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DM163006 Datasheet(PDF) 106 Page - Microchip Technology |
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DM163006 Datasheet(HTML) 106 Page - Microchip Technology |
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106 / 320 page  PIC18C601/801 DS39541A-page 106 Advance Information 2001 Microchip Technology Inc. FIGURE 9-4: RB2:RB0 PINS BLOCK DIAGRAM FIGURE 9-5: RB3 PIN BLOCK DIAGRAM Data Latch RBPU(2) P VDD Q D CK Q D CK QD EN Data Bus WR Port WR TRIS RD TRIS RD Port Weak Pull-up RD Port RBx/INTx I/O pin(1) TTL Input Buffer Schmitt Trigger Buffer TRIS Latch Note 1: I/O pins have diode protection to VDD and VSS. 2: To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit (INTCON2 register). Data Latch P VDD Q D CK Q D EN Data Bus WR LATB or WR TRISB RD TRISB RD PORTB Weak Pull-up CCP2 Input TTL Input Buffer Schmitt Trigger Buffer TRIS Latch RD LATB WR PORTB RBPU(2) CK D Enable CCP Output RD PORTB CCP Output 1 0 P N VDD VSS I/O pin(1) Q Q CCP Enable Note 1: I/O pin has diode protection to VDD and VSS. 2: To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit (INTCON2<7>). |
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