STM32F103ZET6 core development board

The M144Z-M3 Minimum System Board (STM32F103 Version) incorporates the following hardware design features:

1. Rich Interface Selection
The board provides over ten types of standard interfaces, facilitating convenient experimentation and development with various peripherals.

2. Flexible Design Architecture
Most onboard resources are configurable to adapt to different application requirements. Dozens of I/O ports are brought out, significantly enhancing expansion capabilities and usability.

3. Comprehensive Resource Allocation
The main controller is an STM32F103ZET6 with 512KB of integrated Flash and 128KB of SRAM, supplemented by 16MB of external Flash and 1MB of external SRAM to meet substantial data storage and memory needs.

4. User-Oriented Design
All interfaces feature clear silkscreen labels within outlined boxes for intuitive identification.
Frequently used peripherals are highlighted with prominent silkscreen markings.
The logical interface placement ensures convenient accessibility.
Optimized resource distribution maximizes functional utility.

M144Z-M3 Minimum System Board (STM32F103 Version) - Technical Specifications

Main Controller
- CPU: STM32F103ZET6 ×1
- Flash: 512KB
- SRAM: 64KB

Memory & Storage
- External SRAM: 1MB (16-bit parallel access) ×1
- SPI Flash: 16MB ×1
- EEPROM: 2Kb (256B) ×1
- TF Card Interface ×1

Indicators & Controls
- Power Indicator: Blue LED ×1
- Status Indicators: Red (LED0), Green (LED1) ×2
- Reset Button: For MCU & LCD reset ×1
- Function Buttons: KEY0 (with boot mode setting), KEY_UP (with wake-up function) ×2

Display Interface
- LCD Interface: Supports 2.8/3.5/4.3/7/10-inch TFT LCD modules ×1

Communication & Debugging
- USB to UART ×1
- USB Slave Interface ×1
- SWD Debug Port ×1

Power Management
- 5V Power Input/Output ×1
- 3.3V Power Input/Output ×1

Configuration Interfaces
- Serial Port Selection Interface ×1
- ADC Reference Voltage Setting Interface ×1

Expansion & Special Features
- I/O Ports: 94 available for expansion
- One-Click Download Circuit: Proprietary design for easy programming