Datasheet

Detailed Controller Description
12
SLLS519H—January 2010TUSB3410, TUSB3410I
4
7
1
6
8
3
2
Transceivers
DTR
RTS
DCD
DSR
CTS
SOUT
SIN
P3.0
P3.1
P3.3
Serial Port
GPIO Terminals for
Other Onboard
Control Function
TUSB3410
12 MHz
USB-0
DB9
Connector
RI/CP
P3.4
X1/CLKI
X2
DP
DM
Figure 3−2. USB-to-Serial Implementation (RS-232)
12 MHz
USB-0
RS-485
Transceiver
RTS
DTR
SOUT
SIN
TUSB3410
RS-485 Bus
2-Bit Time 1-Bit Max
Receiver is Disabled if RCVE = 0
SOUT
DTR
RTS
X1/CLKI
X2
DP
DM
Figure 3−3. RS-485 Bus Implementation