Specifications

Coolwave Communication
www.coolwaveasia.com [e-mail]
Features
General description
 Supports Bluetooth 4.2 core specification
 Additional Adv channel
 Integrated MCU to execute Bluetooth protocol stack
 Supports multiple level Low Energy states
 Supports LE L2CAP Connection Oriented Channel Support
 Supports LE low duty directed advertising
 Supports LE data length extension feature
 Supports OTA (Over-the-Air) programming mechanism for firmware
upgrade
 Supports GAP, ATT/GATT, SMP, L2CAP
 Generic Applications for GAP Central, Peripheral, Observer and
Broadcaster Roles
Platform
 ARM Cortex-M4 Max Frequency 20MHz
 Total 160KB SRAM
 Serial Flash Controller (One and Quad-bits mode)with 16KB 4-way
cache
 Supports AES128/192/256 encrypt/decypt engine
 Embedded 2Mbit flash
Bluetooth Transceiver
 Tx Power: 0/4dBm adjustable
 Rx Sensitivity : -97dBm BLE
 Fast AGC control to improve receiving dynamic range
 Supports Bluetooth Low Energy PHY
Peripheral Interfaces
 Flexible GPIO
 Hardware Keyscan and Quad-decoder
 Embedded IR transceiver
 Real-Time Counters (RTC)
 SPI master/slave x 2; Timers x 8; I2C x 2; PWM x 8; UART x 2
 400ksps, 12bit, 8channel AUXADC