MC68HC705J1A Motorola, MC68HC705J1A Datasheet - Page 70

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MC68HC705J1A

Manufacturer Part Number
MC68HC705J1A
Description
Manufacturer
Motorola
Datasheet

Specifications of MC68HC705J1A

Case
DIP-20L
Resets and Interrupts
4.3 Resets
A reset immediately stops the operation of the instruction being
executed, initializes certain control and status bits, and loads the
program counter with a user-defined reset vector address. These
sources can generate a reset:
RESET PIN
Technical Data
70
Power-on reset (POR) circuit
RESET pin
Computer operating properly (COP) watchdog
Illegal address
ILLEGAL ADDRESS
COP WATCHDOG
POWER-ON RESET
V
DD
INTERNAL CLOCK
Figure 4-1. Reset Sources
Resets and Interrupts
TO CPU AND
RST
S
PERIPHERAL
D
Q
MODULES
CK
RESET
LATCH
MC68HC705J1A — Rev. 4.0
MOTOROLA

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