Store CategoriesStore Categories
Product View
3. 3.3V voltage regulator chip, maximum 800mA current
4. One miniUSB interface, which can supply power to the system version and reserve USB communication function
5. Reset button
6. One standard SWD port, support JLink, STLink, JLINK OB
7. BOOT select port
8. IO extension header 20pin x 2
9. 1 power indicator
10. One function indicator, used to verify the basic functions of the IO port
11. Reserve a serial port for easy connection with the 5V development board, and you can use the serial port to program
12. High-performance Epson 32768Hz crystal oscillator, the price is 10 times the price of in-line crystal oscillator, easy to start vibration
13. 10K RAM, 32K ROM, TQFP48 package
- Shipping Policy
- Payment Method
- Returns Policy
Shipping Policy
Payment MethodReturns PolicyStore CategoriesStore Categories
Product View
3. 3.3V voltage regulator chip, maximum 800mA current
4. One miniUSB interface, which can supply power to the system version and reserve USB communication function
5. Reset button
6. One standard SWD port, support JLink, STLink, JLINK OB
7. BOOT select port
8. IO extension header 20pin x 2
9. 1 power indicator
10. One function indicator, used to verify the basic functions of the IO port
11. Reserve a serial port for easy connection with the 5V development board, and you can use the serial port to program
12. High-performance Epson 32768Hz crystal oscillator, the price is 10 times the price of in-line crystal oscillator, easy to start vibration
13. 10K RAM, 32K ROM, TQFP48 package
- Shipping Policy
- Payment Method
- Returns Policy
Shipping Policy
We will arrange shipping for you within 24 Hours after payment cleared except the holidays.
-We ship items to Worldwide. Thank you!
-we will ship out the order in 1-2 business days after payment cleared .Since it is international shipping ,delivery time is about 15--28 business days to arrive to most countries.
Payment Method
We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase.
2. It is easy and safe for you to pay by credit cards, debit cards, bank transfers and PayPal account balances.
3.Buyers are responsible for import duties,custom fees and taxes, if any, please check your country.
Returns Policy
1.We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund or resend the item to you after the returned item arrived at our warehouse.
3. Please include your ID and item number with any email requests.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.