STR710FZ1 datasheet(26/78 Pages) STMICROELECTRONICS

26 / 78 page

System architecture

STR71xF

26/78

36 G7

P1.5/T1.ICAP

I/O

4mA

Port 1.5

Timer 1: Input

Capture B

P1.6/T1.OCM

I/O

4mA

Port 1.6

Timer 1: Output

Compare B

E8 V33IO-PLL

Supply voltage for digital I/O circuitry and for PLL

reference2)

F6 VSSIO-PLL

Ground voltage for digital I/O circuitry and for PLL

reference2)

P1.7/T1.OCM

I/O

4mA

Port 1.7

Timer 1: Output

Compare A

41 D8 P1.8

I/O

4mA

Port 1.8

E6 P1.11/CANRX I/O

CT X4mA X

Port 1.11

CAN: receive data input

Note: On STR710 and STR712 only

43 D7 P1.12/CANTX

I/O

4mA

Port 1.12

CAN: Transmit data output

Note: On STR710 and STR712 only

E6 USBDP

I/O

USB bidirectional data (data +). Reset state = HiZ

Note: On STR710 and STR711 only

This pin requires an external pull-up to V33 to

maintain a high level.

43 D7 USBDN

I/O

USB bidirectional data (data -). Reset state = HiZ

Note: On STR710 and STR711 only.

44 C8 VSS

Ground voltage for digital I/O circuitry2)

E5 P1.9

I/O

4mA

Port 1.9

46 C7

P1.10/USBCL

I/O

4mA

Port 1.10

USB: 48 MHZ

clock input

47 D6

P1.13/HCLK/I

0.SCL

I/O

CT X4mA X

Port 1.13

HDLC:

reference clock

input

I2C clock

P1.14/HRXD/I

0.SDA

I/O

CT X4mA X

Port 1.14

HDLC: Receive

data input

I2C serial data

A8 P1.15/HTXD

I/O

4mA

Port 1.15 HDLC: Transmit data output

A7 VSS

Ground voltage for digital I/O circuitry2)

A6 V33

Supply voltage for digital I/O circuitry2)

Table 7.

STR711/STR712/STR715 pin description

Pin n°

Pin name

Input

Output

Main

function

(after

reset)

Alternate function

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