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BLE4.2 Bluetooth Module with 2.4GHz Frequency

Low-power BLE4.2 Bluetooth Module with UART serial communication, which integrates a high-performance 2.4GHz RF transceiver chip, and feature-rich baseband processor (ARM968E-S MCU), with built-in 160KB Flash and 20KB RAM

  • DL-32-BLE4.2
  • 2.4GHz RF
  • BLE4.0
  • 3.8~-4.3dBm
  • 1.8~3.6V
  • -95dBm
  • 10m
  • 18*12*2mm
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Low-power BLE4.2 Bluetooth RF Transceiver Module 


DL-32-BLE4.2 is a low-power Bluetooth 4.2 module. The module integrates a high-performance 2.4GHz RF transceiver, a feature-rich baseband processor, ARM968E-S MCU, and a variety of peripheral interfaces. It has a built-in 160KBytes Flash and 20KBytes RAM, can be edited into protocols to meet your customized applications. Provide you a complete hardware and software solutions, to shorten your product development cycle and save you cost.


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DL-32-BLE4.2 Specification V1.4 do


Features

Low-power Bluetooth 4.2 module with compact size

● Built-in 10bit high precision ADC

● Support UART/GPIO/I2C/PWM/ADC/SPI/JTAG and other interfaces

● Deep sleep current 3uA

● The serial port can be enabled with pins to switch the working state and sleep state.

● Support command switching between AT command mode and transparent transmission mode.

● Support AT command configuration parameters.

● Communication distance in open areas can reach 40m @ 0dBm transmit power.

● Each frame of data packet supports up to 20 bytes.

● Power supply range: 1.55~3.3V, 3.0 V power supply is recommended.

● Dimensions: 18mm*12mm*1.7mm


Application

● Industrial wireless control

● Wearable electronic products

● Health products

● Smart sockets and lights

● Bluetooth to serial products

● Wireless remote control


Pins Definition

ble-4_01

1Pin Name Pin direction
1、3、4、9、18、26 GND

Grounding

2

ANT

External antenna when needed

5

P31

General IO, ADC1

6

P32

General IO, ADC2

7

P14

General IO, PWM4

8

VCCBAT

3.0V VCC; the output current of the external power supply 

is recommended to be above 60mA

10 RSTN

Reset pin, active low

11

P00/TXD1

General IO, UART_TXD1 and MCU communication interface

12

P01/RXD1

General IO, UART_RXD1 and MCU communication interface
13

P17

General IO, UART_RXD2

14

P16

General IO, UART_TXD2

15

P13

General IO,PWM3

16

P33

General IO,ADC3

17

P12

General IO,PWM2

19 P10 General IO,PWM0
20 P07 General IO,PWM5,SPI_NSS, JTAG_TMS
21 P06 General IO,SPI_MISO,PWM4,JTAG_TCK
22 P05 General IO,SPI_MOSI ,JTAG_TDO
23 P04 General IO,SPI_SCK ,JTAG_TDI
24 P03  General IO,I2C_SDA , JTAG_NTRST
25 P02 General IO,I2C_SCL

Size

ble-4_02

DreamLNK is a professional high-tech enterprise specializing in ISM band micro-power wireless communication technology, can provide you various RF modules and one-stop intelligent IOT solution! Products include 433MHz RF modules, 2.4G modules, Bluetooth modules, Lora modules, Antennas, Remote control, Door/windows sensors, Smoke detectors, etc. welcome to inquire!

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