gc80c520g CORERIVER Semiconductor, gc80c520g Datasheet - Page 50
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gc80c520g
Manufacturer Part Number
gc80c520g
Description
Eprom / Rom / Romless Based 8-bit Turbo Microcontrollers
Manufacturer
CORERIVER Semiconductor
Datasheet
1.GC80C520G.pdf
(98 pages)
- Current page: 50 of 98
- Download datasheet (913Kb)
6.14. Reset Circuit : 3 Reset Sources
LVD(POR) Reset
External RESET Pin
WDT Reset : Enable or Disable by S/W
Power-on Reset when power is turned on.
Power-fail Reset when the supply voltage is
RESET Pin must be held “High” for at least 24 clock cycles.
below the threshold voltage (V
RESET
Clock
V
DD
27 bits Counter
LVD
Initialize
WDT
(Min. 24 Clocks Period)
RST
External RESET
Generation
).
POR
512 Clocks
Delay
LVD RESET
Generation
WDT RESET
Generation
WDCON (D8h) : Watchdog & Power Status Register
-
WTRF
EWT
R/W(1) R/W(0) R/W(1) R/W(0) R/W(0) R/W(0) R/W(0)
POR
WTRF
EWT
: Watchdog Timer Reset Flag. Only cleared by S/W.
: Watchdog Timer Reset Enable.
EPFI
PFI
MiDAS1.0 Family
WDIF
Internal RESET
WTRF
EWT
RWT
[50]
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