MK715x1EK1 Hardware Manual
2. Hardware specifications
FEXK715x1EK1_HardManual-01
7
CN21
Pin Name
MK715x1EK1 Assignment
nRF52 Port
nRF52 Function
P02
GPIO/AIN0
P0.02
GPIO/AIN0
P08
UART RXD
P0.08
GPIO
CN3
Pin Name
MK715x1EK1 Assignment
nRF52 Port
nRF52 Function
SCLK
SWDCLK
SWDCLK
SWDCLK
SIO
SWDIO
SWDIO
SWDIO
P20
LED7
P0.20
GPIO
P18
LED5
P0.18
GPIO
P21
nRESET
P0.21
GPIO/nRESET
P19
LED6
P0.19
GPIO
P17
LED4
P0.17
GPIO
P14
DIP SW (2)
P0.14
GPIO
P12
GPIO
P0.12
GPIO
P16
DIP SW (4)
P0.16
GPIO
P15
DIP SW (3)
P0.15
GPIO
P13
DIP SW (1)
P0.13
GPIO
P11
GPIO
P0.11
GPIO
P10
GPIO
P0.10
GPIO/NFC2
P09
GPIO
P0.09
GPIO/NFC1
P07
UART CTS
P0.07
GPIO
P05
UART RTS
P0.05
GPIO/AIN3
GND
GND
GND
Ground
VDD
VDDIO
VDD
Power
2.6 Switch
2.6.1
DIPSW-4
DIP SW is connected to four ports from P0.13 to P0.16
The port assignment and circuit configuration are shown below.
Symbol
Pin No.
GPIO
Initial setting
SW2
1
P0.13
On
2
P0.14
Off
3
P0.15
Off
4
P0.16
Off
※
DIP SW substitutes the four user buttons on the Nordic nRF52DK Board.
2.6.2
Reset Switch
Pushing the reset switch puts the MK715x1 into a reset state.
Reset Switch
State
Function
ON
P0.21/nRESET = Low (Reset state)
OFF
P0.21/nRESET = High (Reset releas state)
