Figure 17, Table 8, Attiny11/12 – Rainbow Electronics ATtiny12 User Manual
Page 19
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19
ATtiny11/12
1006C–09/01
Figure 17. Reset Logic for the ATtiny12
Note:
1. The Power-on Reset will not work unless the supply voltage has been below V
POT
(falling).
Table 8. Reset Characteristics for the ATtiny12
Symbol
Parameter
Condition
Min
Typ
Max
Units
V
POT
Power-on Reset Threshold
Voltage (rising)
BOD disabled
1.0
1.4
1.8
V
BOD enabled
0.6
1.2
1.8
V
Power-on Reset Threshold
Voltage (falling)
BOD disabled
0.4
0.6
0.8
V
BOD enabled
0.6
1.2
1.8
V
V
RST
RESET Pin Threshold
Voltage
0.6V
CC
V
V
BOT
Brown-out Reset Threshold
Voltage
(BODLEVEL = 1)
1.5
1.8
1.9
V
(BODLEVEL = 0)
2.6
2.7
2.8
MCU Status
Register (MCUSR)
Brown-out
Reset Circuit
BODEN
BODLEVEL
Delay Counters
CKSEL[3:0]
CK
Full
WDRF
BORF
EXTRF
PORF
DATA BUS
Power-on Reset
Circuit
On-chip
RC Oscillator
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