ZIOL2201 datasheet(46/92 Pages) RENESAS

46 / 92 page

ZIOL2xxx Datasheet

April 26, 2016

Figure 3.15 COM Channel Lock Control

COM_OVL_LS_EN

COM_OVL_HS_EN

COM_LS_LOCK_EN

COM_HS_LOCK_EN

COM_LOCK_TIME_RST

COM_OVL_TBASE

reseved

COM_MON_CTRL [11]

>C<

bit

reset

r / w

COM_ASSERT_TIME

COM_ASSERT_TIME [10]

>C<

bit

reset

r / w

MOM_COM_HS_PEAK

MON_COM_HS_PEAK [22]

>S<

bit

reset

r / rst

MOM_COM_LS_PEAK

MON_COM_LS_PEAK [21]

>S<

bit

reset

r / rst

Low side

stage

Overload

Counter

COM_LS

(8bit)

Comparator

Peak values

High side

stage

Overload

Counter

COM_HS

(8bit)

AND

count

COM_HS_OVL

AND

count

COM_LS_OVL

Counter == Assert_time

AND

Comparator

Lock counter

COM_LOCK_TIME

COM_LOCK_TIME [06]

>C<

bit

reset

r / w

AUX-Channel

set

clear

AND

Peak values

To register IRQ_STATUS

Enables time based lock reset

COM_OVL_TIME_BASE

[6:5]

0b00: 200 ns

0b01:

1 ms

0b10:

8 ms

0b11: 16 ms

rst

Overload Counter

Count-up:

if input signal count ==1

Count-down:

if input signal count == 0

- no overrun

- no underrun

Counter reset with

- write access to

MON_RST_COUNTER [17]

Data = 0bxxxxx1xx

- 0à1 transition of

COM_OVL_HS_EN

Counter reset with

- write access to

MON_RST_COUNTER [17]

Data = 0bxxxxxx1x

- 0à1 transition of

COM_OVL_LS_EN

From COM_LS overload

detector

From COM_HS overload

detector

SPI

rst

SPI

Driver OFF

1 The COM transmitter is only available inside the products ZIOL24xx/22xx

ZIOL2201 Datasheet(PDF) 46 Page - Renesas Technology Corp

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