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PIC16F913-I/SP 数据表(PDF) 49 Page - Microchip Technology

部件名 PIC16F913-I/SP
功能描述  28/40/44/64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology
PDF  330 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

PIC16F913-I/SP 数据表(HTML) 49 Page - Microchip Technology

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© 2007 Microchip Technology Inc.
DS41250F-page 47
PIC16F913/914/916/917/946
3.2.1.3
RA2/AN2/C2+/VREF-/COM2
Figure 3-3 shows the diagram for this pin. The RA2 pin
is configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• an analog input for Comparator C2
• a voltage reference input for the ADC
• an analog output for the LCD
FIGURE 3-3:
BLOCK DIAGRAM OF RA2
Q
D
Q
CK
Data Latch
TRIS Latch
RD TRISA
RD PORTA
Q
D
Q
CK
To A/D Converter and Comparator
COM2
Data Bus
WR PORTA
WR TRISA
To A/D Module VREF- Input
Analog Input or
I/O Pin
TTL
Input Buffer
LCDEN and
LMUX<1:0> = 1X
LCDEN and
LMUX<1:0> = 1X
LCDEN and
LMUX<1:0> = 1X
VDD
VSS



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