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PIC16F87 Datasheet(PDF) 9 Page - Microchip Technology |
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PIC16F87 Datasheet(HTML) 9 Page - Microchip Technology |
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9 / 230 page  2002-2013 Microchip Technology Inc. DS30487D-page 9 PIC16F87/88 PORTB is a bidirectional I/O port. PORTB can be software programmed for internal weak pull-up on all inputs. RB0/INT/CCP1(5) RB0 INT CCP1 677 I/O I I/O TTL ST(1) ST Bidirectional I/O pin. External interrupt pin. Capture input, Compare output, PWM output. RB1/SDI/SDA RB1 SDI SDA 788 I/O I I/O TTL ST ST Bidirectional I/O pin. SPI data in. I2C™ data. RB2/SDO/RX/DT RB2 SDO RX DT 899 I/O O I I/O TTL ST Bidirectional I/O pin. SPI data out. AUSART asynchronous receive. AUSART synchronous detect. RB3/PGM/CCP1(5) RB3 PGM CCP1 910 10 I/O I/O I TTL ST ST Bidirectional I/O pin. Low-Voltage ICSP™ Programming enable pin. Capture input, Compare output, PWM output. RB4/SCK/SCL RB4 SCK SCL 10 11 12 I/O I/O I TTL ST ST Bidirectional I/O pin. Interrupt-on-change pin. Synchronous serial clock input/output for SPI. Synchronous serial clock Input for I2C. RB5/SS/TX/CK RB5 SS TX CK 11 12 13 I/O I O I/O TTL TTL Bidirectional I/O pin. Interrupt-on-change pin. Slave select for SPI in Slave mode. AUSART asynchronous transmit. AUSART synchronous clock. RB6/AN5/PGC/T1OSO/ T1CKI RB6 AN5(4) PGC T1OSO T1CKI 12 13 15 I/O I I/O O I TTL ST(2) ST ST Bidirectional I/O pin. Interrupt-on-change pin. Analog input channel 5. In-Circuit Debugger and programming clock pin. Timer1 oscillator output. Timer1 external clock input. RB7/AN6/PGD/T1OSI RB7 AN6(4) PGD T1OSI 13 14 16 I/O I I I TTL ST(2) ST Bidirectional I/O pin. Interrupt-on-change pin. Analog input channel 6. In-Circuit Debugger and ICSP programming data pin. Timer1 oscillator input. 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. TABLE 1-2: PIC16F87/88 PINOUT DESCRIPTION (CONTINUED) Pin Name PDIP/ SOIC Pin# SSOP Pin# QFN Pin# I/O/P Type Buffer Type Description Legend: I = Input O = Output I/O = Input/Output P = Power – = Not used TTL = TTL Input ST = Schmitt Trigger Input Note 1: This buffer is a Schmitt Trigger input when configured as the external interrupt. 2: This buffer is a Schmitt Trigger input when used in Serial Programming mode. 3: This buffer is a Schmitt Trigger input when configured in RC Oscillator mode and a CMOS input otherwise. 4: PIC16F88 devices only. 5: The CCP1 pin is determined by the CCPMX bit in Configuration Word 1 register. |
Similar Part No. - PIC16F87_13 |
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Similar Description - PIC16F87_13 |
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