Product Description
Description:
TTL-WiFi is designed and developed based on ESP-M2 WiFi module, which is extracted the TTL, EN, STATE and other pins. Importantly, the TTL-WiFi is already built-in the serial transparent transmission firmware programmed by our company (SZdoit), which can realize the transparent transmit the data to the cloud on the real-time, together with low-power control, status indictor. This board can replace the old wiring serial WiFi device to realize the data collection and control.
Fully compatible with the original electrical interface and physical interface for the serial transparent Bluetooth;
Built-in the industrial transparent transmission firmware V3.0 with stability and reliability by using the Web Configuration;
Built-in the high performance WiFi module ESP-M2 with size: 34mm17mm4mm
Working voltage: 4.5V~6.0V, TTL working voltage: 3.3V (compatible with 5.0V)
Provided pins: STATE, TXD, RXD,EN
Average current: 80mA; when data sent, it is 170mA; but it is 20μA at deep sleep mode;
Support serial AT command
Support re-programmable, OTA firmware update
Seamless transparent transmission between serial and WiFi
Built-in HTTP Web Server, support configure parameters by web page
Support re-connect automatically at WiFi STA mode and TCP Client
Support set baud rate, data bit, parity check, stop bits, and/or subcontracting time;
Support baud rate (bps): 300/600/1200/2400/4800/9600/19200/38400/57600/74800/115200/
230400/460800/921600/1843200/3686400
Support AP enable, self-defined SSID/password, self-defined IP and network duration;
Automatically scan the peripheral WiFi hotspot, support STA enable, DHCP, self-defined IP;
Support TCP Server, TCP Client, UDP Server, UDP Client and UDP local broadcast;
Support DNS resolution automatically for the remote sever address
Support checking the status by AT command
Provide IO4 to show the WiFi status
Working temperature: -40 Degrees Celsius-125 Degrees Celsius
Applications:
smart home, wireless data connection and transparent transmission, smart car control, wireless serial printer, LED light industrial control etc.
Package Included:
1PC
Note:
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
1.All the items will be shipped within 1-3 business day by Airmail after the payment is clear.
2.If your shipping address is in United States. Then, your goods will be shipped out by Standard shipping, which tracking number will be shown on eBay. And, usually it takes 10-15 days shipping time.
3.Most times you will receive your order within 10-30 business days after we transfer your package to the delivery company. We cannot guarantee the delivery timeframe if the post office has any unexpected delays due to holiday, weather, customs, or other conditions. Some countries like Russia, Brazil, or some European countries may take up to 50 days or longer for delivery.
4.Please choose some local sellers, if you cannot wait patiently in the shipping time we declared.
5.We appreciate your patience if you haven't received items in 30 days(Russian customers may need more patience by reason of the local delivery system and/or customs). If you are concerned in any way, please feel free to contact us via ebay message instead of leaving negative/neutral feedback or opening a dispute. We will make every effort to fix any problem(resend or refund any missing item).
6.Customs duty is obligation and liability of a citizen in your country, so buyer should be responsible for any tax and custom duty incurred. Generally, the delay or failure delivery is sometimes caused by the policy of different customs. For example, Laser Pointer is unacceptable in some countries. Therefore, please double check your local customs policy carefully before purchase. Or, we will NOT be responsible for any failure delivery related destination customs issue.
1.Any problem after receiving our goods,please contact us before leaving Neutral/Negative feedback.We promise to help you solve it asap,and make you feel satisfactory absolutely.
2.Please DO NOT leave negative feedback without asking for help.
Please do not leave negative or neutral feedback if you haven't received item in 30 days, because we have mentioned the shipping time repeatedly.