User Manual

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1.Product Features

GY-BT2 is a small size BLE 5.0 Bluetooth module.

1.1 Module Features

Based on Jerry's AC6328A Bluetooth Low Energy research and development

Bluetooth 5.0 low power design,

Working voltage: 1.8~3.4V

Working temperature: -40 ℃ ~ +80 ℃ (commercial regulations)

SMD package

1.2 Bluetooth Features

Bluetooth version: BLE5.0

Modulation method: GFSK

Frequency: 2400-2483.5MHz

Bandwidth: ≤2MHz

Transmit power: ≤20dBm(EIRP)

Receive sensitivity: -92dBm

1.3 MCU Features

High performance 32-bit RISC CPU core

Up to 96M main frequency

Maximum 73KBSRAM

Maximum 512KBFLASH

RX mode: 2.0mA

TX mode: 2.8mA@0DB

Deep sleep: 1.9UA (GPIO wake up)

Real time clock RTC

All IO support function mapping