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PIC18F8722IPTSQTP Datasheet(PDF) 24 Page - Microchip Technology |
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PIC18F8722IPTSQTP Datasheet(HTML) 24 Page - Microchip Technology |
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24 / 446 page ![]() PIC18F8722 FAMILY DS39646C-page 22 © 2008 Microchip Technology Inc. PORTA is a bidirectional I/O port. RA0/AN0 RA0 AN0 30 I/O I TTL Analog Digital I/O. Analog input 0. RA1/AN1 RA1 AN1 29 I/O I TTL Analog Digital I/O. Analog input 1. RA2/AN2/VREF- RA2 AN2 VREF- 28 I/O I I TTL Analog Analog Digital I/O. Analog input 2. A/D reference voltage (low) input. RA3/AN3/VREF+ RA3 AN3 VREF+ 27 I/O I I TTL Analog Analog Digital I/O. Analog input 3. A/D reference voltage (high) input. RA4/T0CKI RA4 T0CKI 34 I/O I ST/OD ST Digital I/O. Open-drain when configured as output. Timer0 external clock input. RA5/AN4/HLVDIN RA5 AN4 HLVDIN 33 I/O I I TTL Analog Analog Digital I/O. Analog input 4. High/Low-Voltage Detect input. RA6 See the OSC2/CLKO/RA6 pin. RA7 See the OSC1/CLKI/RA7 pin. TABLE 1-4: PIC18F8527/8622/8627/8722 PINOUT I/O DESCRIPTIONS (CONTINUED) Pin Name Pin Number Pin Type Buffer Type Description TQFP Legend: TTL = TTL compatible input CMOS = CMOS compatible input or output ST = Schmitt Trigger input with CMOS levels Analog= Analog input I = Input O = Output P= Power I2C™/SMB = I2C/SMBus input buffer Note 1: Alternate assignment for ECCP2 when Configuration bit, CCP2MX, is cleared (all operating modes except Microcontroller mode). 2: Default assignment for ECCP2 in all operating modes (CCP2MX is set). 3: Alternate assignment for ECCP2 when CCP2MX is cleared (Microcontroller mode only). 4: Default assignment for P1B/P1C/P3B/P3C (ECCPMX is set). 5: Alternate assignment for P1B/P1C/P3B/P3C (ECCPMX is clear). |
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