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PIC18F242 датащи(PDF) 16 Page - Microchip Technology |
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PIC18F242 датащи(HTML) 16 Page - Microchip Technology |
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16 / 332 page ![]() PIC18FXX2 DS39564C-page 14 © 2006 Microchip Technology Inc. PORTB is a bi-directional I/O port. PORTB can be software programmed for internal weak pull-ups on all inputs. RB0/INT0 RB0 INT0 33 36 8 I/O I TTL ST Digital I/O. External Interrupt 0. RB1/INT1 RB1 INT1 34 37 9 I/O I TTL ST External Interrupt 1. RB2/INT2 RB2 INT2 35 38 10 I/O I TTL ST Digital I/O. External Interrupt 2. RB3/CCP2 RB3 CCP2 36 39 11 I/O I/O TTL ST Digital I/O. Capture2 input, Compare2 output, PWM2 output. RB4 37 41 14 I/O TTL Digital I/O. Interrupt-on-change pin. RB5/PGM RB5 PGM 38 42 15 I/O I/O TTL ST Digital I/O. Interrupt-on-change pin. Low Voltage ICSP programming enable pin. RB6/PGC RB6 PGC 39 43 16 I/O I/O TTL ST Digital I/O. Interrupt-on-change pin. In-Circuit Debugger and ICSP programming clock pin. RB7/PGD RB7 PGD 40 44 17 I/O I/O TTL ST Digital I/O. Interrupt-on-change pin. In-Circuit Debugger and ICSP programming data pin. TABLE 1-3: PIC18F4X2 PINOUT I/O DESCRIPTIONS (CONTINUED) Pin Name Pin Number Pin Type Buffer Type Description DIP PLCC TQFP Legend: TTL = TTL compatible input CMOS = CMOS compatible input or output ST = Schmitt Trigger input with CMOS levels I = Input O = Output P = Power OD = Open Drain (no P diode to VDD) |
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