EM6607 datasheet(22/47 Pages) EMMICRO

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EM6607

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Table below shows the selection of inputs to the Timer/Event counter.

Table 30.

Timer Clock Selection

TEC2

TEC1

TEC0

Timer/Counter clock source

not active

2048 Hz from prescaler

512 Hz from prescaler

128 Hz from prescaler

32 Hz from prescaler

8 Hz from prescaler

1 Hz from prescaler

PA3 input terminal (see tables 28 and 29)

9.1

Timer/Counter registers

Table 31.

Timer control register - TimCtr

Bit

Name

Reset

R/W

Description

TimAuto

R/W

Timer/Counter AUTO reload

TEC2

R/W

Timer/Counter mode 2

TEC1

R/W

Timer/Counter mode 1

TEC0

R/W

Timer/Counter mode 0

Table 32.

LOW Timer Load/Status register - LTimLS (4 low bits)

Bit

Name

Reset

R/W

Description

TL3/TS3

R/W

Timer load/status bit 3

TL2/TS2

R/W

Timer load/status bit 2

TL1/TS1

R/W

Timer load/status bit 1

TL0/TS0

R/W

Timer load/status bit 0

Table 33.

HIGH Timer Load/Status register - HTimLS (4 high bits)

Bit

Name

Reset

R/W

Description

TL7/TS7

R/W

Timer load/status bit 7

TL6/TS6

R/W

Timer load/status bit 6

TL5/TS5

R/W

Timer load/status bit 5

TL4/TS4

R/W

Timer load/status bit 4

Table 34.

PA3 counter input selection register - PA3cnt

bit

Name

Reset

R/W

Description

empty

WDanadis

R/W

Analogue WD disable

Fout

R/W

System freq. output on STB/RST pad

PA3cntin

R/W

PA3 input status

Table 35.

PA3 counter input selection

PA3cntin

debPAN

IRQedgeR

Counter source

PA3 debounced rising edge

PA3 debounced falling edge

PA3 debounced rising edge

PA3 not debounced falling edge

PA3 not debounced rising edge

X ( Don’t care)

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