DS80C400_07 Datasheet, PDF (26/97 Pages) Maxim Integrated Products – Network Microcontroller

SERIAL PORT 0 (SYNCHRONOUS MODE)
DS80C400 Network Microcontroller
HIGH-SPEED OPERATION, TXD CLK = SYSCLK/4 (SM2 = 1)
TRADITIONAL 8051 OPERATION, TXD CLOCK = XTAL/12 (SM2 = 0)
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