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| GMS81C2020 Datasheet, PDF (15/92 Pages) Hynix Semiconductor – CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver | |||
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Hyundai Micro Electronics
9. PORT STRUCTURES
⢠RESETB
Internal RESETB
⢠XI, XO (Crystal Oscillator)
Internal System clock
stop or mainclk off
⢠XI, XO (RC Oscillator)
Internal System clock
stop or mainclk off
GMS81C2020/GMS81C2120
VDD
Mask version only
VSS
VDD
XO
VDD
VSS
VDD
XI
VSS
VDD
XO
VDD
VSS
VDD
XI
VSS
Nov. 1999 Ver 0.0
preliminary
15
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