DWM1001C

The DWM1001 module is based on Decawave’s DW1000 Ultra Wideband (UWB) transceiver IC, which is an IEEE 802.15.4-2011 UWB implementation. It integrates UWB and Bluetooth® antenna, all RF circuitry, Nordic Semiconductor nRF52832 and a motion sensor.

Note

To get more information, please visit the Qorvo’s DWM1001C page.

Key Features

  • Ranging accuracy to within 10cm.

  • The UWB Channel 5 printed PCB antenna (6.5 GHz)

  • 6.8 Mbps data rate IEEE 802.15.4-2011 UWB compliant

  • Nordic Semiconductor nRF52832

  • Bluetooth® connectivity

  • Bluetooth® chip antenna

  • Motion sensor: 3-axis accelerometer

  • Current consumption optimized for low power sleep mode: <15μA

  • Supply voltage: 2.8 V to 3.6 V

  • Size: 19.1 mm x 26.2 mm x 2.6 mm

  • Modules marked DWM1001C are certified to ETSI, FCC and ISED regulations

    • FCC ID: 2AQ33-DWM1001, IC: 23794-DWM1001.

    • See the module marking section of this datasheet.

Software Compatibility

It is compatible with both LEAPS RTLS and PANS PRO RTLS.

Block Diagram

../../_images/dwm1001c-block-diagram.png

Pinouts Description

Pin Numbering

DWM1001 module pin assignments are as follows (viewed from top): -

../../_images/dwm1001c-pin-numbering.png

Pin Descriptions

Pin details are given in

SIGNAL NAME

PIN
I/O
(Default)

DESCRIPTION
REFERENCE
(Pin Designation)

SWD_CLK

2

DI

Serial wire debug clock input for debug and programming of Nordic Processor

[N] SWDCLK

SWD_DIO

3

DIO

Serial wire debug I/O for debug and programming of Nordic Processor

[N] SWDIO

GPIO_10

4

DIO

General purpose I/O pin.

[N] P0.10

GPIO_9

5

DIO

General purpose I/O pin.

[N] P0.9

GPIO_12

6

DIO

General purpose I/O pin.

[N] P0.12

GPIO_14

7

DIO

General purpose I/O pin.

[N] P0.14

GPIO_22

8

DIO

General purpose I/O pin.

[N] P0.22

GPIO_31

9

DIO

General purpose I/O pin. ADC function of nRF52

[N] P0.31

GPIO_30

10

DIO

General purpose I/O pin. ADC function of nRF52

[N] P0.30

GPIO_27

13

DIO

General purpose I/O pin.

[N] P0.27

I2C_SDA (Master)

14

DIO

Master I2C Data Line.

[N] P0.29

I2C_SCL (Master)

15

DO

Master I2C Clock Line.

[N] P0.28

GPIO_23

16

DIO

General purpose I/O pin.

[N] P0.23

GPIO_13

17

DIO

General purpose I/O pin.

[N] P0.13

UART_RX

18

DI

UART_RX

[N] P0.11

READY

19

DO

Generated interrupt from the device. Indicates events such as SPI data ready, or location data ready. See the function dwm_int_cfg() in the DWM1001 Firmware API Guide for details[5].

[N] P0.26

UART_TX

20

DO

UART_TX, This is also the ADC function of the nRF52

[N] P0.05

GPIO_1

21

DIO

General purpose I/O pin of the DW1000. It may be configured for use as a SFDLED driving pin that can be used to light a LED when SFD (Start Frame Delimiter) is found by the receiver. Refer to the DW1000 User Manual [1] for details of LED use.

[DW] GPIO1

GPIO_0

22

DIO

General purpose I/O pin of the DW1000. It may be configured for use as a RXOKLED driving pin that can be used to light a LED on reception of a good frame. Refer to the DW1000 User Manual [1] for details of LED use

[DW] GPIO0

GPIO_15

23

DIO

General purpose I/O pin.

[N] P0.15

GPIO_8

25

DIO

General purpose I/O pin.

[N] P0.08

SPIS_MISO

26

DI

Configured as a SPI slave this pin is the SPI data output. Refer to Datasheet for more details [1].

[N] P0.07

SPIS_MOSI

27

DO

Configured as a SPI slave this pin is the SPI data input. Refer to Datasheet for more details [1].

[N] P0.06

SPIS_CLK

28

DI

Configured as a SPI slave this pin is the SPI clock. This is also the ADC function of the nRF52

[N] P0.04

SPIS_CSn

29

DI

Configured as a SPI slave this pin is the SPI chip select. This is an active low enable input. The high-to-low transition on SPICSn signals the start of a new SPI transaction. This is also the ADC function of the nRF52

[N] P0.03

GPIO_3

30

DO

This pin is configured for use as a TXLED driving pin that can be used to light a LED during transmit mode. Refer to the DW1000 User Manual [2] for details of LED use.

[DW] GPIO3

GPIO_2

31

DO

This pin is configured for use as a RXLED driving pin that can be used to light a LED during receive mode. Refer to the DW1000 User Manual [2] for details of LED use.

[DW] GPIO2

BT_WAKE_UP

32

DI

When this pin is asserted to its active low state the Bluetooth device will advertise its availability for 20 seconds by broadcasting advertising packets. This is also the ADC function of the nRF52.

[N] P0.02

RESETn

33

DI

Reset pin. Active Low Input.

[N] P0.21

VCC

12

P

External supply for the module. 2.8V - 3.6V

.

GND

1, 11, 24, 34

G

Common ground.

.

Explanation of Abbreviations

ABBREVIATION

EXPLANATION

DI

Digital Input

DIO

Digital Input / Output

DO

Digital Output

G

Ground

P

Power Supply

N

nRF52832

DW

DW1000

Note

Any signal with the suffix ‘n’ indicates an active low signal.