DS87C520 Datasheet, PDF (39/45 Pages) Dallas Semiconductor – EPROM/ROM High-Speed Micro

DS87C520/DS83C520 EPROM/ROM High-Speed Microcontrollers
SERIAL PORT MODE 0 TIMING
SERIAL PORT 0 (SYNCHRONOUS MODE)
HIGH SPEED OPERATION SM2=1=>TXD CLOCK=XTAL/4
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