
Page 19 of 62
nRF51822 Development Kit User Guide v1.4
4.2.1
nRFgo nRF51822 DK modules
The nRF51822 modules contain the nRF51822 device and its interfaces (see
on page 21 for a complete description). The modules are plugged into the Motherboard which
provides the power supply. Make sure the jumper on header
K1
is placed in the default position as
described in
Section 5.1.8 “Current measurements”
on page 29. The Motherboard is connected to your
computer with a USB cable and turned on as described in
“Turn on and set the supply voltage“
On the Motherboard, the two 10 pin flat cables connecting
P8
(PORT0) and
P1
(BUTTONS), and
P10
(PORT1)
and
P2
(LEDS) are required to connect the correct I/Os to the LEDs for the example projects in
on page 6 and for projects in the SDK.
Note:
With the nRFgo Studio application you can control the supply voltage (VTG) to the connected
nRF51822 DK module as described in
“Turn on and set the supply voltage“
4.2.2
nRF51822 Development Dongle (PCA10000)
The nRF51822 Development Dongle (PCA10000) enables you to see the data sent between the dongle and
a single nRF51822 device. The nRF51822 Development Dongle is plugged into a USB port on your computer
as described in
“Compile, program, and run the heart rate monitor demo“
4.2.3
J-Link Lite CortexM-9 JTAG/SWD Emulator
The programming and debugging (SWD) interface of the nRF51822 device is accessed through a 10 pin
connector (
P3
) on the nRF51822 DK module.
Figure 5
Pin 1 position on the SEGGER J-Link Lite CortexM-9
Pin 1