Compact STM32F103VCT6 ARM Cortex‑M3 development board with integrated 3.2 inch 240×320 TFT LCD, resistive touchscreen (XPT2046), microSD slot, dual mini‑USB (USB device and USB‑UART bridge), 20‑pin JTAG/SWD, RTC battery holder, user LEDs and buttons. All MCU I/O pins are brought out for rapid prototyping.
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HAOYU STAR Electronics (Haoyu) MINISTM32V technical specifications.
| Microcontroller | STM32F103VCT6 (ARM Cortex‑M3) |
| MCU clock frequency | 72MHz |
| Flash memory | 256KB |
| SRAM | 48KB |
| MCU package | LQFP‑100 |
| LCD size | 3.2inch |
| LCD resolution | 320×240pixels |
| LCD controller | SSD1289 |
| Touch controller | XPT2046 (resistive) |
| Power input (USB) | 5V |
| USB ports | 2 × mini‑USB (USB device + USB‑UART bridge) |
| USB‑UART bridge | PL2303 |
| External storage | microSD card slot |
| Debug interface | 20‑pin JTAG/SWD |
| User LEDs | 4 user LEDs + 2 indicator LEDs |
| User buttons | 2 user buttons + RESET |
| Main crystal | 8MHz |
| RTC crystal | 32.768kHz |
| Main board dimensions | 80 × 95mm |
| LCD board dimensions | 62 × 95mm |
| I/O expansion | All MCU I/Os brought out to headers |
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