Feature
SDIO 2.0, SPI, UART
32-pin QFN package
Wi-Fi Direct (P2P), soft-AP
Integrated TCP/IP protocol stack
Integrated TR switch, balun, LNA, power amplifier and matching network
Integrated PLLs, regulators, DCXO and power management units
+19.5dBm output power in 802.11b mode
Power down leakage current of<10uA
Integrated low power 32-bit CPU could be used as application processor
SDIO 1.1/2.0, SPI, UART
STBC, 1×1 MIMO, 2×1 MIMO
A-MPDU & A-MSDU aggregation & 0.4ms guard interval
Integrated RF switch, balun, 24dBm PA, DCXO, and PMU
Integrated RISC processor, on-chip memory and external memory interfaces
Integrated MAC/baseband processors
Quality of Service management
I2S interface for high fidelity audio applications
On-chip low-dropout linear regulators for all internal supplies
Proprietary spurious-free clock generation architecture
Integrated WEP, TKIP, AES, and WAPI engines
Specification:
802.11 b/g/n
Wake up and transmit packets in < 2ms
Standby power consumption of < 1.0mW (DTIM3)
If you need ESP-01 version, please search for this link:
https://www.aliexpress.com/item/10pcs-lot-2015-New-version-ESP8266-ESP-01-Serial-WIFI-Wireless-Module/32634717018.html?
Use example
![1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version]( "1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version")
shipping list：
ESP-01S*1
![1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version]( "1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version")
![1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version]( "1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version")