ST72F521R9TC View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72F521R9TC

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE

STMicroelectronics 

ST72521

Figure 74. Work-around Flowchart

Application Requests

an Abort

YES

NO

READY == 1

MASK INT

SET NRTX

YES

BUSY == 0

NO

AND

READY == 1

YES

BUSY == 0

NO

YES

NO

READY == 1

RESET LOCK

NO

READY == 1

YES

SET LOCK

RESET NRTX

ENABLE INT

Abort Done

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