WB AC rev. E1.0

For more information about devices connection see : Wiren Board 5: Подключение периферийных устройств

Terminals

Physical location

FET_1

FET_2

FET_3

GND

V+

V+

x

V+

V+

GND

GND

RS-485 A

RS-485 B

W2-

W2+

W1-

W1+

B2

B1

x

SCK

MISO

MOSI

CS_NFC2

GND

+5V

Types

sign	Max. V, I	state by default	Functions
Top row, left block
FET_1	30V, 2A	High Z	open collector outputs
FET_2
FET_3
GND			GND
V+	18V		Input voltage
V+
Top row, right block
V+			Input voltage
V+
GND			GND
GND
RS-485 A	18V	0V	порт RS-485 (/dev/ttyAPP0)
RS-485 B	18V	+5V
Bottom row, left block
W2-	5V, 0.5A	5V	Digital input, Wiegand reader connection, button connection (dry contact)
W2+
W1-	5V, 0.5A	5V	Digital input, Wiegand reader connection, button connection (dry contact)
W1+
B1	5V, 0.5A	5V	Digital input, button connection (dry contact)
B2	5V, 0.5A	5V

LED lights

color	GPIO	olinuxino pin	comments
green	92	24@CON2	/sys/class/leds/green
red	91	25@CON2	/sys/class/leds/red

Buttons

terminal	GPIO	olinuxino pin	comments
B1	38	9@CON1	external pull-up
B2	39	10@CON1	external pull-up

Wiegand/Buttons

terminal	GPIO	olinuxino pin	comments
W1-	34	5@CON1	pull-down
W1+	35	6@CON1	3k3 pull-up
W2-	36	7@CON1
W2+	37	8@CON1

FET

terminal	GPIO	olinuxino pin	comments
FET1	52	26@CON1
FET2	50	25@CON1
FET3	57	22@CON1

Internal

terminal	GPIO	olinuxino pin	comments
RTS	1	12@CON1
CS_NFC2	2	13@CON1
WDI	6	17@CON1
3.3V_EN	16	19@CON1
CS_NFC	3	12@CON2
ADDR1	23	26@CON2
ADDR2	25	27@CON2
BUZZER	60	28@CON2