ST52F510 datasheet(75/106 Pages) STMICROELECTRONICS

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ST52F510/F513/F514

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PWM/Timer 0 Control Register 2 (PWM0_CR2)

Configuration Register 10 (0Ah) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7-6: Not Used

Bit 5: T0WAV T0OUT Waveform

0: pulse (type2)

1: square (type1)

Bit 4-0: T0PRESC PWM/Timer 0 Prescaler

The PWM/Timer 0 clock is divided by a

factor equal to 2T0PRESC. The maximum

value allowed for T0PRESC is 10000

(010h).

PWM/Timer 0 Control Register 3 (PWM0_CR3)

Configuration Register 11 (0Bh) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7: T0SYNC PWM/Timer 0 Set/Reset mask

0: Set/Reset activated

1: Set/Reset masked

Bit 6: not used

Bit 5: T1SYNC PWM/Timer 1 Set/Reset mask

0: Set/Reset activated

1: Set/Reset masked

Bit 4: T0CKS PWM/Timer 0 Clock Source

0: Internal clock

1: External Clock from TCLK

Bit 3-2: STRSRC PWM/Timer 0 Start signal source

00: Internal from T0STRT bit

01: External from TSTRT pin

10: Both internal and external

Bit 1-0: RESSRC PWM/Timer 0 Reset source

00: Internal from T0RES bit

01: External from TRES pin

10: Both internal and external

Interrupt Polarity Register (INT_POL)

Configuration Register 1 (01h) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7-5: Not Used

Bit 4: RESPOL Reset signal polarity

0: Reset on low level/rising edge

1: Reset on high level/falling edge

Bit 3: STRPOL Start signal polarity

0: Start on high level/rising edge

1: Start on low level/falling edge

Bit 2-0: See Interrupt Registers Description

12.5.2 PWM/Timer 0 Input Registers.

PWM/Timer 0 Counter High Input Register

(PWM0_COUNT_IN_H)

Input Register 21 (015h) Read only

Reset Value: 0000 0000 (00h)

Bit 7-0: T0CI15-8 PWM/Timer 0 Counter MSB

In this register the current value of the Timer 0

Counter MSB can be read.

T0WAV

T0PRESC

T1SYNC

T0SYNC T0CKS

STRSRC

RESSRC

RESPOL STRPOL POLPB

POLPA POLNMI

T0CI15

T0CI14

T0CI13

T0CI12

T0CI11

T0CI10

T0CI9

T0CI8

ST52F510 数据表(PDF) 75 Page - STMicroelectronics

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ST52F510 数据表(PDF) 75 Page - STMicroelectronics

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