
EVK-NORA-W1 - User guide
UBX-22002764 - R02
Hardware description
Page 19 of 22
C1-Public
show the pin assignments of each header.
Pin
Pin name
NORA-W1 pin
Function
1
NC.
-
No connection
2
IOREF
-
Level shifter supply voltage
3
RESETn
J3
ESP-GPIO/AIN6
4
+3V3
–
Supply
5
VBUS
Supply
6
GND
Ground
7
GND
Ground
8
+Vin
Supply
Table 8: Header J1, power
Pin
Pin name
NORA-W1 pin PT1/PT2
Function
1
GPIO11
G3
GPIO ADC2-CH0
2
GPIO12
G2
GPIO ADC2-CH1
3
GPIO13
A6
GPIO ADC2-CH2
4
GPIO5
J8
GPIO ADC1-CH4
5
GPIO15
C6
GPIO ADC2-CH4, XTAL-32K-P
6
GPIO16
B6
GPIO ADC2-CH5, XTAL-32K-N
Table 9: Header J2, analog IO
Pin
Pin name
NORA-W1 pin
Function
1
GPIO10
H3
FSPI-IO4
2
GPIO14
A5
FSPI-DQS
3
GPIO2
H8
ADC1-CH1
4
GPIO3
J9
ADC-CH2
5
GPIO4
D8
ADC1-CH3
6
GPIO46
H7
GPIO46
7
TxD
G8
GPIO43
8
RxD
G9
GPIO44
Table 10: Header J3, digital IO
Pin
Pin name
NORA-W1 pin
Function
1
GPIO0
F7
BOOTn
2
GPIO21
C8
GPIO21
3
NC.
–
4
GND
–
5
GPIO36
B1
FSPI-CLK
6
GPIO37
C1
FSPI-Q
7
GPIO35
C2
FSPI-D
8
GPIO34
B3
FSPI-CS0
9
GPIO38
A2
FSPI-WP
10
GPIO33
D3
FSPIHD
Table 11: Header J4, digital IO