SPZB250 datasheet(5/18 Pages) STMICROELECTRONICS

5 / 18 page

SPZB250

Pin setting

Doc ID 13919 Rev 6

5/18

3.2

Pin description

Table 1.

Pin description

Pin n

Pin name

Direction

Description

GPIO6

I/O

Digital I/O

ADC2

Analog

ADC input 2

TMR2CLK

External clock input of timer 2

TMR1ENMSK

External enable mask of timer1

GPIO5

I/O

Digital I/O

ADC1

Analog

ADC input 1

PTI_DATA

Frame signal of PTI (packet trace interface)

GPIO4

I/O

Digital I/O

ADC0

Analog

ADC input 0

PTI_EN

Frame signal of PTI (packet trace interface)

GPIO3

I/O

Digital I/O

SSEL

SPI slave select of serial controller SC2

TMR2IB.1

Capture of input B of timer 1

RSTB

Active low reset (an internal pull-up of 30 k

Ω typ is provided)

GPIO11

I/O

Digital I/O

CTS

UART CTS handshake of serial controller SC1

MCLK

SPI master clock of serial controller SC1

TMR2IA.1

Capture of input A of timer 2

GPIO12

I/O

Digital I/O

RTS

UART RTS handshake of serial controller SC1

TMR2IB.1

Capture of input B of timer 2

GPIO0

I/O

Digital I/O

MOSI

SPI master data out of serial controller SC2

MOSI

SPI slave data in of serial controller SC2

TMR1IA.1

Capture of input A of timer 1

GPIO1

I/O

Digital I/O

MISO

SPI master data in of serial controller SC2

MISO

SPI slave data out of serial controller SC2

SDA

I/O

I2C data of serial controller SC2

TMR2IA.2

Capture of input A of timer 2

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