PIMXRT406LCFP4A datasheet(77/100 Pages) NXP

77 / 100 page

Boot mode configuration

i.MX RT1020 Crossover Processors for Industrial Products, Rev. 2, 03/2021

NXP Semiconductors

Table 71. Boot through FlexSPI (second option)

PAD Name

IO Function

Mux Mode

Comments

GPIO_AD_B1_00

flexspi.A_DATA[3]

ALT 1

—

GPIO_AD_B1_01

flexspi.A_SCLK

ALT 1

—

GPIO_AD_B1_02

flexspi.A_DATA[0]

ALT 1

—

GPIO_AD_B1_03

flexspi.A_DATA[2]

ALT 1

—

GPIO_AD_B1_04

flexspi.A_DATA[1]

ALT 1

—

GPIO_AD_B1_05

flexspi.A_SS0_B

ALT 1

—

Table 72. FlexSPI reset

PAD Name

IO Function

Mux Mode

Comments

GPIO_AD_B1_13

gpio1.IO[29]

ALT 5

—

Table 73. Boot through SD1

PAD Name

IO Function

Mux Mode

Comments

GPIO_SD_B0_06

usdhc1.CD_B

ALT 0

—

GPIO_AD_B0_04

usdhc1.WP

ALT 2

—

GPIO_AD_B1_07

usdhc1.VSELECT

ALT 0

—

GPIO_AD_B1_06

usdhc1.RESET_B

ALT 0

—

GPIO_SD_B0_02

usdhc1.CMD

ALT 0

—

GPIO_SD_B0_03

usdhc1.CLK

ALT 0

—

GPIO_SD_B0_04

usdhc1.DATA0

ALT 0

—

GPIO_SD_B0_05

usdhc1.DATA1

ALT 0

—

GPIO_SD_B0_00

usdhc1.DATA2

ALT 0

—

GPIO_SD_B0_01

usdhc1.DATA3

ALT 0

—

Table 74. Boot through SD2

PAD Name

IO Function

Mux Mode

Comments

GPIO_SD_B1_06

usdhc2.CD_B

ALT 0

—

GPIO_AD_B1_13

usdhc2.WP

ALT 3

—

GPIO_SD_B1_07

usdhc2.RESET_B

ALT 0

—

GPIO_SD_B1_02

usdhc2.CMD

ALT 0

—

GPIO_SD_B1_03

usdhc2.CLK

ALT 0

—

GPIO_SD_B1_04

usdhc2.DATA0

ALT 0

—

GPIO_SD_B1_05

usdhc2.DATA1

ALT 0

—

PIMXRT406LCFP4A Scheda tecnica(PDF) 77 Page - NXP Semiconductors

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