AS3715 datasheet(112/159 Pages) AMSOSRAM

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ams Datasheet

Page 111

[v1-03] 2015-Aug-10

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AS3715 − Register Description

Figure 121:

OvertemperatureControl

Figure 122:

WatchdogControl

Addr:37h

OvertemperatureControl

Bit

Bit Name

Default

Access

Bit Description

tco_140_a

Only used for production test

tco_110_a

Only used for production test

5:4

temp_test

b00

rst_ov_temp_140

RW_SMP

If the overtemperature threshold 2 has been reached,

the flag ov_temp_140 is set and a reset cycle is started.

ov_temp_140 should be reset by writing 1 and

afterward 0 to rst_ov_temp_140

ov_temp_140

Flag that the overtemperature threshold 2 (T140) has

been reached - this flag is not reset by a

overtemperature caused reset and has to be reset by

rst_ov_temp_140

ov_temp_110

Flag that the overtemperature threshold 1 (T110) has

been reached

temp_pmc_on

Switch ON/OFF of temperature supervision; default: ON

- all other bits are only valid if set to 1

Leave at 1, do not disable

Addr:38h

WatchdogControl

Bit

Bit Name

Default

Access

Bit Description

1wtdg_res_on

If the watchdog expires and wtdg_res_on = 1 a reset cycle

will be started - see section Reset

0wtdg_on

Switches ON the complete watchdog

0 : Watchdog OFF

1 : Watchdog enabled

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