一、 概述
基于Class 2功率等级的RG-BT10-09型近距离蓝牙语音模块，采用了世界上的蓝牙芯片供应商CSR（Cambridge Silicon Radio）公司的BlueCore6-Multimedia External蓝牙芯片，完全遵循Bluetooth V3.0蓝牙规范。内嵌了功能强大的Kalimba DSP数据处理器，能实现各种数字语音处理算法，为CVC回音消除。
RG-BT10-09型近距离蓝牙语音模块是深圳市红果电子技术有限公司专业打造的Class 2蓝牙精品，充分体现了公司在高频PCB板设计、防EMI电磁辐射及射频微带天线阻抗控制领域的技术优势。本产品具有收发灵敏性高、低成本、体积小、功耗低等优点。在无遮挡的情况下，同功率等级的模块点对点传输距离可达10米。
二、 特征
■Fully Qualified Bluetooth v3.0 Specification System for data and voice
■Best in Class Bluetooth Radio with 8dbm Transmit Power and -90dBm Receive Sensitivity
■64MIPS Kalimba DSP Co-processor
■16-bit Internal Stereo Codec: 95dB SNR for DAC
■Integrated Battery Charger
■Enhanced Audibility and Noise Cancellation
■Support for IEEE 802.11 Coexistence
■Green (RoHS Compliant and no Antimony orHalogenated Flame Retardants)
■Full Speed Bluetooth Operation with Full Piconet
■工业级设计
■安全认证、数据加密
■支持多通道语音输入、
■支持SPI编程接口
■支持连接7个蓝牙从设备
■同功率等级点对点传输距离可达10多米
■支持A2DP、HSP1.2、HFP1.5等多种蓝牙应用规范。
三、 应用领域
■高品质单声道、立体声蓝牙无线耳机
■高品质蓝牙音频传输
■高品质的蓝牙音箱
■蓝牙车载免提
四、 管脚分布
一、 管脚描述
管脚序号 | 名称 | 类型 | 描述 |
1 | GND | GND | Ground connections |
2 | NC | __ | __ |
3 | AIO_0 | Bidirectional | Analogue programmable input/output line |
4 | PIO20/RX | Bidirectional with weak internal pull-down | UART data input, active high. PIO[20] is clock for SPI flash interface |
5 | PIO23/TX | Bidirectional with weak internal pull-up | UART data output, active high. PIO[23] is data output for SPI flash interface |
6 | PIO3 | Bidirectional with programmable strength internal pull-up/down | Programmable input/output line PIO[3] is chip select for SPI flash interface |
7 | PIO2 | Bidirectional with programmable strength internal pull-up/down | Programmable input/output line |
8 | PIO1 | Bidirectional with programmable strength internal pull-up/down | Programmable input/output line |
9 | PIO0 | Bidirectional with programmable strength internal pull-up/down | Programmable input/output line |
10 | RST | Input with weak internal pull-up | Reset if low. Input debounced so must be low for >5ms to cause a reset |
11 | PIO11 | Bidirectional with programmable strength internal pull-up/down | Programmable input/output line. PIO[11] is data input for SPI flash interface |
12 | LED1 | Open drain output | LED driver |
13 | LED0 | Open drain output | LED driver |
14 | GND | GND | Gronnd connections |
15 | GND | GND | Gronnd connections |
16 | 1V8 | Power | Positive supply for bluecore |
17 | POWER_EN | Analogue | Take high to enable both high-voltage regulator and switch-mode regulator |
18 | BAT | Lithium Input | Lithium ion/polymer battery positive teminal.Battery charger output and input to switch-mode regulator |
19 | CHG | battery charger input | Lithium ion/polymer battery charger input |
20 | MIC_BIAS | Analogue | Microphone bias |
21 | MIC_P | Analogue | Microphone input, positive |
22 | MIC_N | Analogue | Microphone input, negative |
23 | SPKR_N | Analogue | Speaker output, negative |
24 | SPKR_P | Analogue | Speaker output, positive |
25 | MOSI | with weak internal pull-down | SPI data input |
26 | CLK | Bidirectional with weak internal pull-down | SPI clock |
27 | CSB | Bidirectional with weak internal pull-down | Chip select for SPI, active low |
28 | MISO | Bidirectional with weak internal pull-down | SPI data output |
二、 PCB封装
