A set of jumpers, J20 and J23, is used to configure this type of interface. The
table below describes the jumper configuration to select one of the Pmod functions (SPI,
TWI or USART).Figure 3-49. Pmod Jumper
ConfigurationFigure 3-50. Pmod Jumpers J20 and J23
Location
Table 3-26. Pmod Configuration
Mode
Jumper J20
Jumper J23
Selected Function
1-2, 3-4, 5-6
1-2
SPI
2-3, 4-5
–
TWI
1-2, 3-4, 5-6
2-3
USART
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