Q +5V
.C11
20p
PI
lOk
GND -1
VDD -2
PIC16F84A
> OSC1/CLKIN OSC2/CŁKOUT | ||
MCLR |
RB1 | |
RAO |
RB2 | |
RAI |
RB3 | |
RA2 |
RB4 | |
RA3 |
RB5 | |
> RA4.T0CKI |
RB6 < | |
> RB01NT |
RB7 < | |
5 |
14 |
C15
lOOn
+5V
15
Vo -3
RS -4
3 |
R/W - 5 |
9 |
E -6 |
10 |
DB4-11 |
11 |
DBS -12 |
12 |
DB6-13 |
13 |
DB7 -14 |
+5V o-
£
R15
33
1
2
3
4
5
6 11 12
13
14
15
16
L
C
D
+5V
D7
C12 1 n
2 |
+5V Vin U4 7805 |
1 |
M | ||
1 |
N 1N4148 | ||||
C13 |
a |
- C14 | |||
100u |
m |
100n | |||
1 |
J5
- 1
- 2
NAP