E104-BT51 CC2640R2F BLE5.0 beacon ibeacon ble to uart serial port wireless rf module ble
[IC]：CC2640R2F
[Frequency]：2.402~2.480GHz
[Protocol]：BLE5.0
[Distance]：75m
[Size]：17.5*28.7mm
[Product weight]：2g±0.1g
[Introduction]：E104-BT51 is a serial to ble slave module based on ble protocol version 5.0, which is small-sized, low power consumption, and works in the 2.4GHz frequency band. E104-BT51 module is a serial to ble ble module developed by Chengdu Ebyte Electronic Technology Co., Ltd. based on TI CC2640R2F chip.
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| Pin No. | Name | Direction | Function |
|---|---|---|---|
| 1、2、3 | GND | - | Ground, connected to power supply reference ground |
| 4 | DIO_0 | Input/Output | General IO port, sensor controller (see CC26xx manual for details) reserved |
| 5 | DIO_1 | Input/Output | General IO port, sensor controller (see CC26xx manual for details) reserved |
| 6 | DIO_2 | Input | RX |
| 7 | DIO_3 | Output | TX |
| 8 | DIO_4 | Input/Output | OUTGPIO0 |
| 9 | DIO_5 | Input/Output | OUTGPIO1 |
| 10 | DIO_6 | Input/Output | OUTGPIO2 |
| 11 | DIO_7 | Input/Output | OUTGPIO3 |
| 12 | DIO_8 | Input/Output | PWM0 |
| 13 | DIO_9 | Input/Output | PWM1 |
| 14 | DIO_10 | Input/Output | PWM2 |
| 15 | DIO_11 | Input/Output | PWM3 |
| 16 | DIO_12 | Input | WAKEUP/SLEEP（Wake up sleep） |
| 17 | DIO_13 | Input/Output | MODE（Mode selection） |
| 18 | DIO_14 | Input/Output | DATA (data indication) When the module outputs data through the serial port, the DATA pin of the module is low level, indicating that data is being sent. AT command response does not change the DATA pin state. |
| 19 | DIO_15 | Input/Output | LINK（Connection indication） |
| 20 | JTAG_TMS | Input/Output | JTAG_TMSC, High drive capability (see CC26xx manual for details) |
| 21 | JTAG_TCK | Input/Output | JTAG_TCKC, High drive capability (see CC26xx manual for details) |
| 22 | DIO_16 | Input/Output | High drive general IO port, JTAG_TDO (see CC26xx manual for details) |
| 23 | DIO_17 | Input/Output | High drive general IO port, JTAG_TDI (see CC26xx manual for details) |
| 24 | DIO_18 | Input/Output | General IO port，(see CC26xx manual for details) reserved（Baseboard button） |
| 25 | DIO_19 | Input/Output | INGPIO0 |
| 26 | DIO_20 | Input/Output | INGPIO1 |
| 27 | GND | - | Ground, connected to power supply reference ground |
| 28 | DIO_21 | Input/Output | INGPIO2 |
| 29 | VCC | - | Power supply, 1.8～3.8V |
| 30 | DIO_22 | Input/Output | INGPIO3 |
| 31 | DIO_23 | Input/Output | ADC0 |
| 32 | nRESET | Input/Output | Reset, low (see CC26xx manual for details) |
| 33 | DIO_24 | Input/Output | ADC1 |
| 34 | DIO_25 | Input/Output | Battery voltage acquisition |
| 35 | DIO_26 | Input/Output | General IO port, sensor controller, digital (see CC26xx manual for details) reserved |
| 36 | DIO_27 | Input/Output | General IO port, sensor controller, digital (see CC26xx manual for details) reserved |
| 37 | DIO_28 | Input/Output | General IO port, sensor controller, digital (see CC26xx manual for details) reserved |
| 38 | DIO_29 | Input/Output | General IO port, sensor controller, digital (see CC26xx manual for details) reserved |
| 39 | DIO_30 | Input/Output | General IO port, sensor controller, digital (see CC26xx manual for details) reserved |
| 40、41、42 | GND | - | Ground, connected to power supply reference ground |