ST72321AR7 STMicroelectronics, ST72321AR7 Datasheet - Page 188

• Manufacturer Part Number: ST72321AR7
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH,10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST72321AR7

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator, clock security system and bypass for external clock
• Four Power Saving Modes: Halt, Active-Halt,Wait and Slow
• Main Clock Controller With: Real time base, Beep and Clock-out capabilities
• Two 16-bit Timers With: 2 input captures, 2 output compares, external clock input on one timer, PWM and pulse generator modes
• 8-bit Pwm Auto-reload Timer With: 2 input captures, 4 PWM outputs, output compare and time base interrupt, external clock with event detector

– The interrupt flag is cleared within any interrupt
– The interrupt flag is cleared in any part of the
If these conditions are not met, the symptom can
be avoided by implementing the following se-
quence:
routine with higher or identical priority level
code while this interrupt is disabled
PUSH CC
SIM
reset interrupt flag
POP CC
ST72321Rx ST72321ARx ST72321Jx
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