ESP8266 ESP-03 1x Simple Serial WIFI/Arrive 1-8 BizDays/All Singals, US $2.95 – Picture 0

ESP8266 ESP-03 1x Simple Serial WIFI/Arrive 1-8 BizDays/All Singals, US $2.95 – Picture 1

Esp8266 Esp-03 1x Simple Serial Wifi/arrive 1-8 Bizdays/all Singals

US $2.95

Marietta, Georgia, United States
Jan 29th

Open on mobile:
QR code

$2.95 ESP8266 1x Simple Serial WIFI/Upgradeable/Arrive 1-8 Biz Days. QTY DISCOUNT! Please contact us for detail for great quantity discount as low as $2.95 per unit and other way to save even more money. Want absolutely smallest ESP8266 module for your projects? We have 10x10mm ESP8266 module in stock. Please contact us for detail. With just simple soldering work, you can get 1 low cost Serial WiFi module to connect any of your projects to the world of Internet for only $2.95 (USD) and it will arrive in five (2-5) business days for almost all US addresses. Simple to use with simple half hole and simple 3 wires serial communication at 9600/8/N/1 at TTL level. The following are the major features: 1. Support 802.11 B/G/N 2. Communication range up to 100 yards depending on environment. 3. Standard 3.3VDC operation with 5V compatible I/O. 4. Standard 3 wire (TXD/RXD/GND) serial communication (idle high) at 9600/8/N/1. 5. Standard 0.1" (2.54mm) half through hole. 6. Upgradeable firmware. 7. Three mode of operations: Client/Access Point/Both Client and Access Point. 8. Support all major security schemes: OPEN/WEP/WPA_PSK/WPA2_PSK/WPA_WPA2_PSK. 9. Support both TCP and UDP communication. 10. Working as TCP/UPD server supports up to five (5) connections. 11. Working as station can connect up to 5 TCP/UPD servers. The ESP-03 can connect to all standard non-SSL websites in the world. 12. Simple AT commands for all operations. 13. Connection based data reception or transparent data reception. 14. Programmable client connection inactivity timeout. 15. Automatic domain name address resolution for public domain name but not the local name within the local area network (router). 16. Detailed English user manual in PDF format and will be upon purchasing via email. 17. Built-in antenna. This listing is for a standard Serial WiFi module (ESP-03) as shown in the listing photo. The following is the connection pinout for this module: 1. VCC - 3.3VDC 2. GPIO14 3. GPIO12 4. GPIO13 5. GPIO15 - must pull down 6. GPIO2 - must pull high or just connect to VCC 7. GPIO0 - must pull high or just connect to VCC 8. GND - ground 9. NC 10.UTXD - serial transmit (idle high) 11. URXD - serial receive (idle high) 12. GPIO16/RST - must pull high or just connect to VCC 13. CH_PD - must pull high or just connect to VCC 14. WIFI_ANT The following is the list of AT commands: 1. AT-Attention 2. AT+RST-Soft reset 3. AT+GMR-Retrieve firmware version 4. AT+CWMODE-Operation mode selection 5. AT+CWJAP-Join network 6. AT+CWLAP-Available network listing 7. AT+CWQAP-Exit network 8. AT+ CWSAP-Setup network name, password, radio channel and security scheme 9. AT+ CWLIF-Listing connected stations 10. AT+ CIPSTATUS-Connection listing 11. AT+CIPSTART-Initiating connection 12. AT+CIPSEND-Sending data 13. AT+CIPCLOSE-Closing connection 14. AT+CIFSR-Displaying IP from access point 15. AT+CIPMUX-Single or multiple connection selection 16. AT+CIPSERVER-Socket server on/off 17. AT+CIPMODE-Serial port transparent or connecdtion based data output selection 18. AT+CIPSTO-Socket server automatic connection timeout setting 19. +IPD-Serial port connection based data output CH_PD, GPIO16/RST, GPIO0 and GPIO2 will be used for firmware update and future expansion purposes. For the time being, they must be pulled up to have the serial module ESP-03 running normally. In order to funcation as serial WiFi module GPIO15 must pull down. The ESP-03 is a serial device at TTL level not RS232 level. If you need to connect the ESP-03 to a RS232 serial port, you will need have a RS232 level converter with MAX232 or compatible device. Should you have different requirements for serial WiFi, we will be glad to design your custom Serial WiFi module using the same low cost and reliable technology to meet your needs for a low minimum order quantity requirement. Please feel free to contact us for details. Item included as follow: 1. 1x ESP-03 Serial WiFi module 2. Detail English User Manual in PDF format (via email)