Datasheet
CW02 - Wi-Fi & Bluetooth Core (ESP-
WROOM-32)
Front
Back
☒
CHIP
Main Category Core
Sub Category Wi-Fi
Introduced 1 August 2017
Current
version
1.0.0
Current
version date
1 February 2018
Dimensions
Size 2x2U (32x32mm)
Weight 5.5 g
Height 6.4/1.7/3.0 mm
Non-
☒
BUS Connections
North Wi-Fi antenna
Main Chip Set
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
I
2
C Speed 100/400 kHz
Programmer Setting
Programmer IP01
XinaBox Datasheet CW02 - Wi-Fi & Bluetooth Core
Contents
1 Overview
2 Applications
3 Getting Started
4 Specifications
5 External Links
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
Arduino (https://github.com/espressif/arduino-esp32)
Choose Board: "XinaBox CW02"
Choose default options for the rest.
Mongoose OS (https://mongoose-os.com/docs/quickstart/setup.md)
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
GitHub
CW02 on GitHub (https://github.com/xinabox/xCW02)