BLE4.2 Bluetooth Module with 2.4GHz Frequency
Product Description
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, which support programmable protocols to meet your customized applications. It provides you a complete hardware and software solutions, which can greatly short your product development cycle and save your cost
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DL-32-BLE4.2 Specification V2.2
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
| 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
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!