ST92F120 datasheet(16/324 Pages) STMICROELECTRONICS

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ST92F120 - GENERAL DESCRIPTION

Table 4. I/O Port Alternate Functions

Port

Name

General

Purpose I/O

Pin No.

Alternate Functions

P0.0

All ports useable

for general pur-

pose I/O (input,

output or bidirec-

tional)

A0/D0

I/O Address/Data bit 0

P0.1

A1/D1

I/O Address/Data bit 1

P0.2

A2/D2

I/O Address/Data bit 2

P0.3

A3/D3

I/O Address/Data bit 3

P0.4

A4/D4

I/O Address/Data bit 4

P0.5

A5/D5

I/O Address/Data bit 5

P0.6

A6/D6

I/O Address/Data bit 6

P0.7

A7/D7

I/O Address/Data bit 7

P1.0

I/O Address bit 8

P1.1

I/O Address bit 9

P1.2

A10

I/O Address bit 10

P1.3

A11

I/O Address bit 11

P1.4

A12

I/O Address bit 12

P1.5

A13

I/O Address bit 13

P1.6

A14

I/O Address bit 14

P1.7

A15

I/O Address bit 15

P2.0

TINPA0

Multifunction Timer 0 - Input A

P2.1

TINPB0

Multifunction Timer 0 - Input B

P2.2

TOUTA0

O Multifunction Timer 0 - Output A

P2.3

TOUTB0

O Multifunction Timer 0 - Output B

P2.4

TINPA1

Multifunction Timer 1 - Input A

P2.5

TINPB1

Multifunction Timer 1 - Input B

P2.6

TOUTA1

O Multifunction Timer 1 - Output A

P2.7

TOUTB1

O Multifunction Timer 1 - Output B

P3.1

ICAPB0

Ext. Timer 0 - Input Capture B

P3.2

ICAPA0

Ext. Timer 0 - Input Capture A

OCMPA0

O Ext. Timer 0 - Output Compare A

P3.3

OCMPB0

O Ext. Timer 0 - Output Compare B

P3.4

EXTCLK0

Ext. Timer 0 - Input Clock

SPI - Slave Select

P3.5

MISO

I/O SPI - Master Input/Slave Output Data

P3.6

MOSI

I/O SPI - Master Output/Slave Input Data

P3.7

SCK

SPI - Serial Input Clock

WKUP0

Wake-up Line 0

SCK

O SPI - Serial Output Clock

P4.0

ICAPA1

Ext. Timer 1 - Input Capture A

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