STM32 Self-Balancing Robot Car Expansion Accessories Kit: 4-Channel Tracking, PS2 Handle, Lidar, K210
STM32 Self-Balancing Robot Car Expansion Accessories Kit: 4-Channel Tracking, PS2 Handle, Lidar, K210
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Note: This is an expansion accessories kit and does not include the self-balancing robot car.
Overview
This expansion accessories kit for an STM32 self-balancing robot car adds multiple upgrade options, including a 4-channel tracking module, PS2 wireless handle control accessories, a T-MINI PLUS lidar module, and a K210 vision module. These modules are designed to expand functionality and support more complex application scenarios through custom programming and sensor integration.
Key Features
- 4-channel tracking module: Supports line tracking scenarios including right-angle turns and intersections; suitable for common smart competitions.
- PS2 handle control: Pairs with a PS2 wireless handle to control the robot car via a handle receiver interface.
- T-MINI PLUS lidar: Provides real-time distance data to sense surroundings for obstacle avoidance and following applications.
- K210 vision module: Supports serial communication and enables visual line tracking, color following, and QR code control through custom programming.
Specifications
4-Channel Tracking Module
| Working voltage | 3.3V~5V |
| Working current | 10mA~50mA |
| Working temperature | -10°~+50° |
| Detection distance | Adjustable from 1mm to 50mm (Recommended 8mm) |
| Product size | 70*29mm |
| Mounting aperture | M3 copper pillar/screw |
| Output interface | 6pin interface: 4-channel signal output terminal, + is positive power supply, - is negative power supply |
| Output signal | TTL level (Can be directly connected to the microcontroller I/O port) |
Pin description: VCC (Positive power supply), GND (Negative power supply), X1/X2 (Signal output terminal), X3/X4 (Signal output terminal).
K210 Vision Module
| Processor | Kendryte K210 |
| Development environment | CanMV IDE |
| Programming language | microPython |
| Built-in functions | microPython firmware |
| Display screen size | 2.0-inch |
| Display | LCD capacitive touch screen, resolution 320*240 |
| Camera | 2MP pixels |
| Image sensor | GC2145 |
| RGB light | Built-in RGB light |
| TF card slot | *1 (Can insert TF card) |
| Power supply voltage | 5.0V |
| Working current | About 200mA |
| Interface | USB, UART serial port |
| Button | Reset button + custom function button |
| Product size | 57.3*41.2*17.4mm |
| Product weight | About 40g (Without bracket) |
- Button K1: Connect to IO16, user-defined button functions.
- RGB light: Display red, green, blue, white and other colors by programming.
- TF card slot: Used to insert TF card, save program and model files (Ensure gold finger facing the module).
- Fixed copper pillar: Total 4 pcs, M3 diameter hole.
- RST button: Reset button, used to restart K210 chip.
- External serial port: Connect other serial port devices and output custom data.
- microUSB interface: Download firmware, serial port debugging, connect IDE, etc.
- CH340 chip: Connect to microUSB interface, convert USB signal into TTL signal.
T-MINI PLUS Lidar
| Sampling frequency | 4000 times/s |
| Scanning frequency | 6~12 Hz |
| Ranging range | 0.05~12m |
| Scanning angle | 0~360 |
| Ranging accuracy | 20mm (0.05~12m) |
| Angular resolution | 0.54° |
| Pitch angle | 0.75 |
| ROS support | ROS1/ROS2 |
| Supply voltage | Minimum value: 4.8V; Typical value: 5.0V; Maximum value: 5.2 V |
| Power on current | 840mA |
| Working current | 300mA |
| Sleep current | 45mA |
| Baud rate | 230400bps |
| Laser wavelength | 905 |
| Level certification | Class I IEC60825-1 |
| Working temperature | -10~45°C |
| Storage temperature | -20~70°C |
| Lighting environment | 60000Lux |
| Weight | 45g |
| Size | 38.6*38.6*33.9mm |
Interface (pins): VCC, Tx, GND, Rx
| Tx | Serial port send data | Tx (Local send, 0V~3.3V) |
| Rx | Serial port receive data | Rx (Local receive, 0V~3.3V) |
| GND | Input power supply negative pole | GND (0V) |
| VCC | Output power supply negative pole | 4.8V-5.2V |
What's Included
- Line tracking accessories: 4-channel tracking module; XH2.54 cable; screw + copper pillar
- PS2 handle accessories: wireless handle; adapter board; handle receiver; AAA battery; wire + screw + copper pillar
- K210 vision module accessories: K210 vision module; hinge mounting plate; damping hinge; K210 mounting plate; TF card + card reader; micro USB data cable; serial port cable*2; screw
- T-MINI PLUS lidar accessories: T-MINI PLUS lidar; cable; Type-C data cable; serial port adapter plate; screw + copper pillar
Applications
- Line tracking courses and competitions (including right-angle turns and intersections)
- Wireless handle control practice and demonstrations
- Vision-based projects: visual line tracking, color following, QR code control
- Distance-sensing projects: obstacle avoidance, intelligent following
Manuals
Tutorial materials are provided for each accessory, including 4-channel tracking module tutorials, PS2 handle tutorials (including PS2 drive code), K210 vision module tutorials, and T-MINI PLUS lidar tutorials (including Linux/ROS1/ROS2 topics).
For product selection and support, contact support@rcdrone.top or visit https://rcdrone.top/.
Details
Expand an STM32 self-balancing robot car with add-on modules for tracking, remote control, lidar ranging, and vision (robot car not included).
Choose the upgrade path you needâ4-channel line tracking, PS2 wireless handle control, K210 vision, or TâMINI PLUS lidarâto build more advanced projects.
A detailed packing list helps confirm every board, cable, mounting plate, and screw set included with each accessory module.
The 4-channel tracking module supports line-following layouts such as right-angle turns and intersections, with clear pin labeling for wiring.
Add PS2 wireless handle control by connecting the receiver interface to the driver board for handheld operation.
K210 vision expansion enables serial-controlled visual tasks like line tracking, color following, and QR code actions through custom programming.
TâMINI PLUS lidar provides real-time distance data for obstacle avoidance and following applications.
Tutorial materials are provided for each accessory to speed up wiring, testing, and program development.
