STCOM05 datasheet(32/58 Pages) STMICROELECTRONICS

32 / 58 page

Pinout and pin description

STCOM

32/58

DocID028515 Rev 1

Table 7. Pin description

Pin name

Type(1) Dir.(2) RS(3)

Description

GPIO00_3

I/O

General purpose I/O, SPI1_MOSI, AT1_CH_1,

FSMC_PCAD_17

GPIO00_2

I/O

General purpose I/O, SPI1_SS, AT1_BKIN,

FSMC_PCAD_18, USART0_SCLK

GPIO00_1

I/O

General purpose I/O, USART0_CTS, FSMC_PCAD_19

DVDD_3 V3_IO

I/O 3.3 V supply

GPIO00_0

I/O

General purpose I/O, USART0_RTS, FSMC_PCAD_20

USART0_RXD

USART0_TXD

SPI0_SSn

SPI0_SCLK

SPI0_MISO

SPI0_MOSI

DVDD_1V2_FLASH

Embedded Flash memory 1.2 V supply

DGND

Embedded Flash memory ground

DVDD_3 V3_FLASH

Embedded Flash memory 3.3 V supply

RESERVED

Reserved, tie to DGND

BOOT0

Boot mode selector pin 0

BOOT1

Boot mode selector pin 1

JTAG_TRSTn

JTAG test reset - active low

JTAG_TDI

JTAG test data input

JTAG_TMS

JTAG test mode select input, SWIO

JTAG_TCK

JTAG test clock input, SWCLK

JTAG_TDO

JTAG test data output, SWV

DVDD_1V2_ MCLK

24 MHz oscillator 1.2 V supply

DVDD_3 V3_IO

I/O 3.3 V supply

MCLK_IN

24 MHz oscillator input

MCLK_OUT

24 MHz oscillator output

DVDD_3 V3_REG

3.3 V input for the 1.2 V regulator

DVDD_1V2

I/O

1.2 V regulator output / external supply input

DVDD_1V2_QFS

QFS 1.2 V supply

DVDD_3 V3_QFS

QFS 3.3 V supply

DGND

QFS ground

AVDD_5V_PGA

PGA 5 V supply

RX_INN

PGA negative input

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