P80C652 microcontrollers equivalent, cmos single-chip 8-bit microcontrollers.
P1.5 6 SCL/P1.6 7 SDA/P1.7 8 RST 9 RxD/P3.0 10 TxD/P3.1 11 INT0/P3.2 12 INT1/P3.3 13 T0/P3.4 14 T1/P3.5 15 WR/P3.6 16 RD/P3.7 17 XTAL2 18 XTAL1 19 VSS 20
* 80C51 ce.
for general control systems. The 8XC652 contains a non-volatile 8k × 8 read-only program memory, a volatile 256 × 8 read.
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