USB2232L
|
USBßà2路RS-232/485/422转换器
|
0-115.2Kbps
|
无须供电
|
USB232L2
|
2路USBßà1路RS-232/485/422转换器
|
0-115.2Kbps
|
无须供电
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
RS-232
|
|
TXD1
|
|
GND
|
|
RXD2
|
|
|
|
RXD1
|
|
|
TXD2
|
|
|
RS-485
|
|
|
B1
|
GND
|
|
|
|
A2
|
|
|
A1
|
|
|
|
B2
|
RS-422
|
R1—
|
|
T1—
|
GND
|
|
|
R2
|
T2
|
R1
|
|
T1
|
|
|
R2—
|
T2—
|