ESP8266 ESP-07 ESP-07S ESP32-S Serial to Wireless WIFI Bluetooth Expansion Board Module with 2.4GHz Antenna for Arduino

ESP32-S

The main chip uses a low-power dual-core 32-bit CPU with a frequency of up to 240MHz and a computing power of up to 600DMIPS.
Default 32Mbit SPI Flash, 520KB SRAM
Support SoftAP and Station mode
Ultra-small 802.11b/g/n Wi-Fi + BT/BLE SoC module
Support UART/SPI/I2C/I2S/PWM/ADC/DAC, etc.
Support for firmware upgrade (FOTA)
Antenna supports on-board antenna or block output

ESP8266 ESP-07

Description:
This is WiFi serial transceiver module, based on ESP8266 SoC. The SOC has Integrated TCP/IP protocol stack.It is TTL serial communication interface and its parameters can be set by AT command. It is widely used in networking, smart home project when it is connected to the wifi router. It can be used for remote monitoring of home appliances, bedroom temperature and humidity, controlling home appliances and smart car by the mobile phone.

Feature:
For Arduino UNO R3 and the compatible board can directly connect to this module.
Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit)
Working voltage: 4.5V - 5.5V (On-board 3.3V LDO Regulator)
Working current: 240mA(MAX)
Serial port baud rate: 115200 (default), can be modified to other values by AT command
Serial communication format: 8N1
On-board reset button
On-board switch to select UART mode or firmware update mode
Antenna Type: Built-in ceramic antenna is available, and you can also use an external antenna.
Wireless Network Mode: station / softAP / SoftAP + station
Wireless criteria: 802.11 b / g / n
WIFI @ 2.4 GHz, support for WPA / WPA2 security mode
It is very easy to design projects by AT command
Applications: Home automation, sensor networks, industrial wireless control, smart car.

ESP8266 ESP-07S

Parameter:
Wireless standard: 802.11 b / g / n
Frequency range: 2.4GHz-2.5GHz (2400M-2483.5M)
Data interface: UART / HSPI / I2C / I2S / Ir remote control
Working voltage: GPIO / PWM 3.0-3.6V
Working current: 80mA (average)
Working temperature: -40 ℃ ~ 125 ℃
Storage temperature: normal temperature
External interface: N / A
Wireless network mode: station / softAP / SoftAP + station
Security mechanism: WPA / WPA2
Encryption type: WEP / TKIP / AES
Upgrade firmware: local serial port download / cloud upgrade / mainframe download
Software development: Support client server, provide SDK for client secondary development
Network protocols: IPv4, TCP / UDP / HTTP / FTP
User configuration: AT instruction set, cloud server, ndroid / iOS APP
Size: 17 * 16 * 3mm

Feature:
Supports 802.11 b / g / n standards
Built-in Tensilica L106 low-power 32-bit MCU, main frequency supports 80 MHz and 160 MHz, supports RTOS
Built-in 10-bit high-precision ADC
Built-in TCP / IP protocol stack
Built-in TR switch, balun, LNA, power amplifier and matching network
Built-in PLL, AVR and power management components, 802.11b mode + 20dBm output power
A-MPDU, A-MSDU aggregation and 0.4s guard interval
WiFi 2.4 GHz, support WPA / WPA2 security mode
Support AT remote upgrade and cloud OTA upgrade
Support STA / AP / STA + AP operation mode
Support smart configuration function (including Android and iOS devices)
HSPI, UART, I2C, I2S, infrared remote control, PWM, GPIO
Sleep holding current is 10uA, power-down current is less than 5uA
Connect and transmit packets after 2ms wake up
Standby power consumption is less than 1.0 mW (DTIM3)
Operating temperature range: -40 ° C to 125 ° C

Pin definition:
RST: reset module
ADC: A / D conversion result, input voltage range is 0-1V; value range: 0 ~ 1024
CH_PD: high level operation; low level module is powered off
GPIO16: Connect to RST pin to achieve deep sleep wakeup
GPIO14: HSPI_CLK
GPIO12: HSPI_MISO
GPIO13: HSPI_MOSI; UART0_CTS
VCC: 3.3V power supply
GND: GND
GPIO15: MTDO; HSPICS; UART0_RTS
GPIO2: UART1_TXD
GPIO0: GPIO0
GPIO4: GPIO4
GPIO5: GPIO5
RXD0: UART0_RXD; GPIO3
TXD0: UART0_TXD; GPIO1