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The WS-nRF52840 module is a high-performance, low-power, multi-protocol solution based on the Nordic Semiconductor nRF52840 SoC.
This module integrates all necessary components, making it ideal for applications in IoT, BLE, Zigbee, and Thread.
FEATURES
High-Integration Design:Equipped with an Arm® Cortex®-M4F processor, providing powerful computing capabilities. It can run applications independently, eliminating the need for an additional microcontroller.
Multi-Protocol Support:Capable of simultaneously running multiple wireless protocols, making it suitable for IoT devices, such as smart home systems, automation controls, and wearable devices.
Low Power Consumption:Utilizes advanced power management technology and supports ultra-low power modes, making it ideal for battery-powered devices and extending operational lifespan.
High-Sensitivity Wireless Communication:Features a 2.4GHz transceiver with +8dBm transmission power and -95 dBm receiver sensitivity, ensuring stable long-range communication.
Versatile I/O Interfaces:Provides various I/O interfaces, facilitating easy connections with sensors and external devices.
Processor: 32-bit ARM Cortex-M4 with FPU
Frequency Band: 2.4GHz ISM band
Memory: 1MB Flash, 256KB RAM
Connectivity: BLE 5.0, Bluetooth Mesh, Zigbee, Thread, ANT, proprietary 2.4GHz
Operating Voltage: 1.7 ~ 5.5V
Integrated Components: Antenna, Crystal oscillators, and Passive components
Antenna: Built-in Antenna eliminates the need for external Antennas.
APPLICATIONS
Wearable devices
Smart home products
Industrial IoT
Health monitoring devices
Asset tracking systems
SPECIFICATIONS
General
Dimensions: 19.5 mm x 14.3 mm x 2 mm
Weight: 2 grams
Operating Temperature: -40°C ~ +85°C
Package: Surface-mount module
Power Consumption
Active RX Mode: 4.6 mA
Active TX Mode: 4.8 mA at 0 dBm
System On, Idle Mode: 1.5 µA
Radio Performance
Frequency Range: 2400MHz ~ 2483.5MHz
Output Power: up to +8dBm
Sensitivity: -103dBm at 1Mbps BLE
Data Rates: 125kbps to 2Mbps (BLE)
Interfaces
GPIO: up to 24 configurable pins
UART: 2
SPI: 3
I2C: 2
PWM: 4
REFERENCE DESIGN
Detailed layout and schematic examples for integrating the module in to a PCB, including recommended PCB stackup and guidelines for antenna placement.
Front view
Pin
Pin DESCRIPTION
A detailed pinout diagram with descriptions of each pin (e.g., power supply pins, ground pins, and communication interfaces).
Pin ASSIGNMENT
Name
I/O
Description
1
P1.11
Digital I/O, software configured
2
P1.10
3
P1.13
4
P0.02/AIN0
5
P0.31/AIN7
6
P1.15
7
P0.29/AIN5
8
P0.07
9
GND
I
Ground
10
VDD
Supply voltage for 1.7 V to 3.6 V
11
P0.04/AN2
12
P0.27
13
P0.06
Digital I/O, software configure
14
P0.08
15
P1.09
16
P0.12
17
VDDH
Supply voltage for 2.5 V to 5.5V
18
19
P0.11
20
P0.14
21
P0.13
22
P0.15
23
P0.18/RESRT
Digital I/O, software configured/RESET
24
P0.19
25
P0.21
26
P0.22
27
P0.23
28
P0.01