System Architecture
- Electric Vehicle Communication Controller (EVCC) architecture for commercial EV, ECU, and automotive software integration.
- Modular hardware, basic software, application software, calibration, and validation workflow.
EV Charging Communication
KCU EVCC
Electric vehicle communication controller integrating ISO 15118 / DIN 70121 PLC communication, CCS charging interfaces, in-vehicle CAN, and charging-control I/O.
Positioning
Electric vehicle communication controller integrating ISO 15118 / DIN 70121 PLC communication, CCS charging interfaces, in-vehicle CAN, and charging-control I/O.
NXP S32K344 ASIL-D MCU provides the control core for charging control, vehicle networking, and PLC communication.
QCA7006AQ PLC supports HomePlug HPGP / HPAV communication over the CP line for ISO 15118 / DIN 70121.
CAN0 / CAN1 / CAN2, 100BASE-TX Ethernet, ADC, GPIO, HSO, and H-Bridge outputs support vehicle and charger integration.
Key Advantages
ASIL-D Control Core
NXP S32K344 Cortex-M7 MCU for EVCC control, communication, and I/O management.
PLC Charging
QCA7006AQ HomePlug HPGP / HPAV supports high-level charging communication over CP.
Vehicle Networking
CAN0, CAN1, CAN2, CAN-FD wake-up, and 100BASE-TX Ethernet PHY.
Protected Outputs
HSO relay driver and DRV8874-Q1 H-Bridge with OCP, TSD, and UVLO.
System Architecture
Specifications
Control Core
| MCU | NXP S32K344, Cortex-M7, ASIL-D |
|---|---|
| Power Management | FS26 PMIC, 12V to 5V / 3V3 / 1V5, watchdog, reset |
| Debug / UART | SWDCLK, SWDIO, UART0 |
| External 5V | P2 VCC_5V, 100mA@5V power output |
Charging Communication
| PLC | QCA7006AQ HomePlug HPGP / HPAV |
|---|---|
| PLC Storage | SPI Flash for QCA firmware and configuration |
| Charging Pins | CP ±12V PWM + PLC I/O, PP 0-3.3V proximity, PE charger earth |
| Protocols | ISO 15118, DIN SPEC 70121, CCS integration |
Vehicle Networking
| CAN0 | TJA1145 CAN transceiver, BMS / CAN-FD wake-up |
|---|---|
| CAN1 / CAN2 | TJA9251 CAN transceiver |
| Ethernet | 100BASE-TX PHY, RMII to S32K344 EMAC, MDC / MDIO |
| UARTD | 3.3V TX / RX |
Outputs & Protection
| HSO Driver | PTA_OUT1 / PTA_OUT2, 12V high-side relay driver |
|---|---|
| H-Bridge | DRV8874-Q1, AEC-Q100 Grade 1 |
| Motor Output | 4A continuous / 8A peak, 12V, PH/EN mode |
| Protection | OCP, TSD, UVLO |
Interfaces & Pins
Power / Ground
P1 VCC 24V, 9-24V power input
P2 VCC_5V, 100mA@5V power output
P3 power GND
P4 signal GND
P5 wake-up input
CAN / UART
P9 / P10 CAN0 H/L
P11 / P12 CAN1 H/L
P13 UARTD_TX 3.3V output
P14 UARTD_RX 3.3V input
Analog
P15 ADC_TEMP1 NTC temperature input
P16 ADC_TEMP2 NTC temperature input
P17 ADC_CURR current sense input
P18 ADC_HV high-voltage monitor
P19 ADC_AUX auxiliary analog input
Charging / Output
P6 CP ±12V PWM + PLC I/O
P7 PP 0-3.3V proximity input
P8 PE charger earth
P20 / P21 motor output
P22 12V output, P23 24V output
Software & Protocols
ISO 15118 / DIN SPEC 70121 charging communication stack integration.
CCS charging flow, CP / PP state handling, and PLC connection management.
CAN / CAN-FD data exchange with BMS, OBC, VCU, or charger main control.
Charging state, relay control, lock motor control, and fault-protection strategies.
Integration with KopherV2G, UDS diagnostics, and project-specific application software.
Applications
Vehicle EVCC
Vehicle-side charging communication controller integrating OBC, BMS, VCU, and external charging equipment.
CCS Integration
CP/PP, PLC, CAN, and charging-flow control shorten CCS system development.
Charger Control
Can serve as charger-side controller or test platform for ISO 15118 / DIN 70121 validation.
Lab & Certification
Supports protocol validation, HIL testing, vehicle testing, and pre-certification integration.
Need EVCC sample evaluation or protocol integration?
KCU EVCC can be tailored for vehicle-side OBC, full EVCC, charger control, and certification targets with KopherV2G software integration.
Automotive Product Category
Electric Vehicle Communication Controller (EVCC)
KCU EVCC handles vehicle-side charging communication, CP/PP state control, PLC connection management, OBC/BMS/VCU coordination, and commercial EV charging integration.
Application Scenarios
Vehicle EVCC CCS integration Charging communication validation Electric bus charging Commercial EV charging control
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.