ST52F510 datasheet(78/106 Pages) STMICROELECTRONICS

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ST52F510/F513/F514

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PWM/Timer 1 Control Register 2 (PWM1_CR2)

Configuration Register 13 (0Dh) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7-6: Not Used

Bit 5: T1WAV T1OUT Waveform

0: pulse (type2)

1: square (type1)

Bit 4-0: T1PRESC PWM/Timer 1 Prescaler

The PWM/Timer 1 clock is divided by a

factor equal to 2T1PRESC. The maximum

value allowed for T1PRESC is 10000

(010h).

12.6.2 PWM/Timer 1 Input Registers.

PWM/Timer 1 Counter High Input Register

(PWM1_COUNT_IN_H)

Input Register 26 (01Ah) Read only

Reset Value: 0000 0000 (00h)

Bit 7-0: T1CI15-8 PWM/Timer 1 Counter MSB

In this register the current value of the Timer 1

Counter MSB can be read.

PWM/Timer 1 Counter Low Input Register

(PWM1_COUNT_IN_L)

Input Register 27 (01Bh) Read only

Reset Value: 0000 0000 (00h)

Bit 7-0: T1CI7-0 PWM/Timer 1 Counter LSB

In this register the current value of the Timer 1

Counter LSB can be read.

PWM/Timer 1 Status Register (PWM1_STATUS)

Input Register 28 (01Ch) Read only

Reset Value: 0000 0000 (00h)

Bit 7-4: Not Used

Bit 3: T1OVFL PWM/Timer 1 counter overflow flag

0: no overflow occurred since last reset

1: overflow occurred

Bit 2: T1OUT T1OUT pin value

0: T1OUT pin is at logical level 0

1: T1OUT pin is at logical level 1

Bit 2: T1RST Reset Status

0: PWM/Timer 1 is reset

1: PWM/Timer 1 is set

Bit 2: T1SST Start Status

0: PWM/Timer 1 is stopped

1: PWM/Timer 1 is running

PWM/Timer 1 Capture High Input Register

(PWM1_CAPTURE_H)

Input Register 29 (01Dh) Read only

Reset Value: 0000 0000 (00h)

Bit 7-0: T1CP15-8 PWM/Timer 1 Capture MSB

In this register the counter value after the last stop

can be read.

T1WAV

T1PRESC

T1CI15

T1CI14

T1CI13

T1CI12

T1CI11

T1CI10

T1CI9

T1CI8

T1CI7

T1CI6

T1CI5

T1CI4

T1CI3

T1CI2

T1CI1

T1CI0

T1OVFL T1OUT

T1RST

T1SST

T1CP15 T1CP14 T1CP13 T1CP12 T1CP11 T1CP10

T1CP9

T1CP8

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