CW02 - Wi-Fi & Bluetooth Core

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CW02 - Wi-Fi & Bluetooth Core (ESP-WROOM-32)
CW02 V0.5.1 Front.JPG
Front
CW02 V0.5.1 Back.JPG
Back
Main Category Core
Sub Category Wi-Fi
Introduced 1 August 2017; 17 months ago (2017-08-01)
Current version 1.0.0
Current version date 1 February 2018; 11 months ago (2018-02-01)
Size 2x2U (32x32mm)
Weight 5.5 g
Height 6.4/1.7/3.0 mm
North Wi-Fi antenna
Main Chip ESP-WROOM-32
Architecture Xtensa®
Core Size 32 bit
Max. Frequency 240 MHz Core, 40 MHz only for Wi-Fi/BT functionality
Program Memory Size 4 MB SPI Flash
EEPROM Memory Size 448 kB
RAM Memory Size 520 kB SRAM
I2C Speed 100/400 kHz
Espressif-logo-pratik-panda-clients-2.png
Espressif Systems
Programmer IP01
Default Setting DTE
Change Setting DCE
RXD RXD0
TXD TXD0
SDA IO21
SCL OP22
Red pin IO25
Green pin IO26
Blue Pin IO27

Overview

An xCHIP core Wi-Fi & Bluetooth module. CW02 is based on the ESP32 which is a single 2.4 GHz Wi-Fi and Bluetooth combo chip designed with TSMC ultra-low-power 40 nm technology and an Xtensa® Dual-core 32-bit LX6 microprocessor.

Product highlights

  • Based on ESP-WROOM-32
  • 2.4Ghz Wifi and Bluetooth
  • 4 MB SPI Memory
  • Arduino, Mongoose OS, NodeMCU and Lua compatible
  • OTA capable through WiFi
  • Supports WPA Personal and Enterprise
  • RGB LED

Applications

  • Internet-of-Things sensing and control applications
  • Wireless sensing
  • Mobile Application Control

Getting Started

Specifications

  • WiFi:
    1. RF certification:
      • FCC/CE/IC/TELEC/KCC/SRRC/NCC
    2. Protocols:
      • 802.11 b/g/n/e/i (802.11n up to 150 Mbps)
      • A-MPDU and A-MSDU aggregation and 0.4 µs guard interval support
  • Bluetooth:
    1. Protocols:
      • Bluetooth v4.2 BR/EDR and BLE specification
    2. Radio:
      • NZIF receiver with -97 dBm sensitivity
      • Class-1, class-2 and class-3 transmitter
      • AFH
  • Built-board PCB antenna
  • Processor: L106 32-bit RISC microprocessor core based on the Tensilica Xtensa Diamond Standard 106Micro running at 80 MHz
  • External QSPI flash: 4 MB
  • On-board Hall sensor and temperature sensor
  • WiFi Modes:
    1. Station/SoftAP/SoftAP+Station/P2P
  • WiFi Security:
    1. WPA/WPA2/WPA2-Enterprise/WPS
  • Encryption:
    1. AES/RSA/ECC/SHA
  • WiFi OTA Capable
  • Network protocols:
    1. IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT

External Links

Datasheet

Shop

GitHub