Connectors and Jumpers

The DLN-1 board is equipped with 3 connectors used to connect user peripherals. Signals, earth and 3.3 V power lines are output on each of the connectors.

Connector - J2

J2 pin	GPIO pin	Additional functionality
1	C.6 (22)	I2C_SDA
2	GND
3	VCC	3.3V or 5V, configured by JP1
4	C.7 (23)	I2C_SCL

Connector - J3

J3 pin	GPIO pin	Additional functionality
1	A.0 (0)	SPI_SS1 / ADC4
2	A.1 (1)	SPI_MOSI
3	A.2 (2)	SPI_SS2 / PWM0
4	A.3 (3)	SPI_MISO
5	A.4 (4)	SPI_SS3 / ADC0
6	A.5 (5)	SPI_SS0
7	A.6 (6)	SPI_SS4 / PLS_CNT1 / ADC1
8	A.7 (7)	SPI_SCK
9	VCC	3.3V or 5V, configured by JP2
10	VCC	3.3V or 5V, configured by JP2
11	GND
12	GND
13	C.0 (16)	ADC3
14	C.1 (17)
15	C.2 (18)	ADC2
16	C.3 (19)	PWM1 / ADC6
17	GND
18	GND
19	NC
20	NC
21	C.4 (20)
22	C.5 (21)
23	C.6 (22)	I2C_SDA
24	C.7 (23)	I2C_SCL
25	B.0 (8)	ADC5
26	B.1 (9)	ADC7
27	B.2 (10)	PLS_CNT0
28	B.3 (11)
29	B.4 (12)
30	B.5 (13)
31	B.6 (14)
32	B.7 (15)
33	D.0 (24)
34	D.1 (25)
35	D.2 (26)
36	D.3 (27)
37	D.4 (28)
38	D.5 (29)
39	D.6 (30)
40	D.7 (31)

Connector - J4

J4 pin	GPIO pin	Additional functionality
1	A.1 (1)	SPI_MOSI
2	A.0 (0)	SPI_SS1 / ADC4
3	A.3 (3)	SPI_MISO
4	A.2 (2)	SPI_SS2 / PWM0
5	A.5 (5)	SPI_SS0
6	A.4 (4)	SPI_SS3 / ADC0
7	A.7 (7)	SPI_SCK
8	A.6 (6)	SPI_SS4 / PLS_CNT1 / ADC1
9	VCC	3.3V or 5V, configured by JP3
10	GND