Product Features:

• System Development Board Module, STM32F401CCU6 Chip, Mirco USB Interface, PCB Mount
• The main board is based on the most basic MCU circuit, 8M and 32768 crystal oscillator circuit, USB power supply circuit;
• The core board is divided into two rows, leading to all I/O ports;
• With SWD simulation debugging download interface, it is simple and convenient, and the debugging speed is fast;
• Use Mirco USB interface, can do USB communication and power supply, USB interface, compatible with ordinary Android mobile phone charger interface;
• With double pins, but the pins are not welded by default, users can choose the welding direction that suits them according to their own application scenarios;
• High Quality with 30 days 100% Money back; 
• From the OEM Original Factory, same quality with much better price. 

Chip Description:

• Number of pins: 48
• Core: Cortex-M3
• Working frequency: 72MHz
• Storage resources: 64K Byte Flash, 20KByte SRAM
• Interface resources: 2x SPI, 3x USART, 2x I2C, 1x CAN, 37x I/O port
• Analog-to-digital conversion: 2x ADC (12 bits / 16 channels)
• Timer: 3 general timers and 1 advanced timer
• Debug download: support JTAG/SWD debug interface download, support IAP
• RT9193: 3.3V voltage regulator chip, maximum output 300mA

Interface Description:

• SWD interface: support simulation, download and debugging
• Mirco USB interface: power supply and USB communication, download is not supported
• USART1 interface: USART1 can be used to download programs, or use USART1 for communication
• MCU pin interface: lead out all I/O port pins for easy connection with peripherals
• 5V and 3.3V power input and output interface: often used for external power supply, or common grounding treatment with other modules

Other Equipment Description:

• Power indicator (PWR): The status of the power indicator, which can determine whether the power is stable
• User LED (PC13): Convenient for I/O output testing or indicating program operation
• Start to jump to select programming mode: (1, user flash memory 2, SRAM 3, system memory)
• Reset button: reset the chip for the user program
• 8M crystal oscillator: the frequency can be set to make the system main frequency 72MHz
• 32.768KHz crystal oscillator: can be used for built-in RTC or calibration

Where is your products origin? Are they certificated?

wxconn have long-term cooperation agreements with many OEM factory in China to reduce the intermediate channel cost and help you save money. Our products all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality. 

What forms of payment do you accept?

Our main payment method include Paypal, Credit Card, Bank Transfer and so on. You could choose anyone at your convenience

When will you arrange shipment?

After confirming receipt of your payment, we will arrange the shipment as soon as possible and upload the courier number to the website for your easy tracking.

Under normal circumstances, the product will be sent out within 48 hours, if the package cannot be send out timely due to special circumstances, we will contact you in advance and inform the specific reasons.

How to exchange or return?

1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and products is in original condition. We will arrange your refund according to the relevant provisions once package received.

2. Return process: You Apply for Return - Approve Return - You Arrange Return - Receive Products and make Inspection - We arrange Refund;

3. We will bear the freight charges for returns caused by us, for instance the quality problem; As to returns caused by the client, customer should be responsible for the shipping fee;