ATA6613-EK Atmel, ATA6613-EK Datasheet - Page 72

• Manufacturer Part Number: ATA6613-EK
• Description: BOARD DEMO LIN-MCM FOR ATA6613
• Manufacturer: Atmel

Specifications of ATA6613-EK

• Main Purpose: Interface, LIN + MCU
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ATA6613
• Primary Attributes: LIN-SBC (System-Basis-Chip) Transceiver, LIN 2.0, Voltage Regulator, Window Watchdog
• Secondary Attributes: 16 kB Flash, 4 Power Modes: Pre-Normal, Normal, Sleep, Silent, 48-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

6.8.6
72
Atmel ATA6612/ATA6613
Watchdog System Reset
Table 6-22.
When the BOD is enabled, and V
ure
trigger level (V
t
The BOD circuit will only detect a drop in V
ger than t
Figure 6-19. Brown-out Reset During Operation
When the Watchdog times out, it will generate a short reset pulse of one CK cycle duration.
On the falling edge of this pulse, the delay timer starts counting the Time-out period t
Refer to
Figure 6-20. Watchdog System Reset During Operation
TOUT
Symbol
V
t
INTERNAL
TIME-OUT
BOD
TIME-OUT
HYST
6-19), the Brown-out Reset is immediately activated. When V
RESET
RESET
RESET
has expired.
WDT
V
“Watchdog Timer” on page 74
CC
BOD
INTERNAL
TIME-OUT
given in
Parameter
Brown-out Detector Hysteresis
Min Pulse Width on Brown-out Reset
Brown-out Characteristics
BOT+
RESET
RESET
V
CC
in
Figure
Table 6-20 on page
6-19), the delay counter starts the MCU after the Time-out period
CC
V
1 CK Cycle
decreases to a value below the trigger level (V
t
BOT
TOUT
for details on operation of the Watchdog Timer.
-
CC
70.
if the voltage stays below the trigger level for lon-
Min
V
t
TOUT
BOT+
CC
Typ
50
increases above the
Max
9111H–AUTO–01/11
BOT-
Units
mV
in
ns
TOUT
Fig-
.