Circuito do Voltímetro PIC

4
D
3
2
D
0-25V
Obs.: R1 e R2 resitores 1%
preferencialmente
R1
40k
5VDC
CI2
Display 16x2
R2
10k
1
MCLR/Vpp
9
OSC1/CLKIN
10
C1
33pF
X1
4MHz
J1
P4 Fêmea
VDD
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX/CK
RC7/RX/DT
OSC2/CLKOUT
C2
33pF
D1
1N4001
1
3
C4
0,33 uF
CI3
LM7815/TO
VIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
RA0/AN0
RA1/AN1
RA2/AN2/VREFRA3/AN3/VREF+
RA4/TOCKI
RA5/AN4/SS
RB0/INT
RB1
RB2
RB3/PGM
RB4
RB5
RB6/PGC
RB7/PGD
8-19 VSS
11
12
13
14
15
16
17
18
R3
560R
B
DISPLAY
P1
10k
20
C3
.1uF
C
VOUT
C
5VDC
2
3
4
5
6
7
21
22
23
24
25
26
27
28
B
CI1
PIC16F876-20/SP
D2
1N4001
2
5VDC
1
3
GND
C5
0,1uF
C6
0,33 uF
CI4
LM7805/TO
VIN
VOUT
2
GND
C7
0,1 uF
A
Title
Size
A
5
1
VSS
VDD
V0
RS
R/W
EN
D0
D1
D2
D3
D4
D5
D6
D7
5
4
3
Date:
A
Márcio José Soares
Voltímetro PIC
Document Number
voltimetro_pic.sch
Monday, September 06, 2004
2
Rev
1.0
Sheet
1
1
of
1