HM-BT4502 블루투스 BLE 시리얼 모듈
(HM-BT4502 Bluetooth Low Energy (BLE) Pass-through Module)
개요
- 본 제품은 HM-BT4502 블루투스 BLE 시리얼 모듈입니다.
- AT명령을 통해 HM-BT4502 모듈을 제어할 수 있으며, AT 명령을 통해 소프트웨어 리셋 및 MAC 주소 획득 등등의 셋팅을 지원합니다.
특징
- Working voltage: 1.8V-3.6V
- Working temperature: - 40℃~125℃ (built-in BLE main IC working range)
- Modulation mode: GFSK (Gaussian Frequency Shift Keying)
- Modulation frequency: 2402MHz-2480MHz
- Transient current of receiving data: less than 8mA@3V
- Transient current of sending data: less than 8mA@3V@0dBm
- Current in the low power mode: less than 4uA@3V
- Tx power: - 20dBm ~+8dBm
- Rx sensitivity: -97dBm
- Universal serial port design, full-duplex two-way communication, minimum baud rate support 9600 bps
- Default connection interval is 30 millisecond, fast connection
- Support 2M symbol transmission and 244 bytes packet transmission
- Support AT commands for basic settings