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Attention! The product has been discontinued. Check other products in category. |
Description
Wi-fi module based on the chip ESP8266. It works in the wi-fi 802.11 b/g/n standard at 2.4 GHz. It is equipped with 18 pins - pitch of 2 mm, 9 of which are GPIO, 1 ADC and UART. It has a built-in PCB antenna. Size of board: 19 x 15 mm.
Connection
The module has 18 pins, pitch of 2 mm.
| Pin | Description |
|---|---|
| VCC | The power - 3.3 V. |
| IO4 | Pin GPIO4. |
| IO0 | Pin GPIO0. |
| IO2 |
Pin GPIO2. The pin of the transmitter of the UART 1 interface. |
| IO15 |
Pin GPIO15. MIDO. Chip Select of the HSPI interface. The RTS pin of the UART 0 interface. |
| GND | The ground of the system. |
| IO13 |
GPIO13. MOSI of the HSPI interface. CTS pin of UART 0 interface. |
| IO5 | GPIO5 pin. |
| URXD |
GPIO3 pin. The pin of the receiver of the UART 0 interface. |
| GND | The ground of the system. |
| UTXD |
GPIO1 pin. The pin of the transmitter of the UART-0 interface. |
| RST | The system reset. |
| TOUT | It detects supply voltage or the pin of the input voltage. |
| EN | Power down - indicating the low status causes a transition to sleep mode. |
| IO16 |
Pin GPIO16. Waking up from deep sleep through the connection with the RST pin. |
| IO12 |
Pin GPIO12. MISO of the HSPI interface. |
|
IO14 |
Pin GPIO14. CLK pin of the HSPI interface. |
| GND | The ground of the system. |
|
The product is compatible with Arduino Board can tolerate a voltage of 3.3 V. Therefore, you must chooseArduino operating with the voltage of 3.3 Vor usea converter. |
Specification
- Supply voltage: 3.3 V
- Current consumption at rest: approx. 10 mA
- Chip: ESP8266
- Flash memory: 16 MB
- Standard: wi-fi 802.11 b/g/n
- Operates in the 2.4 GHz frequency
- Supports WPA / WPA2 securities
- Can work in AP mode (Access Point), STA mode (standalone) and AP+STA mode
- It supports AT commands
- Communication: UART (Rx, Tx)
- Built-in TCP / IP stack
- Mounting SMD or THT
- Pins pitch: 2 mm
- 10-bit A/D converter
- Equipped with communication interfaces: SPI, UART, SDIO
- Board sizes: 18.8 x 15 mm
