STM32F407ZGT6 explorer development board

Hardware Design Features of the Explorer V3 STM32F407 Development Board:

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

2. Flexible Design
Most onboard resources are flexibly configurable to meet different usage requirements. All I/O pins (except those used by oscillators) are accessible, greatly simplifying expansion and application. The built-in one-click download function eliminates the hassle of repeatedly setting BO and B1, enabling STM32 development with just a single USB cable.

3. Comprehensive Resources
The main controller is an STM32F407ZGT6 with 1MB of built-in Flash, supplemented by 1MB of external SRAM and 16MB of external Flash to accommodate large memory and data storage needs. The board also integrates a high-performance audio codec, dual RS232 serial ports, a 100M Ethernet interface, a light sensor, and various interface chips to support diverse application requirements.

4. User-Friendly Design
All interfaces are clearly labeled with silkscreen markings and outlined for intuitive identification. Frequently used peripherals are highlighted with large silkscreen labels for easy location. The logical layout of interfaces ensures convenient access, and resources are optimally allocated to maximize functionality and usability.


Explorer V3 STM32F407 Development Board - Complete Specifications

Main Controller
- CPU: 1 × STM32F407ZGT6
- Flash: 1024KB
- SRAM: 192KB

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

Indicators & Controls
- Power Indicator: 1 × Blue LED
- Status Indicators: 2 × Red (DS0), Green (DS1)
- Reset Button: 1 × For MCU & LCD reset
- Function Buttons: 4 × KEY0, KEY1, KEY2, KEY_UP (with wake-up function)
- Capacitive Touch Button: 1 × TPAD
- Power Switch: 1 × Main board control
- Adjustable Potentiometer: 1 × RV1 for ADC testing

Audio Components
- Buzzer: 1 × Active buzzer
- Onboard Speaker: 1 × Located on backside
- Audio Codec: 1 × ES8388
- Stereo Audio Output: 1 × For headphones/amplifiers
- Stereo Recording Input: 1 × For external audio sources
- Recording Microphone: 1 × For recording

Sensors & Modules
- Infrared Receiver: 1 × With infrared remote control
- Light Sensor: 1 × Ambient light intensity detection
- 3-Axis Magnetometer: 1 × ST480MC for magnetic field detection
- Wireless Module Interface: 1 × Supports NRF24L01, etc.
- Digital Temp/Humidity Sensor: Supports DS18B20, DHT11, etc.
- ATK Module Interface: Supports various modules (Bluetooth/GPS/MPU6050, etc.)

Communication Interfaces
- CAN: 1 × With 120Ω terminal resistor
- RS485: 1 × With 120Ω terminal resistor
- RS232: 2 × Male and female connectors
- USB to UART: 1 ×
- USB Slave: 1 ×
- USB Host (OTG): 1 ×
- 10M/100M Ethernet: 1 ×

Display & Storage
- LCD Interface: 1 × Supports 2.8/3.5/4.3/7-inch TFT LCD modules
- Camera Interface: 1 × Shared with OLED
- OLED Module Interface: 1 × Shared with camera
- TF Card Interface: 1 ×

Configuration & Debugging
- JTAG/SWD Debug: 1 ×
- Reference Voltage Setting: 1 × For ADC
- Boot Mode Selection: 1 × For STM32 startup configuration
- RS232/485 Selection: 1 × PA2/PA3 function selection
- RS232/Module Selection: 1 × PB10/PB11 function selection
- CAN/USB Selection: 1 × PA11/PA12 function selection
- Multi-function Interface: 1 × For DAC/ADC/PWM/AUDIO IN/TPAD, etc.

Power Management
- DC Power Input: DC6V-15V (DC005 connector)
- Backup Battery: 1 × For RTC
- 5V Power Input/Output: 1 ×
- 3.3V Power Input/Output: 1 ×

Special Features
- I/O Ports: 110 I/Os exposed (all except 2 for RTC crystal)
- One-Click Download: Proprietary circuit for easy programming

This comprehensive specification set demonstrates the board's versatility as a complete development platform with extensive interfacing options, rich peripheral integration, and flexible configuration capabilities suitable for a wide range of embedded applications.