You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
11<br />
<strong>AT89C51ID2</strong><br />
4289A–8051–09/03<br />
50<br />
49<br />
48<br />
47<br />
44<br />
45<br />
46<br />
P4.5<br />
P3.7/RD#<br />
XTAL2<br />
XTAL1<br />
P4.4<br />
P3.6/WR#<br />
P4.3<br />
NIC<br />
NIC<br />
P3.1/TxD<br />
P3.2/INT0#<br />
P3.3/INT1#<br />
P3.4/T0<br />
P3.5/T1<br />
37<br />
38<br />
39<br />
40<br />
41<br />
42<br />
43<br />
<strong>AT89C51ID2</strong><br />
PLCC68<br />
P0.4/AD4<br />
P5.4<br />
P5.3<br />
P0.5/AD5<br />
P0.6/AD6<br />
NIC<br />
P0.7/AD7<br />
EA#<br />
PI2.0/SCL<br />
ALE<br />
P1.6/CEX3/SCK<br />
P1.7/CEX4/MOSI<br />
RST<br />
NIC<br />
NIC<br />
NIC<br />
P3.0/RxD<br />
NIC<br />
SDA<br />
P1.5/CEX2/MISO<br />
60<br />
59<br />
58<br />
57<br />
56<br />
55<br />
54<br />
53<br />
51<br />
52<br />
10<br />
11<br />
12<br />
13<br />
14<br />
15<br />
16<br />
17<br />
19<br />
18<br />
27<br />
28<br />
29<br />
30<br />
31<br />
32<br />
33<br />
34<br />
35<br />
36<br />
9<br />
8<br />
7<br />
6<br />
5<br />
3<br />
2<br />
1<br />
68<br />
P5.0<br />
P2.4/A12<br />
P2.3/A11<br />
P4.7<br />
P2.2/A10<br />
P4.6<br />
P2.0/A8<br />
P2.1/A9<br />
NIC<br />
VSS<br />
P5.5<br />
P0.3/AD3<br />
P0.2/AD2<br />
P5.6<br />
P0.1/AD1<br />
P0.0/AD0<br />
P5.7<br />
VCC<br />
XTALB2<br />
P1.0/T2/XTALB1<br />
4<br />
PSEN#<br />
NIC<br />
P2.7/A15<br />
P2.6/A14<br />
P5.2<br />
P5.1<br />
P2.5/A13<br />
67<br />
65<br />
64<br />
63<br />
62<br />
61<br />
66<br />
20<br />
21<br />
22<br />
23<br />
26<br />
25<br />
24<br />
P4.0<br />
P1.1/T2EX/SS#<br />
P1.2/ECI<br />
P1.3/CEX0<br />
P4.1<br />
P1.4/CEX1<br />
P4.2<br />
NIC: Not Internaly Connected<br />
54<br />
53<br />
52<br />
51<br />
50<br />
49<br />
<strong>AT89C51ID2</strong><br />
VQFP64<br />
P0.4/AD4<br />
P5.4<br />
P5.3<br />
P0.5/AD5<br />
P0.6/AD6<br />
P0.7/AD7<br />
EA#<br />
PI2.0/SCL<br />
ALE<br />
PSEN#<br />
P1.5/CEX2/MISO<br />
P1.6/CEX3/SCK<br />
P1.7/A17/CEX4/MOSI<br />
RST<br />
NIC<br />
NIC<br />
NIC<br />
P3.0/RxD<br />
SDA<br />
P4.2<br />
48<br />
47<br />
46<br />
45<br />
44<br />
43<br />
42<br />
41<br />
39<br />
40<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
10<br />
9<br />
17<br />
18<br />
19<br />
20<br />
21<br />
22<br />
23<br />
24<br />
25<br />
26<br />
64<br />
63<br />
62<br />
61<br />
60<br />
59<br />
58<br />
57<br />
56<br />
55<br />
P2.4/A12<br />
P2.3/A11<br />
P4.7<br />
P2.2/A10<br />
P2.1/A9<br />
NIC<br />
P4.6<br />
P2.0/A8<br />
VSS<br />
P4.5<br />
P5.5<br />
P0.3/AD3<br />
P0.2/AD2<br />
P5.6<br />
P0.1/AD1<br />
P0.0/AD0<br />
P5.7<br />
VCC<br />
XTALB2<br />
P1.0/T2/XTALB1<br />
11<br />
12<br />
13<br />
16<br />
15<br />
14<br />
P4.0<br />
P1.1/T2EX/SS#<br />
P1.2/ECI<br />
P1.3/CEX0<br />
P4.1<br />
P1.4/CEX1<br />
38<br />
37<br />
36<br />
33<br />
34<br />
35<br />
P3.7/RD#<br />
XTAL2<br />
XTAL1<br />
P4.4<br />
P3.6/WR#<br />
P4.3<br />
NIC<br />
P3.1/TxD<br />
P3.2/INT0#<br />
P3.3/INT1#<br />
P3.4/T0<br />
P3.5/T1<br />
27<br />
28<br />
29<br />
30<br />
31<br />
32<br />
P2.7/A15<br />
P2.6/A14<br />
P5.2<br />
P5.1<br />
P2.5/A13<br />
P5.0
Change language