Uart Interface - Quectel EC25 series User Manual

3.11. UA ART Inter
The module e provides
following sh hows the diff
Main U UART interfa

baud ra ate, and the e default is
commu unication.
 Debug UART inte erface suppo
output.
The followin ng tables sho
Table 11: P Pin Definitio
Pin Name Pin N No.
RI 62
DCD 63
CTS 64
RTS 65
DTR 66
TXD 67
RXD 68
Table 12: P Pin Definitio
Pin Name Pin N No.
DBG_TXD D 12
DBG_RXD D 11
The logic le vels are des
rface
two UART interfaces:
ferent featur res.
ace supports s 9600, 192
115200bps.
orts 115200
ow the pin d definition.
on of the Ma ain UART In
I/O De
DO O Rin
DO O Da
DO O Cle
DI Re
DI Sle
DO O Tra
DI Re
on of the De ebug UART
I/O De
DO O Tra
DI Re
scribed in th e following t
EC25-A_Us E ser_ManualC
main UAR RT interface
200, 38400, 57600, 115
This interfa ace can be
0bpsbaud ra ate. It can
nterface
escription
ng indicator
ata carrier de etection
ear to send
equest to se nd
eep mode co ontrol
ansmit data
eceive data
T Interface
escription
ansmit data
eceive data
table.
Confidentia al / Release
EC25-AU
and debug g UART int
5200, 23040 00, 460800,
used for da ata transmiss
be used for rLinux cons
Commen t
1.8V powe er domain
1.8V powe er domain
1.8V powe er domain
1.8V powe er domain
1.8V powe er domain
1.8V powe er domain
1.8V powe er domain
Commen t
1.8V powe er domain
1.8V powe er domain
d 36 / 6 69
LTE Module L e
ser Manua al
terface. The e
, 921600bps s
sion and AT T
sole and log g