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PIC16F690 датащи(PDF) 18 Page - Microchip Technology |
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PIC16F690 датащи(HTML) 18 Page - Microchip Technology |
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18 / 294 page ![]() PIC16F631/677/685/687/689/690 DS41262D-page 16 © 2007 Microchip Technology Inc. TABLE 1-2: PINOUT DESCRIPTION – PIC16F677 Name Function Input Type Output Type Description RA0/AN0/C1IN+/ICSPDAT/ ULPWU RA0 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. AN0 AN — A/D Channel 0 input. C1IN+ AN — Comparator C1 non-inverting input. ICSPDAT ST CMOS ICSP™ Data I/O. ULPWU AN — Ultra Low-Power Wake-up input. RA1/AN1/C12IN0-/VREF/ ICSPCLK RA1 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. AN1 AN — A/D Channel 1 input. C12IN0- AN — Comparator C1 or C2 inverting input. VREF AN — External Voltage Reference for A/D. ICSPCLK ST — ICSP™ clock. RA2/AN2/T0CKI/INT/C1OUT RA2 ST CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. AN2 AN — A/D Channel 2 input. T0CKI ST — Timer0 clock input. INT ST — External interrupt pin. C1OUT — CMOS Comparator C1 output. RA3/MCLR/VPP RA3 TTL — General purpose input. Individually controlled interrupt-on- change. MCLR ST — Master Clear with internal pull-up. VPP HV — Programming voltage. RA4/AN3/T1G/OSC2/CLKOUT RA4 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. AN3 AN — A/D Channel 3 input. T1G ST — Timer1 gate input. OSC2 — XTAL Crystal/Resonator. CLKOUT — CMOS FOSC/4 output. RA5/T1CKI/OSC1/CLKIN RA5 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. T1CKI ST — Timer1 clock input. OSC1 XTAL — Crystal/Resonator. CLKIN ST — External clock input/RC oscillator connection. RB4/AN10/SDI/SDA RB4 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. AN10 AN — A/D Channel 10 input. SDI ST — SPI data input. SDA ST OD I2C™ data input/output. RB5/AN11 RB5 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. AN11 AN — A/D Channel 11 input. RB6/SCK/SCL RB6 TTL CMOS General purpose I/O. Individually controlled interrupt-on-change. Individually enabled pull-up. SCK ST CMOS SPI clock. SCL ST OD I2C™ clock. Legend: AN = Analog input or output CMOS = CMOS compatible input or output TTL = TTL compatible input ST = Schmitt Trigger input with CMOS levels HV = High Voltage XTAL = Crystal |
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