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PIC16LC771 数据表(PDF) 7 Page - Microchip Technology |
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PIC16LC771 数据表(HTML) 7 Page - Microchip Technology |
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7 / 224 page  1999-2013 Microchip Technology Inc. DS41120C-page 7 PIC16C717/770/771 TABLE 1-1: PIC16C717/770/771 PINOUT DESCRIPTION Name Function Input Type Output Type Description RA0/AN0 RA0 ST CMOS Bi-directional I/O AN0 AN A/D input RA1/AN1/LVDIN RA1 ST CMOS Bi-directional I/O AN1 AN A/D input LVDIN AN LVD input reference RA2/AN2/VREF-/VRL RA2 ST CMOS Bi-directional I/O AN2 AN A/D input VREF- AN Negative analog reference input VRL AN Internal voltage reference low output RA3/AN3/VREF+/VRH RA3 ST CMOS Bi-directional I/O AN3 AN A/D input VREF+ AN Positive analog reference input VRH AN Internal voltage reference high output RA4/T0CKI RA4 ST OD Bi-directional I/O T0CKI ST TMR0 clock input RA5/MCLR/VPP RA5 ST Input port MCLR ST Master clear VPP Power Programming voltage RA6/OSC2/CLKOUT RA6 ST CMOS Bi-directional I/O OSC2 XTAL Crystal/resonator CLKOUT CMOS FOSC/4 output RA7/OSC1/CLKIN RA7 ST CMOS Bi-directional I/O OSC1 XTAL Crystal/resonator CLKIN ST External clock input/ER resistor connection RB0/AN4/INT RB0 TTL CMOS Bi-directional I/O(1) AN4 AN A/D input INT ST Interrupt input RB1/AN5/SS RB1 TTL CMOS Bi-directional I/O(1) AN5 AN A/D input SS ST SSP slave select input RB2/SCK/SCL RB2 TTL CMOS Bi-directional I/O(1) SCK ST CMOS Serial clock I/O for SPI SCL ST OD Serial clock I/O for I2C RB3/CCP1/P1A RB3 TTL CMOS Bi-directional I/O(1) CCP1 ST CMOS Capture 1 input/Compare 1 output P1A CMOS PWM P1A output RB4/SDI/SDA RB4 TTL CMOS Bi-directional I/O(1) SDI ST Serial data in for SPI SDA ST OD Serial data I/O for I2C RB5/SDO/P1B RB5 TTL CMOS Bi-directional I/O(1) SDO CMOS Serial data out for SPI P1B CMOS PWM P1B output Note 1: Bit programmable pull-ups. 2: Only in PIC16C770/771 devices. |
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