SK Pang Electronics ESP32-S3 CAN FD LCD Development Board Schematic
Technical schematic for the SK Pang Electronics ESP32-S3 development board, featuring a 5-inch LCD interface, dual CAN FD channels, and USB connectivity.
Overview
This schematic details the electronic design of a development board centered around the Espressif ESP32-S3 microcontroller. It integrates a 5-inch LCD interface, two Controller Area Network Flexible Data-rate (CAN FD) interfaces, and a USB 2.0 port.
Key Components
- ESP32-S3-WROOM-1: The main microcontroller providing Wi-Fi, Bluetooth, and processing capabilities.
- LCD Interface: SPI-based pins for connecting a 5-inch, 480x854 IPS LCD display.
- CAN FD Interfaces:
- CAN1: MCP2518FD-xQBB CAN FD controller via SPI.
- CAN2: MCP2562FD-E-SN CAN FD transceiver via serial interface.
- USB 2.0: Type-C connector for power and data, supporting programming and debugging.
- I/O Expander: TCA9554DBQ I2C I/O expander for additional digital pins.
Power and Protection
- Voltage Regulation: 5.0V (XL1509-5.0) and 3.3V (AP2112K-3.3) regulators ensure stable power.
- Power Input: Via USB or external connectors.
- ESD Protection: Integrated on USB data lines and CAN bus lines (e.g., PESD2ETH-AX, PESD1CAN).
Connectivity and Connectors
- USB Type-C: For power and data.
- Header Connectors: Expose GPIO, CAN bus lines (CANH, CANL), LCD signals, and power.
- Mounting Holes: For board securement.
Manufacturer
SK Pang Electronics Ltd.
