3. Each Component Function
IPC-PT/MV10 / IPC-PT/LS10 / HPC-HMV10 / HPC-HLS10 Hardware Manual
17
Illustrated below are the peripheral circuits for the data transmission mode setting and terminator setting
switches.
SOUT
SIN
CTS
RTS
DCD
DTR
DSR
RI
SW4
1
8
TxD+
TxD-
RxD+
RxD-
CTS+
CTS-
RTS+
RTS-
Terminator
1/2W 100
Ω
6.2k
Ω
47k
Ω
Vcc
6.2k
Ω
6.2k
Ω
47k
Ω
Vcc
47k
Ω
6.2k
Ω
47k
Ω
ST16C550 equivalent
Figure 3.7. Setting Switch Peripheral Circuits