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✅ USB to RS422 Conversion → Uses CH340 USB-UART bridge & SIT3490EESA RS422 transceiver for reliable differential communication.
✅ Dual Output Interfaces → Screw terminal block & RJ45 connector for flexible connection options.
✅ TX/RX LED Indicators → Monitor transmission and reception activity in real-time.
✅ TVS Diodes & PTC Resettable Fuses → Protection against over-voltage, electrostatic discharge (ESD), and short circuits on all RS422 lines.
✅ Debugging Header with Jumper Selection → Switch between sending UART data to RS422 or exposing it via a header for debugging.
✅ Wide Compatibility → Works with Windows, Mac, Linux, and embedded systems like Raspberry Pi & STM32.
✅ Compact & Durable Design → Ideal for industrial automation, CNC controllers, long-distance serial communication, and more.
✅ OBD-II to CAN Bus Interface → Enables ESP32 to communicate with a vehicle’s CAN network
✅ CAN Transceiver: 65HVD230 → Ensures stable, high-speed CAN communication
✅ CAN Bus ESD Protection: NUP2105 → Protects against electrostatic discharge and voltage spikes
✅ OBD-II 16-Pin Male Connector → Direct plug-in for vehicle diagnostics and data logging
✅ Built-in DC-DC Converter → Converts 12V vehicle power to 5V for ESP32
✅ Battery Voltage Measurement → Uses a 1MΩ / 270KΩ voltage divider connected to GPIO32
✅ Programmable LEDs (GPIO26 & GPIO27) → Can indicate WiFi status, CAN activity, or user-defined functions
✅ Software Compatibility:
✅ USB-to-CAN Adapter – Enables direct connection between PC & CAN bus via USB
✅ OBD-II Compatible – 16-pin Male OBD connector for direct vehicle connection
✅ STM32F072CBT MCU – Reliable 32-bit ARM Cortex-M0 processor
✅ SIT1051 CAN Transceiver – Robust high-speed CAN communication
✅ Candlelight Firmware Preloaded – Works with Cangaroo, SavvyCAN, and more
✅ Web-Based DFU Firmware Updates – Update firmware via Canable Updater
✅ 120Ω Termination Resistor Jumper – Enable/disable CAN bus termination as needed
✅ Indicating LEDs: Power, TX, RX, and Status (firmware-dependent)
✅ Supports Multiple Baud Rates – Configurable for different CAN speeds
✅ Fully Open-Source & Expandable
- Serial Transparent Communication – Works like a wireless serial cable replacement
- Fully Compatible with HC-06 – Can pair with existing HC-05/HC-06 devices
- 5V TTL Logic – Directly interfaces with Arduino, STM32, ESP8266, and more
- Default Baud Rate: 115200 bps
- LED Indicator – Shows connection status (blinking = unpaired, solid = connected)
- Compact & Reliable – Small size, low power consumption