BMD-34 / 38 EVK - User guide
UBX-19033356 - R05
Hardware description
Page 15 of 20
C1-Public
Pin
Pin name
nRF52840
Function
4
P0.07
P0.07
GPIO / TRACECLK
5
P0.06
P0.06
GPIO
6
P0.05
P0.05
GPIO / AIN3
7
P0.01
P0.01
OPEN / GPIO
8
P0.00
P0.00
OPEN / GPIO
Table 7: Header J9
Pin
Pin name
nRF52840
Function
1
P0.11
P0.11
GPIO / TRACED[2]
2
P0.12
P0.12
GPIO / TRACED[1]
3
P0.13
P0.13
GPIO
4
P0.14
P0.14
GPIO
5
P0.15
P0.15
GPIO
6
P0.16
P0.16
GPIO
7
P0.17
P0.17
OPEN / GPIO / QSPI CS
8
P0.18
P0.18
RESET_N / GPIO
9
P0.19
P0.19
OPEN / GPIO / QSPI CLK
10
P0.20
P0.20
OPEN / GPIO / QSPI DIO0
11
P0.21
P0.21
OPEN / GPIO / QSPI DIO1
12
P0.22
P0.22
OPEN / GPIO / QSPI DIO2
13
P0.23
P0.23
OPEN / GPIO / QSPI DIO3
14
P0.24
P0.24
GPIO
15
P0.25
P0.25
GPIO
16
P1.00
P1.00
GPIO / TRACED[0] / SWO
17
P1.09
P1.09
OPEN / GPIO / TRACED[3]
18
-
-
No connection
Table 8: Header J10
Pin
Pin name
nRF52840
Function
1
P1.14
P1.14
GPIO
2
5V0
-
+5.0 V USB Power
3
P1.15
P1.15
GPIO
4
P1.13
P1.13
GPIO
5
RESET
P0.18
RESET_N / GPIO
6
GND
Ground
Table 9: Header J11