_x005f_x005f_x005f_x000D_ Specification: _x005f_x005f_x005f_x000D_ Origin: Mainland China _x005f_x005f_x005f_x000D_ Type: Others _x005f_x005f_x005f_x000D_ Model: Development Board _x005f_x005f_x005f_x000D_ Product dimensions: 93.00x83.00x20.00mm/3.66x3.27x0.79in _x005f_x005f_x005f_x000D_ This evaluation board is designed for the development of the CH32V307 chip, using the MounRiver compiler as the IDE. It supports simulation and download using either the onboard or independent WCH-Link and provides application reference examples and demonstrations related to chip resources. _x005f_x005f_x005f_x000D_ 1. Switch S1: Used to disconnect or connect external 5V power or USB power. _x005f_x005f_x005f_x000D_ 2. Low-dropout voltage regulator U1: Converts the 5V voltage to a usable 3.3V power supply voltage for the chip. _x005f_x005f_x005f_x000D_ 3. USB interface P5, P15: USB communication interfaces of the main chip (PB6, PB7). _x005f_x005f_x005f_x000D_ 4. USB interface P4, P14: USB communication interfaces of the main chip (PA11, PA12). _x005f_x005f_x005f_x000D_ 5. MCU I/O ports P6, P7, P9: I/O interface for the main control MCU. _x005f_x005f_x005f_x000D_ 6. Power pin header P3: External power supply pins for 5V, 3.3V, and GND. _x005f_x005f_x005f_x000D_ 7. Debug interface P10: Used for downloading and debugging. _x005f_x005f_x005f_x000D_ 8. Button S3: Reset button for manually resetting the main MCU externally. _x005f_x005f_x005f_x000D_ 9. Button S4: Download button used for booting from BOOT and initiating downloads. _x005f_x005f_x005f_x000D_ 10. Button S2: Key control through the IO port connected via pin header P1 to the main control MCU. _x005f_x005f_x005f_x000D_ 11. KEY and LED pin header P1: Pin header P1 connects to the main control MCU's IO for LED and key control. _x005f_x005f_x005f_x000D_ 12. Ethernet: Network communication interface of the main chip. _x005f_x005f_x005f_x000D_ 13. MCU power pin header P11: Used for selecting the power supply of the main MCU. _x005f_x005f_x005f_x000D_ 14. Main control MCU: CH32V307VCT6. _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ Note: _x005f_x005f_x005f_x000D_ 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x005f_x005f_x000D_ 2. Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ _x005f_x005f_x005f_x000D_ Included: _x005f_x005f_x005f_x000D_ 1 x Development Board 1. Designed for CH32V307 Chip Development: This development board is specifically created for easy development and testing of the powerful CH32V307 chip. 2. Powerful Functionality: Experience the extensive capabilities of the CH32V307 chip with this evaluation board. 3. Choose Between Onboard or WCH-Link: Enjoy the flexibility of using the onboard programming interface or an independent WCH-Linkof the evaluation board for simulation and download. 4. Multiple Communication Interfaces: The onboard link download debugger provides various communication interfaces, enabling seamless integration into your projects. 5. Low Power Consumption: Thanks to the energy-efficient design of this low cost development board, ensuring minimal power usage during operation.