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ST72F321BJ9TCRE Datasheet(PDF) 5 Page - STMicroelectronics

No. de pieza ST72F321BJ9TCRE
Descripción Electrónicos  8-bit MCU for automotive with 32 to 60 Kbyte Flash/ROM, ADC, 5 timers, SPI, SCI, I2C interface
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72F321BJ9TCRE Datasheet(HTML) 5 Page - STMicroelectronics

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ST72321Bxxx-Auto
Contents
5/247
11.8.2
MCC beep control register (MCCBCR) . . . . . . . . . . . . . . . . . . . . . . . . . 90
12
PWM auto-reload timer (ART) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
12.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
12.2
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
12.2.1
Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
12.2.2
Counter clock and prescaler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
12.2.3
Counter and prescaler initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
12.2.4
Output compare control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
12.2.5
Independent PWM signal generation . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
12.2.6
Output compare and time base interrupt . . . . . . . . . . . . . . . . . . . . . . . . 95
12.2.7
External clock and event detector mode . . . . . . . . . . . . . . . . . . . . . . . . 95
12.2.8
Input capture function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
12.2.9
External interrupt capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
12.3
ART registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
12.3.1
Control/status register (ARTCSR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
12.3.2
Counter access register (ARTCAR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
12.3.3
Auto-reload register (ARTARR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
12.3.4
PWM control register (PWMCR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
12.3.5
Duty cycle registers (PWMDCRx) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
12.3.6
Input capture control / status register (ARTICCSR) . . . . . . . . . . . . . . . 101
12.3.7
Input capture registers (ARTICRx) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
13
16-bit timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
13.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
13.2
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
13.3
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
13.3.1
Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
13.3.2
External clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
13.3.3
Input capture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
13.3.4
Output compare . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
13.3.5
Forced compare output capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
13.3.6
One Pulse mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
13.3.7
Pulse width modulation mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
13.4
Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
13.5
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117


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