STM32F 103 Dual Camera Development Board for Cortex‑M3 ARM Single‑Chip Microcomputer Learning Item Type: Development Board Material: Synthetic Cardboard Purpose: MCU development and image acquisition MCU: STM32F103RCT6 Power Supply: 5V DC power supply or USB power supply Debug Port: JTAG/SWD Mode (JTAG is used in the case of multiplexed debugging pins), supports online download and simulation USB Serial Download: Onboard imported USB to serial downloader, can download HEX files directly, which is convenient e E2ROM: Interface I2C Crystal Oscillator: 8M main chip clock, and RTC clock chip Memory Card Socket: MINISD card, SPI interface mode LCD Screen: 2.8in TFT touch screen with multi-function adapter board USB Interface: One is USB to serial port, the other is USB communication port Camera: OV7670 camera with FIFO + 200W px OV2640 camera module Chip IO Lead Interface: All IO leads, easy e External Power Supply Interface: Provide external 3.3V and 5V power supply, which can supply power to external devices or PCB boards Buttons: One reset button and two customer buttons BOOT Jumper: used when downloading and program running LED Light: 3Pcs, can realize frame signal indication and marquee and other functions