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C8051F231
25 MIPS, 8 kB Flash, 32-Pin Mixed-Signal MCU
Analog Peripherals
Two comparators
High-Speed 8051 µC Core
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Programmable hysteresis Configurable to generate interrupts or reset
VDD Monitor and Brown-out Detector
Pipelined instruction architecture; executes 70% of instructions in 1 or 2 system clocks Up to 25 MIPS throughput with 25 MHz system clock Expanded interrupt handler; up to 21 interrupt sources 256 bytes data RAM 8 kB Flash; in-system programmable in 512 byte sectors (512 bytes are reserved) 22 port I/O; all are 5 V tolerant Hardware SPI™ and UART serial ports available concurrently 3 general-purpose 16-bit counter/timers Dedicated watchdog timer; bidirectional reset Internal programmable oscillator: 2–16 MHz External oscillator: Crystal, RC, C, or Clock Can switch
C8051F231 Datasheet
