[IC]：ESP8285N08
[Frequency]：2.4GHz
[Power]：20dBm
[WiFi version]：802.11b/g/n
[Size]：15*12.3mm
[Introduction]：E103-W10 is an ultra-cost-effective 100mW serial-to-Wi-Fi module with a small package of patches that work in the 2.4 to 2.4835GHz band. The module can use serial port for data sending and receiving, reducing the threshold for wireless applications.
| Main parameter | Performance | Remark |
| Operating voltage | 2.7~3.6V | ≥3.6V ensures output power |
| Communication level | 3.3V | - |
| Operating temperature | -40~+85℃ | Industrial grade |
| Operating frequency | 2400~2483.5MHz | Support ISM band |
| Max TX power | 20dBm | - |
| Wifi version | 802.11 | - |
| Crystal frequency | 26MHz | - |
| Reference distance | 250m | Test condition：clear and open area, antenna gain: 5dBi,antenna height: 2.5m |
| Interface | 1.5mm | - |
| Communication Interface | UART | - |
| Outter size | 15*12.3mm | - |
| RF interface | IPEX | Equivalent impedance : 50Ω |
| Weight | 0.9g | - |
| Pin No. | Item | Direction | Description |
| 1 | GND | - | GND |
| 2 | IO2 | Input/Output | GPIO2; Can be used as UART1_TX when flashing |
| 3 | IO0 | Input/Output | GPIO0;SPI_CS2; |
| 4 | IO4 | Input/Output | GPIO4 |
| 5 | IO5 | Input/Output | GPIO5 |
| 6 | RXD0 | Input/Output | GPIO3;Can be used as UART1_TX when flashing |
| 7 | TXD0 | Input/Output | GPIO1; SPI_CS1;Can be used as UART1_TX when flashing |
| 8 | RST | Input | External reset signal (low level valid), reset module; The pull-up resistor is connected to the inside of the module |
| 9 | IO16 | Input/Output | GPIO16; Deep sleep wake-up |
| 10 | ADC | Input | TOUT;ADC port (Note: ADC port port inside the chip) can be used to detect the input in voltage of the VDD3P3 (Pin3, Pin4) supply voltage and the TOUT (Pin6) (both of which cannot be used at the same time) |
| 11 | EN | Input | Chip enables end, high level: effective, chip works properly;Low level: Chip closed , small current., and the pull-up resistor is connected inside the module |
| 12 | IO14 | Input/Output | GPIO14; HSPI_CLK |
| 13 | IO12 | Input/Output | GPIO12;HSPI_MISO |
| 14 | IO13 | Input/Output | GPIO13; HSPI_MOSI; UART0_CTS |
| 15 | IO15 | Input/Output | GPIO15; HSPI_CS；UART0_RTS; Resistance is connected to ground in the inside of the module |
| 16 | VCC | - | Module power：2.7~3.3V |
| Order online |
| 【eBay】：https://www.ebay.com |
| 【Aliexpress】：https://www.aliexpress.com |
| 【Aliexpress】：https://www.aliexpress.com |
| 【Alibaba】：https://www.alibaba.com |
| For batch order/customized product |
| 【Sales hotline】：+86-28-61399028 Ext.812 |
| 【E-mail】：service@cdebyte.com |
| Technical support |
| 【Submit online】：http://www.ebyte.com/en/apple-technology.aspx |
| 【E-mail】：support@cdebyte.com |
| Model | Interface | IC | Frequency Hz | Power dBm | Distance m | communication protocol | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E103-W08B | UART | ARM® Cortex®-M3 Application Processor/ARM® Cortex®-M0 Link Controller | 2.4G | 12 | - | 802.11b | - | 16*13 | WIFI re-serial module | ||
| E103-W08A | UART | ARM® Cortex®-M3 Application Processor/ARM® Cortex®-M0 Link Controller | 2.4G | 12 | - | 802.11b | - | 22*13 | WIFI re-serial module | ||
| E103-W07 | UART | ESP32-S2 | 2412~2484M | - | - | 802.11b/g/n | PCB/IPEX | 18*31 | WIFI MESH | ||
| E103-W10 | UART | ESP8285N08 | 2.4G | 20 | 0.25 | 802.11 b/g/n | IPEX | 15*12.3mm | Serial(UART) to WIFI module | ||
| E103-W06 | UART | CC3235S | 2.4G/ 5G | 18 | - | 802.11 a/b/g/n | - | 20.5*17.5 | dual-frequency wifi module | ||
| E103-W06-TB | USB | - | - | - | - | - | - | 62*31mm | E103-W06 module test kit | ||
| E103-W05A | UART I/O | W600 | 2.4G | 20 | 0.13 | 802.11b/g/n | PCB | 24.7*14.4*11.2 | Small size, high cost performance | ||
| E103-W05C | UART I/O | W600 | 2.4G | 20 | 0.15 | 802.11b/g/n | PCB | 24*16*2.5mm(±0.2) | Cost-effective wｉ-fｉ digital transmission module | ||
| E103-W05B | UART I/O | W600 | 2.4G | 20 | 0.4 | 802.11b/g/n | IPEX | 17*16*2.5mm （±0.2） | AT command, Wi-Fi data transmission module | ||
| E103-W05 | UART I/O | W600 | 2.4G | 20 | 0.1 | 802.11b/g/n | PCB | 19*13*0.8 | Small size,High cost performance | ||
| E103-W01-IPX | UART | ESP8266EX | 2.4GHz | 20 | 0.1 | 802.11b/g/n | PCB | 16*24 | Airkiss | ||
| E103-W02 | UART | CC3200 | 2.4GHz | 20 | 0.3 | 802.11b/g/n | PCB/IPX | 27*19 | Low power,Continuous transmission | ||
| E103-W01 | UART | ESP8266EX | 2.4GHz | 20 | 0.1 | 802.11b/g/n | PCB | 16*24 | Airkiss |
