ST6215 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

ST6215

8-BIT MCUs WITH A/D CONVERTER,TWO TIMERS, OSCILLATOR SAFEGUARD & SAFE RESET

STMicroelectronics 

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ST6215C/ST6225C

Figure 17. Interrupts Block Diagram

VDD

NMI

LATCH

CLEARED BY H/W

AT START OF VECTOR #0 ROUTINE

PA0..PA7

I/O PORT REGISTER

“INPUT WITH INTERRUPT”

CONFIGURATION

LATCH

0

CLEARED BY H/W

AT START OF

VECTOR #1 ROUTINE

1

LES BIT

(IOR REGISTER)

VECTOR #0

VECTOR #1

EXIT FROM

STOP/WAIT

PB0..PB7

PC4..PC7

I/O PORT REGISTER

“INPUT WITH INTERRUPT”

CONFIGURATION

LATCH

ESB BIT

(IOR REGISTER) CLEARED

BY H/W AT START OF

VECTOR #2 ROUTINE

TMZ BIT

TIMER ETI BIT

(TSCR REGISTER)

A/D CONVERTER

EAI BIT

EOC BIT

(ADCR REGISTER)

GEN BIT

(IOR REGISTER)

VECTOR #2

VECTOR #3

VECTOR #4

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1

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