USB鼠标实现方案
源代码在线查看: usb-232b.bom
Bill Of Materials March 16,2001 17:30:40 Page1
Item Quantity Reference Part
______________________________________________
1 1 CN1 CN-USB
2 9 C1,C2,C3,C5,C6,C7,C8,C10, 0.1uF
C13
3 1 C4 10uF
4 1 C9 33nF
5 2 C11,C12 10nF
6 2 D1,D2 LED
7 1 FB1 FERRITE BEAD
8 1 Q1 2N3906
9 2 R1,R2 220R
10 1 R3 10k
11 1 R4 1k5
12 4 R5,R9,R10,R12 100k
13 1 R6 2k2
14 2 R7,R8 10R
15 1 R11 470k
16 1 R13 470R
17 1 SKT1 DB9M
18 1 U1 MAX213CAI
19 1 U2 93C46
20 1 U3 FT8U232AM Rev 2
21 1 Y1 6MHz RESONATOR