STCOM datasheet(35/58 Pages) STMICROELECTRONICS

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STCOM

Pinout and pin description

RTC_TAMPA

Tamper input A

VBAT

2.0 to 3.6 V battery supply input

DVDD_3 V3_IO

I/O 3.3 V supply

100

OSC32_OUT

32 kHz oscillator output

101

OSC32_IN

32 kHz oscillator input

102

ADC_VREFN

General purpose ADC negative reference voltage input

103

ADC_VREFP

General purpose ADC positive reference voltage input

104

GPIO08_5

I/O

General purpose I/O, ADC_MUX_VIN_5, SPI3_SSn,

USART2_SCLK

105

GPIO08_4

I/O

General purpose I/O, ADC_MUX_VIN_4, SPI3_SCLK

106

GPIO08_3

I/O

General purpose I/O, ADC_MUX_VIN_3, USART1_CTS,

SPI3_MISO

107

GPIO08_2

I/O

General purpose I/O, ADC_MUX_VIN_2, USART1_RTS,

SPI3_MOSI

108

GPIO08_1

I/O

General purpose I/O, ADC_MUX_VIN_1, USART1_RXD,

I2C1_SCL

109

GPIO08_0

I/O

General purpose I/O, ADC_MUX_VIN_0, USART1_TXD,

I2C1_SDA, AT1_ETR

110

GPIO07_7

I/O

General purpose I/O, AT1_CHN_3, SPI1_SCLK

111

GPIO07_6

I/O

General purpose I/O, AT1_CHN_2, SPI1_MISO

112

GPIO07_5

I/O

General purpose I/O, AT1_CHN_1, SPI1_MOSI

113

GPIO07_4

I/O

General purpose I/O, AT1_CH_4, SPI1_SSn

114

GPIO07_3

I/O

General purpose I/O, AT1_CH_3

115

GPIO07_2

I/O

General purpose I/O, AT1_CH_2

116

GPIO07_1

I/O

General purpose I/O, AT1_CH_1, CAN0_RX

117

GPIO07_0

I/O

General purpose I/O, AT1_BKIN, CAN0_TX

118

GPIO06_7

I/O

General purpose I/O, SPI4_SSn, ETM_SWO

119

GPIO06_6

I/O

General purpose I/O, SPI4_SCLK, ETM_DATA_3

120

GPIO06_5

I/O

General purpose I/O, SPI4_MISO, ETM_DATA_2

121

GPIO06_4

I/O

General purpose I/O, SPI4_MOSI, ETM_DATA_1

122

GPIO06_3

I/O

General purpose I/O, USART3_CTS, I2C1_SCL,

ETM_DATA_0

123

GPIO06_2

I/O

General purpose I/O, USART3_RTS, I2C1_SDA,

ETM_CLKOUT

124

GPIO06_1

I/O

General purpose I/O, USART3_RXD, I2C1_SMBA,

I2C2_SCL

125

GPIO06_0

I/O

General purpose I/O, USART3_TXD, I2C2_SDA

126

GPIO05_7

I/O

General purpose I/O, USART3_SCLK, I2C2_SMBA

Table 7. Pin description (continued)

Pin name

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

Description

STCOM 数据表(PDF) 35 Page - STMicroelectronics

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