Internal Interfaces; Arduino Shield Interfaces - Siemens SIMATIC IOT Operating Instructions Manual

Hardware descriptions

10.5 Internal interfaces

10.5 Internal interfaces
10.5.1

Arduino shield interfaces

The tables below show the pin assignment of the interfaces of the Arduino shield, depending
on the operating mode.
The position of the interfaces and Pin 1 of the respective interface is available in section
"IOT2050 Advance/Basic: Motherboard (Page 109)".
X10
Pin
1
2
3
4
5
6
7
8
9
10
X11
Pin
1
2
3
4
5
6
7
8
X12
Pin
1
2
3
118
DIGITAL ANALOG
8
9
10
11
12
13
DIGITAL ANALOG
0
1
2
3
4
5
6
7
DIGITAL ANALOG
14 A0
15 A1
16 A2
Operating mode
POWER SERIAL SPI
SS
MOSI
MISO
SCK
GND
Operating mode
POWER SERIAL SPI
UART_Rx
UART_Tx
UART_CT
S
UART_RTS
Operating mode
POWER SERIAL SPI
Operating Instructions, 03/2024, A5E39456816-AF
I2C PWM
X
X
SDA
SCL
I2C PWM
X
X
X
X
I2C PWM
SIMATIC IOT2050