PFS154 datasheet(65/91 Pages) PADAUK

номер детали	PFS154

подробное описание детали	8bit MTP Type IO controller

PDF	91 Pages

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производитель	PADAUK [PADAUK Technology.]

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65 / 91 page

PFS154

8bit MTP Type IO Controller

Page 65 of 91

PDK-DS-PFS154_CN_V105 –Jun. 9, 2020

6.22. Timer3 Control Register (tm3c), IO address = 0x32

Bit

Reset

R/W

Description

7 - 4

0000

R/W

Timer3 clock selection.

0000 : disable

0001 : CLK

0010 : IHRC

0011 : EOSC

0100 : ILRC

0101 : comparator output

1000 : PA0 (rising edge)

1001 : ~PA0 (falling edge)

1010 : PB0 (rising edge)

1011 : ~PB0 (falling edge)

1100 : PA4 (rising edge)

1101 : ~PA4 (falling edge)

Others: reserved

Notice: In ICE mode and IHRC is selected for Timer3 clock, the clock sent to Timer3 does

NOT be stopped, Timer3 will keep counting when ICE is in halt state.

3 - 2

R/W

Timer3 output selection.

00 : disable

01 : PB5

10 : PB6

11 : PB7

R/W

Timer3 mode selection.

0 / 1 : period mode / PWM mode

R/W

Enable to inverse the polarity of Timer3 output.

0 / 1: disable / enable

6.23. Timer3 Counter Register (tm3ct), IO address = 0x33

Bit

Reset

R/W

Description

7 - 0

0x00

R/W

Bit [7:0] of Timer2 counter register.

6.24. Timer3 Scalar Register (tm3s), IO address = 0x34

Bit

Reset

R/W

Description

PWM resolution selection.

0 : 8-bit

1 : 6-bit

6 - 5

Timer3 clock pre-scalar.

00 : ÷ 1

01 : ÷ 4

10 : ÷ 16

11 : ÷ 64

4 - 0

00000

Timer3 clock scalar.

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