Industrial Shields M-DUINO PLC ARDUINO ETHERNET 58, Manual, Page: 25 / 54

Ref. IS.MDUINO.58+ Rev. 0: 30-08-2019
24
M-Duino 58 I/Os PLUS Pinout 7
7.1 A Zone connection
SS: Chip Select pins. These pins can act as TTL, so they can work for the Chip Select pin of any device.
Base
(common unit)
A Zone
M
-D
ui
no
C
onnec
tor
A
rd
u
ino
P
in
Fun
c
tion
SCL
SDA
RX0
TX0
RX1
TX1
TX
RX
Z-
Y+
B-
A+
PIN3
50 SO
51 SI
52 SCK
Reset
Vin5
PIN2
GND
GND
24Vdc
21
20
1
0
19
18
16
17
-
-
-
-
3
50
51
52
Reset
Vin5
2
-
-
I2C/SS
I2C/SS
RX0/SS
TX0/SS
RX1/SS
TX1/SS
RX2(serial 2)
TX2(serial 2)
RS485
RS485
RS485
RS485
Arduino Pin
SPI
SPI
SPI
SPI
5V
Arduino Pin
Gnd
Gnd
Power Supply
Base
(common unit)
A Zone
M
-D
ui
no
C
onnec
tor
A
rd
u
ino
P
in
Fun
c
tion
AREF
IOREF2
IOREF1
7Vdc
GND
3.3Vdc
GND
5Vdc
GND
AREF
IOREF2
IOREF1
7Vdc
GND
3.3Vdc
GND
5Vdc
GND
Arduino PIN
Arduino PIN
Arduino PIN
-
GND
Arduino PIN
GND
-
GND
Configuration Switch* (see section 8 for
configuring the communications.
Enabling communications disables some
I/Os)
Communication Pins
Power supply connectors
(24Vdc – GND)