87C51 microcontroller equivalent, chmos single-chip 8-bit microcontroller.
of the MCS-51 Family as listed below Pin P3 0 P3 1 P3 2 P3 3 P3 4 P3 5 P3 6 P3 7 Name RXD TXD INT0 INT1 T0 T1 WR RD Alternate Function Serial input line Serial output lin.
The Idle mode freezes the CPU while allowing the RAM timer counters serial port and interrupt system to continue functio.
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