Features:
Complete 802.11b/g/n Wi-Fi SoC module, data rate up to 150Mbps;
Built-in ESP32-S2F chip, Xtensa® single-core 32-bit LX7 microprocessor, supporting clock frequency up to 240 MHz, with 128KB ROM, 320KB SRAM, 16KB RTC SRAM;
Support UART/GPIO/ADC/PWM/I2C/I2S/USB interface, support touch sensor, temperature sensor, pulse counter;
Adopt SMD-22 package;
Integrated Wi-Fi MAC/ BB/RF/PA/LNA;
Support multiple sleep modes, and the deep sleep current is less than 10uA;
The serial port rate can reach up to 4Mbps;
Embedded Lwip protocol stack;
Support STA/AP/STA+AP working mode;
Support Android and IOS Smart Config (APP)/AirKiss (WeChat) one-click network configuration;
Support serial port local upgrade and remote firmware upgrade (FOTA);
General AT commands can be used quickly;
Support secondary development, integrated Windows and Linux development environment;
ESP-12H chip built-in 4MByte Flash;
Parameter:
Module model: ESP-12H-KIT
Size: 25.4mm(W) *48.3mm(H)±0.2 mm
Package: DIP-30 (2.54 pitch standard pin header)
Antenna form: onboard PCB antenna or IPEX holder
Frequency range: 2400~ 2483. 5MHz
Interface: UART/GPI0/PWM/ADC/I2C
Working temperature: -40C~ 85 ℃
Storage environment: -40C~125°C, <90%RH
Power supply range: Micro USB power supply voltage 4. 75V ~ 5.25V, recommended 5.0V
Power supply voltage 3.0V ~ 3. 6V, power supply current >500mA, 3.3V recommended
Serial port speed: support 110 ~ 4608000 bps, the default is 115200 bps
Security: WEP/WPA-PSK/WPA2-PSK
SPI F1ash: Built-in 4MByte
Pin description:
1, IO38: GPI038/FSPIWP
2, IO37: GPI037/FSPIQ
3, IO0: GPI00
4, IO34: GPI034/FSPICS0
5, IO33: GPI033/FSPIHD
6, 3V3: Power supply
7, GND: ground
8, IO11: GPI011/TOUCH11/ADC2_ _CHO/FSPID/FSPII05
9, IO12: GPI012/TOUCH12/ADC2_ _CH1/FSPICLK/FSPII06
10, NC: empty
11, IO10: GPI010/TOUCH10/ADC1_ _CH9/FSPICS0/FSPII04
12, RX: U0RXD/GPI044/CLK_ _OUT1
13, TX: UOTXD/GPI043/CLK_ OUT2
14, GND: Ground
15, 3V3: power supply 3.3V
16, NC: empty
17, IO1: GPIO1/TOUCH1/ADC1_CH0
18, IO2: GPIO2/TOUCH2/ADC1_CH1
19, IO5: GPIO5/TOUCH5/ADC1_CH4
20, IO7: GPIO7/TOUCH7/ADC1_CH6
21, IO8: GPIO8/TOUCH8/ADC1_CH7
22, IO9: GPIO9/TOUCH9/ADC1_CH8/FSPIHD
23, IO20: GPIO20/U1CTS/ADC2_CH9/CLK_OUT1/USB_D+
24, IO19: GPIO19/U1RTS/ADC2_CH8/CLK_OUT2/USB_D25 GND ground
26, 3V3: power supply 3.3V
27, EN: Power enable pin
28, IO21: GPIO21
29, GND: ground
30, 5V: 5V power supply