
UART
45
SLLS519H—January 2010 TUSB3410, TUSB3410I
CTS
Modem
Status
Register
Modem
Control
Register
Bit 4 LCTS
Bit 5 LDSR
Bit 6 LRI
Bit 7 LCD
Bit 5 RTS
Bit 4 DTR
Bit 6 LRI
Bit 7 LCD
Bit 2 LOOP
DSR
RI/CP
DCD
RTS
DTR
FCRL Register Setting
FCRL Register Setting
Device Terminals
Figure 7−1. MSR and MCR Registers in Loop-Back Mode