ST72521BR9T1 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72521BR9T1

80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE

STMicroelectronics 

INTERRUPTS (Cont’d)

Figure 22. External Interrupt Control bits

PORT A [3:0] INTERRUPTS

PAOR.3

PADDR.3

PA3

IPA BIT

EICR

IS20 IS21

SENSITIVITY

PA3

CONTROL

PA2

PA1

PA0

PORT F [2:0] INTERRUPTS

PFOR.2

PFDDR.2

PF2

EICR

IS20 IS21

SENSITIVITY

PF2

CONTROL

PF1

PF0

PORT B [3:0] INTERRUPTS

PBOR.3

PBDDR.3

PB3

IPB BIT

PORT B [7:4] INTERRUPTS

PBOR.7

PBDDR.7

PB7

EICR

IS10 IS11

SENSITIVITY

PB3

CONTROL

PB2

PB1

PB0

EICR

IS10 IS11

SENSITIVITY

PB7

CONTROL

PB6

PB5

PB4

ST72F521, ST72521B

ei0 INTERRUPT SOURCE

ei1 INTERRUPT SOURCE

ei2 INTERRUPT SOURCE

ei3 INTERRUPT SOURCE

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