Figure 3-16. SAMA7G5 PIOB Bank Distribution
PIOB Distribution
OSPI0_IO3_PB9
OSPI0_IO2_PB10
OSPI0_IO1_PB11
OSPI0_IO0_PB12
OSPI0_CS_PB13
OSPI0_SCK_PB14
HPM_PB15
OSPI0_IO4_PB16
OSPI0_IO5_PB17
OSPI0_IO6_PB18
OSPI0_IO7_PB19
OSPI0_DQS_PB20
OSPI0_INT_PB21
SDMMC1_CMD_PB29
SDMMC1_CK_PB30
SDMMC1_DAT0_PB31
SPDIF_RX_PB0
SPDIF_TX_PB1
USBA_EN_5V_PB2
EXT40_QSPI1_IO3_PB22
EXT40_QSPI1_IO2_PB23
PB0 U18
PB1 W21
PB2 T21
PB3 V19
PB4 T20
PB5 V18
PB6 T19
PB7 V17
PB8 T18
PB9 P17
PB10 P15
PB11 G21
PB12 M15
PB13 R16
PB14 N14
PB15 N15
PB16 M14
PB17 F21
PB18 D21
PB19 M13
PB20 J21
PB21 J20
PB22 H15
PB23 F19
PB24 G19
PB25 J14
PB26 C20
PB27 G16
PB28 G10
PB29 H11
PB30 B9
PB31 A13
SAMA7G54
U4B
EXT40_QSPI1_IO1_PB24
EXT40_QSPI1_CS_PB26
EXT40_QSPI1_IO0_PB25
SDMMC1_RSTN_PB28
EXT40_QSPI1_SCK_PB27
MIKROBUS1_CS_PB6
MIKROBUS2_CS_PB7
FLEXCOM11_IO2_PB5
FLEXCOM11_IO1_PB4
FLEXCOM11_IO0_PB3
PB8
The following table describes each PIOB bank function.
Table 3-6. SAMA7G5 PIOs Pin Assignment and Signal Description
PIO
Power Rail
Function
Signal Description
PB0
VDDIOP0
SPDIF_RX
SPDIF receive data
PB1
VDDIOP0
SPDIF_TX
SPDIF transmit data
PB2
VDDIOP0
PB2
Power enable USB host port A
PB3
VDDIOP0
FLEXCOM11_IO0
mikroBUS 1 or mikroBUS 2 SPI MOSI line
PB4
VDDIOP0
FLEXCOM11_IO1
mikroBUS 1 or mikroBUS 2 SPI MISO line
PB5
VDDIOP0
FLEXCOM11_IO2
mikroBUS 1 or mikroBUS 2 SPI CLOCK line
PB6
VDDIOP0
FLEXCOM11_IO3
mikroBUS 1 SPI Chip Select line
PB7
VDDIOP0
FLEXCOM11_IO4
mikroBUS 2 SPI Chip Select line
PB8
VDDIOP0
PB8
Red LED control or RPi connector GPIO
PB9
VDDQSPI0
QSPI0_IO3
Octal SPI0 I/O line 3
PB10
VDDQSPI0
QSPI0_IO2
Octal SPI0 I/O line 2
PB11
VDDQSPI0
QSPI0_IO1
Octal SPI0 I/O line 1
PB12
VDDQSPI0
QSPI0_IO0
Octal SPI0 I/O line 0
PB13
VDDQSPI0
QSPI0_CS
Octal SPI0 Chip Select
PB14
VDDQSPI0
QSPI0_SCK
Octal SPI0 serial clock
PB15
VDDQSPI0
PB15
MCP16502 HPM control
SAMA7G54-EK
Function Blocks
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2022 Microchip Technology Inc.
and its subsidiaries
User Guide
DS50003273A-page 24