Đầy Đủ các file sch(mạch in, mạch nguyên lý...),code Chương trình code: include include define Line_1 0x80 define Line_2 0xC0 define Clear_LCD 0x01 define CPU_F 25000 define LCD_RS P0_0 define LCD_WR P0_1 define LCD_EN P0_2 Dinh Nghia Cac Chan DaTa define LCD_D4 P2_3 define LCD_D5 P2_2 define LCD_D6 P2_1 define LCD_D7 P2_0 define TRIGGER P1_7 define ECHO P3_2 unsigned char range_ok; unsigned int distance; float range; unsigned long range=0xffffffff; float temp1; .......................
Trang 110uF
1000uF
GND
7805TV
1000uF
330
GND
GND
GND +5V
GND
GND
GND
IC2
XTAL2 19
XTAL1 18
EA 31
P27-A15 28 P26-A14 27 P25-A13 26 P24-A12 25 P23-A11 24 P22-A10 23 P21-A9 22 P20-A8 21
P07-AD7 32 P06-AD6 33 P05-AD5 34 P04-AD4 35 P03-AD3 36 P02-AD2 37 P01-AD1 38 P00-AD0 39
ALE 30 PSEN 29
P37-RD
17 P36-W R 16
VCC 40
GND 20
P11 2
RST 9
P13 4 P14 5 P15 6 P16 7 P17 8
P30-RXD 10
P31-TXD 11
P32-INT0 12
P33-INT1 13
P34-T0 14 P35-T1 15
P12 3 P10 1
C3
C4
S
1 2
IC1
GND VI 1
VO 3 X1-1
X1-2
C5
R3
A-1 A-2 A-3 A-4 A-5 A-6
B-1 B-2 B-3 B-4 B-5 B-6
SRF05-1
SRF05-2
SRF05-3
SRF05-4
SRF05-5
ECHO
ECHO
ECHO
TRIGER
D4 D5 D6 D7
EN RW RS
NC
LCD 16x2