188071
1
8-
FLASH-
8
.
1880 71 8-
- FLASH (C)
(). 0.8 - .
IN83C51FAN ( ) AT89C52 ( Atmel).
.
H16.48-1B
( 8, 11 0998-99).
:
- - 4,5 5,5 .
- 8- MCS-51;
- (8 8, FLASH - );
- (256 x 8);
- 32 / (4 x 8);
- "UART";
- /;
- (51FA);
- ( );
- - 111;
- - 5;
- - 64 ;
- - 18,8 ;
- - 7;
- :
- - 1666 . /, - 833 . /.
- 833 . /.
- 416 . /.
188071
3
01
1.0/T2
/ 0 1 / / 2
02 P1.1/T2EX / 1 1 / / 2
03 P1.2/ECI
/ 2 1 /
04 P1.3/CEX0 / 3 1 / 0
05 P1.4/CEX1 / 4 1 / 1
06 P1.5/CEX2 / 5 1 / 2
09 P1.6/CEX3 / 6 1 / 3
10 P1.7/CEX4 / 7 1 / 4
11 RST
12 P3.0/RXD / 0 3 /
13 P3.1/TXD / 1 3 /
14 P3.2/INT0 / 2 3 / 0
15 P3.3/INT1 / 3 3 / 1
16 P3.4/T0
/ 4 3 / / 0
17 P3.5/T1
/ 5 3 / / 1
20 P3.6/WR
/ 6 3 /
21 P3.7/RD
/ 7 3 /
22 XTAL2
23 XTAL1
/
24 GND
26 P2.0/A8
/ 0 2 / 8
27 P2.1/A9
/ 1 2 / 9
28 P2.2/A10
/ 2 2 / 10
29 P2.3/A11
/ 3 2 / 11
30 P2.4/A12
/ 4 2 / 12
32 P2.5/A13
/ 5 2 / 13
33 P2.6/A14
/ 6 2 / 14
34 P2.7/A15
/ 7 2 / 15
35 PSEN
/ /
36 ALE/PROG / /
37 EA/VPP
/
38 P0.7/AD7 / 7 0/ 7/ D7
39 P0.6/AD6 / 6 0/ 6/ D6
40 P0.5/AD5 / 5 0/ 5/ D5
41 P0.4/AD4 / 4 0/ 4/ D4
44 P0.3/AD3 / 3 0/ 3/ D3
45 P0.2/AD2 / 2 0/ 2/ D2
46 P0.1/AD1 / 1 0/ 1/ D1
47 P0.0/AD0 / 0 0/ 0/ D0
48 UCC
188071
4
-
-
-
Ucc
4.5
5,5
-0.5
6
B
Uin
0
6,0 -0.5 6,5
B
Vpp
0 12,5
-0,5
13,0
Iol
7,0 15
Io
-7,0 -7,0
C
100 100
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.7
UCC
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
SMC
P1.6
P0.6
1
2
3
4
5
6
9
10
39
48
47
46
45
44
41
40
XTAL1
GND
P2.1
P2.0
23
24
27
26
RST
P3.0
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
XTAL2
P3.7
11
12
13
14
15
16
17
20
21
22
P0.7
EA
ALE
PSEN
P2.7
P2.6
P2.5
P2.4
P2.3
P2.2
28
38
37
36
35
34
33
32
30
29
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