AT/TSC8x251G2D
网络连接gure 3 。
TSC80251G2D 44引脚VQFP封装
P1.4/CEX1/SS#
P1.3/CEX0
P1.2/ECI
P1.1/T2EX
P1.0/T2
VSS1
VDD
P0.0/AD0
P0.1/AD1
P0.2/AD2
P0.3/AD3
P1.5/CEX2/MISO
P1.6/CEX3/SCL/SCK/WAIT#
P1.7/A17/CEX4/SDA/MOSI/WCLK
RST
P3.0/RXD
AWAIT ＃
P3.1/TXD
P3.2/INT0#
P3.3/INT1#
P3.4/T0
P3.5/T1
1
2
3
4
5
6
7
8
9
10
11
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
TSC80251G2D
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
＃ EA / VPP
NMI
ALE / PROG ＃
PSEN ＃
P2.7/A15
P2.6/A14
P2.5/A13
P3.6/WR#
P3.7/A16/RD#
XTAL2
XTAL1
VSS
VSS2
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
12
13
14
15
16
17
18
19
20
21
22
5
4135F–8051–11/06
