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PIC 16F628

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Microchip <strong>PIC</strong> <strong>16F628</strong> M. Deloizy 11<br />

♦ PCON<br />

→ registre de configuration<br />

bit 7-4,2:Unimplemented: Read as '0'<br />

bit 3: OSCF: INTRC/ER oscillator speed<br />

1 = 4 MHz typical (1)<br />

0 = 37 KHz typical<br />

bit 1: POR: Power-on Reset Status bit<br />

1 = No Power-on Reset occurred<br />

0 = A Power-on Reset occurred (must be set in software after a Poweron<br />

Reset occurs)<br />

bit 0: BOD: Brown-out Detect Status bit<br />

1 = No Brown-out Reset occurred<br />

0 = A Brown-out Reset occurred (must be set in software after a Brownout<br />

Reset occurs)<br />

Note 1: When in ER oscillator mode, setting OSCF = 1 will cause the oscillator<br />

speed to change to the speed specified by the external resistor.<br />

♦ PCL et PCLATH<br />

→ constitution de PC (13 bits)

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