GMS81C2020 Datasheet, PDF (80/92 Pages) Hynix Semiconductor – CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver

GMS81C2020/GMS81C2120
Hyundai Micro Electro nics
Oscillator
(XI pin)
Internal
RC Clock
Internal
Clock
RESET
RESET by WDT
Internal
RESET
RCWDT Mode
STOP Instruction Execution
Time can not be control by software
Stabilization Time
t_ST = 64mS @4MHz
Figure 21-8 Internal RCWDT Mode Releasing by RESET
80
preliminary
Nov. 1999 Ver 0.0