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The figure and table below illustrate the pin assignment and pin definition of J401 and J402.
Table 9: Pin Definition of J401
Pin No.
Pin Name
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
UMTS<E_EVB_R2.0_User_Guide
9
8
5
4
5
4
Figure 25: Pin Assignment of UART Connector J401
UMTS<E EVB R2.0 User Guide
7
6
1
3
2
3
2
1
I/O
Description
DO
Data carrier detection
DI
Receive data
DO
Transmit data
DI
Data terminal ready
/
GND
/
Not connected
DI
Request to send
DO
Clear to send
DO
Ring indication
LTE-A Module Series
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