System Architecture
- Telematics Vehicle Control Unit (TVCU) architecture for commercial EV, ECU, and automotive software integration.
- Modular hardware, basic software, application software, calibration, and validation workflow.
VCU with TBOX
KCU TVCU
A telematics vehicle control unit that combines real-time vehicle control, connectivity, GNSS positioning, and cloud access.
Positioning
A telematics vehicle control unit that combines real-time vehicle control, connectivity, GNSS positioning, and cloud access.
Combines VCU real-time control and TBOX remote connectivity in one controller to reduce integration cost.
Designed for mobility platforms requiring CAN-FD, 4G/Wi-Fi, GNSS, and Micro SD storage.
Key Advantages
Automotive Control Core
S32K344 Main-CPU handles vehicle control, I/O scheduling, and CAN-FD communication.
Telematics Module
SC206E Smart Module integrates GNSS, Bluetooth, Wi-Fi, and cellular connectivity.
Expanded I/O
8 AI, 8 DI, 2 FI, 8 low-side PWM, and 2 high-side PWM channels for versatile vehicle platforms.
Data Logging
Micro SD supports local data recording and event traceability.
Specifications
Compute & Network Core
| Main-CPU | NXP S32K344 |
|---|---|
| Smart Module | SC206E |
| Memory | Program FLASH: 4 MB / Data FLASH: 128 KB / Total RAM: 512 KB (incl. 192 KB TCM) |
| Communication | 2 CAN 2.0B / CAN-FD, 1 UART (on-board debug only) |
Wireless & Positioning
| GNSS | GPS, BDS, GLONASS, Galileo, QZSS, SBAS |
|---|---|
| Bluetooth / Wi-Fi | 2.4G & 5G |
| External Storage | Micro SD Card |
Power & Inputs
| Supply Voltage | DC 9-36 V |
|---|---|
| Sensor Supply | 2 sensor supply, 5V / 150 mA |
| Analog Inputs | 8 channels |
| Digital Inputs | 8 channels |
| Frequency Inputs | 2 channels |
Outputs & Connector
| Low Side Drivers | 8 channels, PWM |
|---|---|
| High Side Drivers | 2 channels, PWM |
| Connector | Molex 500762-0481 48P |
| Development Stage | Sample stage specification |
Mechanical & Environment
Sample stage targets from the TVCU specification, organized for engineering review.
| Sealing Integrity | To be discussed with customer |
|---|---|
| Mass Target | To be discussed with customer |
| Operating Voltage | 9-36 V |
| Operating Temperature | To be discussed with customer |
| Storage Temperature | To be discussed with customer |
| Compliance | ISO 16750, ISO 7637, CISPR 25 |
To be discussed with customer
Software Functions
VCU control logic, I/O sampling, PWM output, and fault diagnostics.
CAN 2.0B / CAN-FD messaging and vehicle gateway functions.
GNSS position capture, Micro SD local logging, and event traceability.
Wi-Fi / Bluetooth setup, pairing, and remote maintenance support.
Project-specific OTA, cloud upload, and diagnostic integration.
Applications
Light EVs
Integrates vehicle control, positioning, and remote data upload while reducing harness complexity.
Shared Mobility
Supports location, connectivity, data logging, and remote operations for shared fleets.
Data Logging
Micro SD local recording supports vehicle status logs and event traceability.
Industrial Mobility
Suitable for industrial vehicles, low-speed mobility, and special-purpose equipment.
Need TVCU sample evaluation or customization?
TVCU hardware and software can be tailored around vehicle type, I/O configuration, bands, and validation targets.
Automotive Product Category
Telematics Vehicle Control Unit (TVCU)
KCU TVCU fits commercial EV platforms that need both vehicle control and remote communication, integrating VCU, TBOX, OTA, diagnostics, and cloud-data workflows.
Application Scenarios
Telematics VCU Commercial EV Shared mobility fleet OTA maintenance Remote diagnostics
Communication Interfaces
- CAN, CAN FD, LIN, Ethernet, UDS diagnostics, calibration, and vehicle-network integration where applicable.
- Supports integration with VCU, EVCC, BMS, BCM, gateway, charger, and engineering tools.
Functional Safety
- Designed for automotive engineering programs that consider ISO 26262, diagnostics, monitoring, and fail-safe behavior.
- Supports safety-oriented requirements traceability, validation, and production integration planning.
Cybersecurity
- Supports ISO 21434-oriented cybersecurity planning, secure update flow, access control, and diagnostic protection.
- Can integrate with secure boot, secure communication, OTA, and vulnerability-management workflows.
OTA / Diagnostics
- Supports UDS diagnostics, flashing, calibration, test automation, and OTA-ready service workflows when integrated with the KopherBit toolchain.
- Engineering evidence can include traces, reports, network definitions, and ECU validation outputs.
Integration Capability
- Can be integrated with AUTOSAR, BSW, SWC, RTE, MCAL, BMS, EVCC, BCM, and commercial EV electronics programs.
- Suitable for OEM, Tier1, prototype vehicle, electric bus, truck, and specialty vehicle engineering workflows.