Description
CH340 CH340G USB to ESP8266 ESP01 ESP01S Serial Adapter WIFI Wireless Bluetooth Module Development Board Programmer for Arduino
[ESP-01]
802.11 b/g/n
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
Wake up and transmit packets in < 2ms
Standby power consumption of < 1.0mW (DTIM3)
[ESP-01S]
Wireless Standard: 802.11b/g/n
Frequency Range: 2.4GHz-2.5GHz(2400M-2483.5M)
Data Interface: UART/HSPI/I2C/I2S/Ir Remote Control/GPIO/PWM
Operating Voltage: 3.0-3.6V(We recommended 3.3V)
Operating Current: Average 80mA
Operating Temperature: -40~125°C
Wireless Network Mode: station/softAP/SoftAP+station
Safety Mode: WPA/WPA2
Encryption Type: WEP/TKIP/AES
Network Protocol: IPV4,TCP/UDP/HTTP/FTP
[CH340 to ESP8266 Serial Adapter]
USB to ESP8266 WIFI Module 
