...........continued
PIO
Power Rail
Function
Signal Description
PB16
VDDQSPI0
QSPI0_IO4
Octal SPI0 I/O line 4
PB17
VDDQSPI0
QSPI0_IO5
Octal SPI0 I/O line 5
PB18
VDDQSPI0
QSPI0_IO6
Octal SPI0 I/O line 6
PB19
VDDQSPI0
QSPI0_IO7
Octal SPI0 I/O line 7
PB20
VDDQSPI0
QSPI0_DQS
Octal SPI0 data strobe
PB21
VDDQSPI0
QSPI0_INT
Octal SPI0 interrupt
PB22
VDDQSPI1
QSPI1_IO3
RPi connector QSPI1 I/O line 3
PB23
VDDQSPI1
QSPI1_IO2
RPi connector QSPI1 I/O line 2
PB24
VDDQSPI1
QSPI1_IO1
RPi connector QSPI1 I/O line 1
PB25
VDDQSPI1
QSPI1_IO0
RPi connector QSPI1 I/O line 0
PB26
VDDQSPI1
QSPI1_CS
RPi connector QSPI1 Chip Select
PB27
VDDQSPI1
QSPI1_SCK
RPi connector QSPI1 serial clock
PB28
VDDSDMMC1
SDMMC1_RSTN
SD Card reset signal
PB29
VDDSDMMC1
SDMMC1_CMD
SD Card command line
PB30
VDDSDMMC1
SDMMC1_CK
SD Card clock signal
PB31
VDDSDMMC1
SDMMC1_DAT0
SD Card data line 0
3.2.5.3
PIOC Bank
The PIOC bank is mainly used for the UART and TWI interfaces, over power rail VDDIN33.
The following schematic shows the PIOC bank distribution.
SAMA7G54-EK
Function Blocks
©
2022 Microchip Technology Inc.
and its subsidiaries
User Guide
DS50003273A-page 25