BDE-BLEM201 Bluetooth 5.0 Low Energy Module Owner’s Manual
- June 12, 2024
- BDE
Table of Contents
Bluetooth 5.0 Low Energy
Module
Owner’s Manual
BDE-BLEM201
Key Features
-
Bluetooth 5.0 single-mode compliant
-
Support master and slave modes, 3+ simultaneous connections in master mode
-
Integrated Bluetooth Low Energy stack, no external MCU needed
-
RF performance
- TX power: -23dBm to 0dBm
- RX sensitivity: up to -94dBm
-
Communication range: 100m (LOS)
-
Ultra low power 8051 microcontroller core
- 8K RAM with retention
- 256K in-system-programming flash
- 23 GPIOs (21x4mA, 2x20mA)
- 12-bit ADC with eight channels and configurable resolution
- Data interfaces: I2C x 1, USART x 2
- Integrate high-performance comparator
-
Ultra low power consumption: 0.5uA@PowerMode3 (External Interrupts)
-
Antenna: Chip antenna with -0.5 dBi Gain
-
Size: 16.55mm x10.88mm x 1.5mm (Without Shielding)
16.55mm x10.88mm x 2.2mm (With Shielding) -
BQB certification
-
FCC, CE, RoHS compliant
Descriptions
BDE-BLEM201 is a Bluetooth 5.0 single-mode compliant Bluetooth low energy
module targeted at low power sensors and PC/Phone accessories.
BDE-BLEM201 highly integrates Bluetooth Low Energy radio, stack, profile and
applications in a SoC, without the need of using an external MCU. The module
also offers flexible hardware interfaces for the sensor application.
It enables ultra low power connectivity and data transfer for the applications
that are sensitive to power consumption, size and cost.
Applications
- Medical devices
- Sports and fitness equipment’s
- Home electronics
- Mobile and PC accessories
- Industry automation
Block Diagram
Electrical Characteristics
- Absolute maximum rating
| Rating | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Storage Temperature | -40 | – | 125 | ℃ |
| VDD | -0.3 | – | 3.9 | V |
| Other Terminals | -0.2 | – | VDD+0.3≤3.9 | V |
- Recommended operating conditions
| Rating | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Temperature | -40 | – | 85 | ℃ |
| VDD | 2 | 3.3 | 3.6 | V |
Overall Dimensions
Fig. 2 shows the overall dimensions of BDE-BLEM201. The module measures 16.55mm long by 10.88mm wide by 1.5mm high without board level shield.
Pin Definitions
Table 2: Pin
definitions of BDE-BLEM201
| Pin Number | Pin Name | Definitions |
|---|---|---|
| 1 | GND | Power ground |
| 2 | AVDD | Power supply for analog circuit |
| 3 | P2.2 | GPIO |
| 4 | P2.1 | GPIO |
| 5 | P2.0 | GPIO |
| 6 | P1.7 | GPIO |
| 7 | P1.6 | GPIO |
| 8 | NC | NC |
| 9 | SDA | Serial clock of I2C |
| 10 | SCL | Serial data of I2C |
| 11 | GND | Power ground |
| 12 | P1.5 | GPIO |
| 13 | P1.4 | GPIO |
| 14 | P1.3 | GPIO |
| 15 | P1.2 | GPIO |
| --- | --- | --- |
| 16 | P1.1 | GPIO |
| 17 | P1.0 | GPIO |
| 18 | P0.7 | GPIO |
| 19 | DVDD | Power supply of digital circuit |
| 20 | GND | Power ground |
| 21 | P0.6 | GPIO |
| 22 | P0.5 | GPIO |
| 23 | P0.4 | GPIO |
| 24 | P0.3 | GPIO |
| 25 | P0.2 | GPIO |
| 26 | P0.1 | GPIO |
| 27 | P0.0 | GPIO |
| 28 | RESET | Reset pin, active low |
| 29 | GND | Power ground |
| 30 | RF GND | RF ground |
| 31 | RF | Power port |
| 32 | RF GND | RF ground |
Table 3: Peripheral IO pin mapping
| PERIPHERAL / FUNCTION | P0 | P1 | P |
|---|---|---|---|
| 7 | 6 | 5 | 4 |
| ADC | A7 | A6 | AS |
| Operational amplifier | |||
| Analog comparator USART 0 SPI Alt. 2 | + | ||
| C SS | |||
| USART 0 UART Alt.2 | |||
| RT | CT | ||
| USART 1 SPI Alt.2 | MI | ||
| USART 1 UART Alt.2 | RX | ||
| TIMER 1 Alt.2 | 4 | 3 | |
| 3 | 4 | ||
| TIMER 3 Alt.2 | |||
| TIMER 4 Alt.2 | |||
| DEBUG | |||
| 0 |
Module Location
In order to get a fine performance when integrate the module to your product, it is advised to use the recommended module location to the respective PCB.
- Location in X-Y plane
- Location in Z plane
Typical Solder Reflow Profile
Package Information
Note: Operation Frequency：2402 MHz ~ 2480 MHz, tune up power with tolerance: -2+/-1dBm, GFSK modulation
Contacts
BDE Technology Inc.
Address: Innovation Building C1-1105, 182 Science Ave, Science City,
Guangzhou, 510663, China
Website: www.bdecomm.com
Email: info@bdecomm.com
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>