Hardware description
and configuration
UM1925
4/17
DocID028121 Rev 1
2
Hardware description and configuration
Figure 2: Jumper and connector position
The following table provides the detailed pinout of the Arduino UNO R3 and ST Morpho
connectors.
Table 1: Arduino UNO R3 connector table
Connector
Signal
Remarks
CN5
5
ADC-6
7
Ground
CN9
3
EN-A
5
IN2A
6
IN1A
CN6
6
Ground
7
Ground
CN8
1
IN1B
2
IN2B
3
ADC-4
5
Notes:
(1)
All the non-listed pins are not connected.