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ST72321BXXX-AUTO Datasheet(PDF) 11 Page - STMicroelectronics

Part # ST72321BXXX-AUTO
Description  8-bit MCU for automotive with 32 to 60 Kbyte Flash/ROM, ADC, 5 timers, SPI, SCI, I2C interface
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72321BXXX-AUTO Datasheet(HTML) 11 Page - STMicroelectronics

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ST72321Bxxx-Auto
Contents
11/247
22.1.1
Unexpected reset fetch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
22.1.2
External interrupt missed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
22.1.3
Clearing active interrupts outside interrupt routine . . . . . . . . . . . . . . . 242
22.1.4
SCI wrong break duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
22.1.5
16-bit timer PWM mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
22.1.6
TIMD set simultaneously with OC interrupt . . . . . . . . . . . . . . . . . . . . . 244
22.1.7
I2C multimaster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
22.1.8
Pull-up always active on PE2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
22.2
Limitations specific to 44-pin 32 Kbyte ROM devices . . . . . . . . . . . . . . . 244
22.2.1
Halt/Active Halt mode power consumption with external clock
enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
22.2.2
Active Halt power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
22.2.3
I²C exit from Halt/Active Halt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
23
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246


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