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PIC16F1526 Datasheet(PDF) 142 Page - Microchip Technology |
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PIC16F1526 Datasheet(HTML) 142 Page - Microchip Technology |
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142 / 354 page ![]() PIC16(L)F1526/27 DS41458A-page 142 Preliminary 2011 Microchip Technology Inc. FIGURE 13-1: INTERRUPT-ON-CHANGE BLOCK DIAGRAM 13.6 Interrupt-On-Change Registers D CK R Q D CK R Q IOCBNx IOCBPx Q2 D CK S Q Q4Q1 data bus = 0 or 1 write IOCBFx IOCIE to data bus IOCBFx edge detect from all other IOCBFx individual pin detectors Q1 Q2 Q3 Q4 Q4Q1 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q4 Q4Q1 Q4Q1 Q4Q1 REGISTER 13-1: IOCBP: INTERRUPT-ON-CHANGE PORTB POSITIVE EDGE REGISTER R/W-0/0 R/W-0/0 R/W-0/0 R/W-0/0 R/W-0/0 R/W-0/0 R/W-0/0 R/W-0/0 IOCBP7 IOCBP6 IOCBP5 IOCBP4 IOCBP3 IOCBP2 IOCBP1 IOCBP0 bit 7 bit 0 Legend: R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’ u = Bit is unchanged x = Bit is unknown -n/n = Value at POR and BOR/Value at all other Resets ‘1’ = Bit is set ‘0’ = Bit is cleared bit 7-0 IOCBP<7:0>: Interrupt-on-Change PORTB Positive Edge Enable bits 1 = Interrupt-on-Change enabled on the pin for a positive going edge. Associated Status bit and interrupt flag will be set upon detecting an edge. 0 = Interrupt-on-Change disabled for the associated pin |
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