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Home >Module>BLE>CC26**
CC2640R2L
BLE5.0
low power consumption
CC2640R2L
BLE5.0
low power consumption

E104-BT51A CC2640R2L ble5.0 2.4GHz CC2640R2F UART to ble Slave Module PCB Antenna

[IC]：CC2640R2L

[Frequency]：2.402~2.480GHz

[Protocol]：BLE5.0

[Distance]：50m

[Size]：16*11.5mm

[Product weight]：0.8g±0.1g

[Introduction]：E104-BT51A is a serial port to ble ble slave node module that supports ble protocol version 5.0. It is small in size and low in power consumption. It works in the 2.4GHz frequency band.

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Pin Definition
Pin No. Pin Name Pin Type Pin Function Pin Specifications
1 GND Input Power ground wire -
2 NC - NC -
3 NC - NC -
4 MODE Input Mode selection Falling edge: configuration mode.Rising edge: transparent transmission mode.
5 WAKEUP/SLEEP Input Wake-up pin Wake-up: falling edge. Sleep: rising edge.
6 DIO_2 Output OUTPUT0 User GPIO output pin 0
7 LINK Output Connection Status Bluetooth connection: low level.Bluetooth no connection: high level
8 DATA Output Data indication 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.
9 GND - Power ground -
10 TMSC - NC Hang in the air, customers don’t need to care
11 TCKC - NC Hang in the air, customers don’t need to care
12 DIO_6 Output OUTPUT1 User GPIO output pin 1
13 DIO_5 Output PWM0 User PWM output pin 0
14 DIO_7 Output PWM1 User PWM output pin 1
15 DIO_8 Input ADC2 Bluetooth service battery voltage acquisition pin
16 GND - Power ground Power ground
17 VCC - Power is positive Power is positive
18 RXD Input UART RX pin -
19 TXD Output UARTTX pin -
20 DIO_12 Output ADC0 ADC acquisition pin 0
21 DIO_13 Input ADC1 ADC acquisition pin 1
22 nRESET Input Power reset Active low
23 NC - - -
24 NC - - -