ATTINY26L8SU SL383 Atmel, ATTINY26L8SU SL383 Datasheet - Page 35

• Manufacturer Part Number: ATTINY26L8SU SL383
• Description: MCU 8-Bit ATtiny AVR RISC 2KB Flash 3.3V/5V 20-Pin SOIC T/R
• Manufacturer: Atmel

External Reset
1477J–AVR–06/07
Figure 26. MCU Start-up, RESET Tied to VCC
Figure 27. MCU Start-up, RESET Controlled Externally
An External Reset is generated by a low level on the RESET pin. Reset pulses longer
than 500 ns will generate a reset, even if the clock is not running. Shorter pulses are not
guaranteed to generate a reset. When the applied signal reaches the Reset Threshold
Voltage – V
period t
Figure 28. External Reset During Operation
INTERNAL
INTERNAL
TIME-OUT
TIME-OUT
INTERNAL
TIME-OUT
RESET
RESET
RESET
RESET
RESET
RESET
VCC
VCC
VCC
TOUT
RST
has expired.
– on its positive edge, the delay timer starts the MCU after the Time-out
V
V
V
POT
POT
RST
V
RST
t
TOUT
t
TOUT
V
RST
t
TOUT
ATtiny26(L)
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