Sony CXD5602 User Manual page 76

3.1.4.3.12 UART1
The following are settings that pin P16_{00,01} are assigned UART role.

IO_SPI0_SCK.ENZI=1

IOCSYS_IOMD0.SPI0A=1
3.1.4.3.13 I2C2
The following are settings that pin P17_{00,01} are assigned I2C role.

IO_SPI0_MOSI.ENZI=1

IO_SPI0_MISO.ENZI=1

IOCSYS_IOMD0.SPI0B=1
3.1.4.3.14 SPI0
The following are settings that pin P16_{00,01} and P17_{00,01} are assigned SPI role.

IO_SPI0_MISO.ENZI=1

IOCSYS_IOMD0.SPI0A=2

IOCSYS_IOMD0.SPI0B=2
A function for pin P16_{00,01} are selected by IOCSYS_IOMD0.SPI0A.
A function for pin P17_{00,01} are selected by IOCSYS_IOMD0.SPI0B.
The following are settings that pin P18_{00,01,02,03} are assigned SPI role.

IO_SPI1_IO1.ENZI=1

IOCSYS_IOMD0.SPI1A=2
Note: SPI0 must not be assigned to both of the two pins.
3.1.4.3.15 SPI1
The following are settings that pin P18_{00,01,02,03} and pin P19_{00,01} are assigned SPI (for accessing Flash
memory) role.

IO_SPI1_IO0.ENZI=1

IO_SPI1_IO1.ENZI=1

IO_SPI1_IO2.ENZI=1

IO_SPI1_IO3.ENZI=1

IOCSYS_IOMD0.SPI1A=1

IOCSYS_IOMD0.SPI1B=1
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CXD5602 User Manual