rf-bm-2642b1是信驰达科技基于美国德州仪器cc2642r 为核心自主研发的蓝牙 5.0 模块。模块除了集成负责应用逻辑的高性能 arm cortex-m4f 处理器与一个专用于负责射频核心的 arm cortex-m0 处理器之外，还具有非常有特色的 16 bit 低功耗传感器处理核心。具有352 kb 的可编程闪存和 80 kb 超低泄漏 sram。支持低功耗蓝牙 5.0 并向下兼容低功耗蓝牙 4.2 等。
机械尺寸
引脚定义
| 引脚序号 | 名称 | 功能 | 备注 |
| 1 | p00 | gpio | gpio, sensor controller |
| 2 | p01 | gpio | gpio, sensor controller |
| 3 | p02 | gpio | gpio, sensor controller |
| 4 | p03 | gpio | gpio, sensor controller |
| 5 | p04 | gpio | gpio, sensor controller |
| 6 | p05 | gpio | gpio, sensor controller, high-drive capability |
| 7 | p06 | gpio | gpio, sensor controller, high-drive capability |
| 8 | p07 | gpio | gpio, sensor controller, high-drive capability |
| 9 | p08 | gpio | gpio |
| 10 | p09 | gpio | gpio |
| 11 | p10 | gpio | gpio |
| 12 | p11 | gpio | gpio |
| 13 | p12 | gpio | gpio |
| 14 | p13 | gpio | gpio |
| 15 | p14 | gpio | gpio |
| 16 | p15 | gpio | gpio |
| 17 | jtag_tmsc | jtag_tmsc | jtag tmsc, high-drive capability |
| 18 | jtag_tckc | jtag_tckc | jtag tckc |
| 19 | p16 | gpio | gpio, jtag_tdo, high-drive capability |
| 20 | p17 | gpio | gpio, jtag_tdi, high-drive capability |
| 21 | p18 | gpio | gpio |
| 22 | p19 | gpio | gpio |
| 23 | p20 | gpio | gpio |
| 24 | p21 | gpio | gpio |
| 25 | p22 | gpio | gpio |
| 26 | p23 | gpio | gpio, sensor controller, analog |
| 27 | p24 | gpio | gpio, sensor controller, analog |
| 28 | p25 | gpio | gpio, sensor controller, analog |
| 29 | p26 | gpio | gpio, sensor controller, analog |
| 30 | p27 | gpio | gpio, sensor controller, analog |
| 31 | p28 | gpio | gpio, sensor controller, analog |
| 32 | p29 | gpio | gpio, sensor controller, analog |
| 33 | p30 | gpio | gpio, sensor controller, analog |
| 34 | vcc | 电源 | 模块电源: 1.8 v ~ 3.8 v，推荐3.3 v |
| 35 | gnd | 地 | / |
| 36 | reset | 复位脚 | 复位，低电平有效。无内部上拉 |