
16Mbyte SPI NOR Flash |
|
|
RTC |
Support RTC |
|
|
Ethernet |
None |
|
|
Power-off data saving |
Not support |
|
|
USB port |
None |
|
|
Program download method |
SD card download |
|
|
U disk |
Not support |
|
|
Communication port |
AST 035RES (232 communication port) |
|
|
Electrical Specifications |
Rated power |
0.6W _ |
|
Rated voltage |
DC 5-24 V (TTL communication port, TTL can only be powered by 5V) |
|
|
Environmental Specifications |
Operating temperature |
-10℃~50℃ |
|
Storage temperature |
-30℃~70℃ |
|
|
Environment humidity |
10~90% RH (non-condensing) |
|
|
Shock resistance |
10-25Hz (X, Y, Z directions, 2g/30 minutes) |
|
|
Cooling method |
Natural air cooling |
|
|
Overall size |
102.5X60X17mm |
|
|
Screw hole size |
96X40mm |
|
|
LCD screen size |
85.5X55mm |
|
|
Net weight of the whole machine |
65g |
|
|
Baud Rate Range |
Support baud rate range 1200-230400 |
|
|
Picture |
Supports up to 25 screens (up to 25 controls per screen) |
|
Why choose us?
- Our factory is dedicated to providing top-notch Serial Port HMI products and excellent service.
- We constantly surpass ourselves, and are committed to continuing to provide manufacturers and customers with leading technology and cost-effective 3.5 Inch Serial Port HMI.
- Our Serial Port HMI products are designed to be versatile and easily adapted to a variety of applications and environments.
- We will always pursue the market-oriented, quality oriented, integrity and development, high-quality products and satisfactory service.
- Our manufacturing facility is equipped with state-of-the-art technology to ensure high-quality Serial Port HMI products.
- We pay attention to the interests of customers and try to create all sorts of opportunities to get their greatest satisfaction.
- Our factory offers competitive prices without sacrificing quality or service.
- In order to meet the needs of customers, our company continues to improve technology, increase production capacity and product quality, while providing customers with more technical support and after-sales service.
- With our expertise in Serial Port HMI, we can deliver reliable and efficient solutions for our customers.
- Our strong R&D and innovation strength and perfect technical innovation system ensure efficient technology development.
Hot Tags: 3.5 inch serial port hmi, China 3.5 inch serial port hmi manufacturers, suppliers, factory, panelmaster hmi, human machine interfaces for process automation systems, hmi 4 3, interface hmi, hmi ktp900 basic, hmi touchscreen












