11.1.2 Interfacing in USART Mode

Twelve FLEXCOM interfaces configurable in Universal Synchronous Asynchronous Receiver Transceiver (USART) mode are available on the SAM9X75 SOM Series.

Table 11-2. USART Interface Configurations
Interface InstanceIO SetPin No.PIOPin Name
FLEXCOM01138PA30FLEXCOM0_IO0
136PA31FLEXCOM0_IO1
FLEXCOM11139PA28FLEXCOM1_IO0
141PA29FLEXCOM1_IO1
FLEXCOM21165PA13FLEXCOM2_IO0
164PA14FLEXCOM2_IO1
FLEXCOM3166PC22FLEXCOM3_IO0
51PC23FLEXCOM3_IO1
FLEXCOM41, 212PA10FLEXCOM4_IO0
13PA9FLEXCOM4_IO1
FLEXCOM51, 2160PA16FLEXCOM5_IO0
162PA15FLEXCOM5_IO1
FLEXCOM61158PA24FLEXCOM6_IO0
157PA25FLEXCOM6_IO1
FLEXCOM7159PC0FLEXCOM7_IO0
62PC1FLEXCOM7_IO1
FLEXCOM9155PC8FLEXCOM9_IO0
64PC9FLEXCOM9_IO1
FLEXCOM10173PC16FLEXCOM10_IO0
57PC17FLEXCOM10_IO1
FLEXCOM11123PB15FLEXCOM11_IO0
25PB16FLEXCOM11_IO1
FLEXCOM12126PB17FLEXCOM12_IO0
27PB18FLEXCOM12_IO1