STA8090EXGA datasheet(14/42 Pages) STMICROELECTRONICS

14 / 42 page

Pin description

STA8090EXGA

14/42

DS11733 Rev 3

2.7

SQI pins

FSMC_DATA1 VDDIO_FSMC

I/O

—

FSMC_DATA1 FSMC EMI data bus

FSMC_DATA2 VDDIO_FSMC

I/O

—

FSMC_DATA2 FSMC EMI data bus

FSMC_DATA3 VDDIO_FSMC

I/O

—

FSMC_DATA3 FSMC EMI data bus

FSMC_DATA4 VDDIO_FSMC

I/O

—

FSMC_DATA4 FSMC EMI data bus

FSMC_DATA5 VDDIO_FSMC

I/O

—

FSMC_DATA5 FSMC EMI data bus

FSMC_DATA6 VDDIO_FSMC

I/O

—

FSMC_DATA6 FSMC EMI data bus

FSMC_DATA7 VDDIO_FSMC

I/O

—

FSMC_DATA7 FSMC EMI data bus

FSMC_DATA8 VDDIO_FSMC

I/O

—

FSMC_DATA8 FSMC EMI data bus

FSMC_DATA9 VDDIO_FSMC

I/O

—

FSMC_DATA9 FSMC EMI data bus

FSMC_DATA10 VDDIO_FSMC

I/O

—

FSMC_DATA10 FSMC EMI data bus

FSMC_DATA11 VDDIO_FSMC

I/O

—

FSMC_DATA11 FSMC EMI data bus

FSMC_DATA12 VDDIO_FSMC

I/O

—

FSMC_DATA12 FSMC EMI data bus

FSMC_DATA13 VDDIO_FSMC

I/O

—

FSMC_DATA13 FSMC EMI data bus

FSMC_DATA14 VDDIO_FSMC

I/O

—

FSMC_DATA14 FSMC EMI data bus

FSMC_DATA15 VDDIO_FSMC

I/O

—

FSMC_DATA15 FSMC EMI data bus

FSMC_OUTEN VDDIO_FSMC

—

FSMC_OUTEN FSMC EMI Output Enable

FSMC_WEN

VDDIO_FSMC

—

FSMC_WEN

FSMC EMI Write Enable

FSMC_WTN

VDDIO_FSMC

—

FSMC_WTN

FSMC EMI Wait (SNOR, CRAM)

Table 6. FSMC external memory interface pins (continued)

Symbol

I/O

voltage

I/O

Alternative

function

Function

Description

Table 7. SQI pins

Symbol

I/O

voltage

I/O

Description

STA8090EXGA

SQI_CEN

VDD_SQI

SQI Flash chip enable / IO_Power Sel Ring SQI

H13

SQI_CLK

VDD_SQI

SQI Flash clock

H12

SQI_SIO0/SI

VDD_SQI

I/O

SQI Flash data IO 0 / ser. I

G11

SQI_SIO1/SO

VDD_SQI

I/O

SQI Flash data IO 1 / ser. O

G12

SQI_SIO2

VDD_SQI

I/O

SQI Flash data IO 2

G13

SQI_SIO3

VDD_SQI

I/O

SQI Flash data IO 3

H11

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