Product Descriptions
PB-03 is a Bluetooth module. The module adopts the core processor chip PHY6252 (SSOP24), which has industry-leading low-power performance and RF performance, and supports Bluetooth BLE5.2.
PB-03 is a highly integrated low-power Bluetooth system on chip (SoC) module. Having multiple unique hardware security mechanisms; Hardware encryption accelerator supports AES algorithm; Support low-power Bluetooth: Bluetooth 5.2, Bluetooth mesh; Bluetooth speed support: 125Kbps, 500Kbps, 1Mbps: 2Mbps; Support broadcast extension, multiple broadcasts, and channel selection.
The size of PB-03 module is only 16.6 * 13.2 * 2.8mm, and it can accommodate up to 19 IO ports. The chip has 64 built-in ports KB SRAM,256KBflash, 96KB ROM,256bit efuse; The adjustable RF output power function and other features can achieve a balance between communication distance, communication rate, and power consumption; Rich peripheral interfaces, including UART, PWM, ADC, I2C, SPI, PDM, DMA.
Supporting multiple low-power operating states, it can meet the power consumption requirements of various application scenarios and can be widely used in fields such as the Internet of Things (IoT), mobile devices, wearable electronic devices, smart homes, etc.
Product Specifications
| 模组型号 Module model | PB-03 |
| 模组封装 Module packaging | SMD-52 |
| 尺寸(mm) Size(mm) | 16.6*13.2*2.8(±0.2)MM |
| 天线形式 Antenna form | 板载天线 Onboard antenna |
| 频谱范围 Spectrum range | 2400-2483.5MHz |
| 工作环境 Work environment | -40℃ ~85℃ |
| 存储环境 Storage environment | -40℃~125°C,<90%RH |
| 供电范围 Power supply range | 供电电压2.7V~3.6V,供电电流>200mA Supply voltage 2.7V~3.6V,supply current>200mA |
| 支持接口 Support interfaces | UART/SPI/I2C/GPIO/ADC/PWM/I2S/PDM/DMA |
| 可用IO口数量 Number of available IO ports | 19 |
| 串口速率 Series Rate | Default 115200 bps |
| 蓝牙 Bluetooth | BLE 5.2 |
| 安全性 Safety | AES-128 |
| Flash | 256KB |

Product Pin interface

| 脚序 Foot sequence | 名称 Name | 功能说明 Function Description |
| 1,2,11,14,36-48,50-53 | GND | 接地电源负极 Grounding power supply negative pole |
| 3 | 3V3 | 供电电源正极 Positive pole of power supply |
| 4,7,9,10,15,17,20,21,25,34,35 | NC | 空管脚 Air traffic control foot |
| 5 | P24 | GPIO24/ADC input 2 |
| 6 | P7 | GPIO7 |
| 8 | P31 | GPIO31 |
| 12 | P16 | GPI016/32.768KHz crystal input |
| 13 | P17 | GPI017/32.768KHz crystal output |
| 16 | P32 | GPIO32 |
| 18 | P11 | GPIO11/ADC input 0 |
| 19 | P18 | GPI018/ADC input 7/PGA negative input |
| 22 | P2 | GPI02/SWD debug data inout |
| 23 | P3 | GPIO3/SWD debug clock |
| 24 | P14 | GPI014/ADC input 3 |
| 26 | P0 | GPIO0 |
| 27 | P34 | GPIO34 |
| 28 | P33 | GPIO33 |
| 29 | P23 | GPI023/ADC input l/micbias reference |
| 30 | P10 | RXD/GPIO10 |
| 31 | P9 | TXD/GPIO9 |
| 32 | P20 | GPI020/ADC input 9/PGA positive input |
| 33 | P15 | GPI015/ADC input 4/micbias output |
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