Description

Features

• Model: ESP-01S
• Power: 3.3VDC, proper 3.3V voltage regulator, and NO level shifter is needed as the IO pins are 5V tolerant.
• 802.11 b/g/n protocol
• 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
• Integrated temperature sensor
• Support antenna diversity
• Integrated low power 32-bit CPU could be used as an application processor
• Power down leakage current: < 10 uA
• I/O interfaces:
  • SDIO 1.1/2.0
  • SPI
  • UART
• Communication interfaces:
  • STBC
  • 1×1 MIMO
  • 2×1 MIMO
• A-MPDU & A-MSDU aggregation & 0.4 ms guard interval
• Wake up and transmit packets in < 2 ms
• Standby power consumption of < 1.0 mW (DTIM3)

Packing List

• 1 x ESP-01 WiFi Serial Transceiver Module (ESP8266)