ST7MC2XX datasheet(13/309 Pages) STMICROELECTRONICS

13 / 309 page

ST7MC1xx/ST7MC2xx

13/309

21 17

PB0/MCVREF I/O CT

X X

Port B0

MTC Voltage Reference

22 18

PB1/MCIA

I/O CT

X X

Port B1

MTC Input A

23 19

PB2/MCIB

I/O CT

X X

Port B2

MTC Input B

24 20

PB3/MCIC

I/O CT

X X

Port B3

MTC Input C

25 21

PB4/MISO

I/O CT

X XX

Port B4

SPI Master In / Slave Out

Data

26 22

PB5/MOSI/

AIN3

I/O CT

X XX

Port B5

SPI Master

Out / Slave

In Data

ADC Ana-

log Input 3

27 23

PB6/SCK

I/O CT HS X

ei2

Port B6

SPI Serial Clock

28 24

PB7/SS/AIN4

I/O CT HS X

ei2

Port B7

SPI Slave

Select (ac-

tive low)

ADC Ana-

log Input 4

----

PG4

I/O TT

X XX

Port G4

----

PG5

I/O TT

X XX

Port G5

----

PG6

I/O TT

X XX

Port G6

----

PG7

I/O TT

X XX

Port G7

33 25

PC0

I/O CT HS X

ei2

Port C0

34 26

PC1/MCCFI06)

/AIN5

I/O CT

ei2

Port C1

MTC Cur-

rent Feed-

back Input

06)

ADC Ana-

log Input 5

35 27

PC2/OAP

I/O CT

ei2 X

Port C2

OPAMP Positive Input

36 28

PC3/OAN

I/O CT

X X ei2 X

Port C3

OPAMP Negative Input

37 29

OAZ/

MCCFI16)/

AIN6

I/O

Opamp

Output

MTC Cur-

rent Feed-

back Input

16)

ADC analog

Input 6

38 30

PC4/MCCREF I/O CT

X XX

Port C4

MTC Current Feedback

Reference 9)

39 31

PC5/MCPW-

I/O CT

X X

Port C5

MTC PWM Output U

40 32

PC6/

MCPWMV8)

I/O CT

X X

Port C6

MTC PWM Output V8)

41 33

PC7/

MCPWMW8)/

AIN7

I/O CT

X XX

Port C7

MTC PWM

Output W8)

ADC Ana-

log

Input 7

42 34

VAREF

Analog Reference Voltage for ADC

43 35

VSSA

Analog Ground Voltage

44 36

VSS_0

Digital Ground Voltage

45 37

VDD_0

Digital Main Supply Voltage

46 38

RESET

I/O CT

Top priority non maskable interrupt

Table 1. ST7MC Device Pin Description

Pin n°

Pin Name

Level

Port

Main

function

(after

reset)

Alternate function 2)

Input 1)

Output

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