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PIC18F1220E/SOSQTP Datasheet(PDF) 11 Page - Microchip Technology |
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PIC18F1220E/SOSQTP Datasheet(HTML) 11 Page - Microchip Technology |
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11 / 308 page ![]() © 2007 Microchip Technology Inc. DS39605F-page 9 PIC18F1220/1320 PORTB is a bidirectional I/O port. PORTB can be software programmed for internal weak pull-ups on all inputs. RB0/AN4/INT0 RB0 AN4 INT0 89 9 I/O I I TTL Analog ST Digital I/O. Analog input 4. External interrupt 0. RB1/AN5/TX/CK/INT1 RB1 AN5 TX CK INT1 910 10 I/O I O I/O I TTL Analog — ST ST Digital I/O. Analog input 5. EUSART asynchronous transmit. EUSART synchronous clock (see related RX/DT). External interrupt 1. RB2/P1B/INT2 RB2 P1B INT2 17 19 23 I/O O I TTL — ST Digital I/O. Enhanced CCP1/PWM output. External interrupt 2. RB3/CCP1/P1A RB3 CCP1 P1A 18 20 24 I/O I/O O TTL ST — Digital I/O. Capture 1 input/Compare 1 output/PWM 1 output. Enhanced CCP1/PWM output. RB4/AN6/RX/DT/KBI0 RB4 AN6 RX DT KBI0 10 11 12 I/O I I I/O I TTL Analog ST ST TTL Digital I/O. Analog input 6. EUSART asynchronous receive. EUSART synchronous data (see related TX/CK). Interrupt-on-change pin. RB5/PGM/KBI1 RB5 PGM KBI1 11 12 13 I/O I/O I TTL ST TTL Digital I/O. Low-Voltage ICSP Programming enable pin. Interrupt-on-change pin. RB6/PGC/T1OSO/ T13CKI/P1C/KBI2 RB6 PGC T1OSO T13CKI P1C KBI2 12 13 15 I/O I/O O I O I TTL ST — ST — TTL Digital I/O. In-Circuit Debugger and ICSP programming clock pin. Timer1 oscillator output. Timer1/Timer3 external clock output. Enhanced CCP1/PWM output. Interrupt-on-change pin. RB7/PGD/T1OSI/ P1D/KBI3 RB7 PGD T1OSI P1D KBI3 13 14 16 I/O I/O I O I TTL ST CMOS — TTL Digital I/O. In-Circuit Debugger and ICSP programming data pin. Timer1 oscillator input. Enhanced CCP1/PWM output. Interrupt-on-change pin. VSS 5 5, 6 3, 5 P — Ground reference for logic and I/O pins. VDD 14 15, 16 17, 19 P — Positive supply for logic and I/O pins. NC — — 18 — — No connect. TABLE 1-2: PIC18F1220/1320 PINOUT I/O DESCRIPTIONS (CONTINUED) Pin Name Pin Number Pin Type Buffer Type Description PDIP/ SOIC SSOP QFN 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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