Quectel EC200T Series User Manual

LTE Standard Module Series
EC200T Series Hardware Design
EC200T_Series_Hardware_Design 24 / 90
Main UART Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
MAIN_RI 62 DO
Main UART ring
indication
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
MAIN_DCD 63 DO
Main UART data
carrier detect
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
MAIN_CTS 64 DO
Main UART clear to
send
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
MAIN_RTS 65 DI
Main UART request to
send
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
MAIN_DTR 66 DI
Main UART data
terminal ready
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
MAIN_TXD 67 DO Main UART transmit
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
MAIN_RXD 68 DI Main UART receive
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
Debug UART Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
DBG_RXD 11 DI Debug UART receive
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
DBG_TXD 12 DO Debug UART transmit
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
ADC Interfaces
Pin Name Pin No. I/O Description DC Characteristics Comment
ADC1 44 AI
General-purpose ADC
interface
Voltage range:
0 V to VBAT_BB
If unused, keep it
open.

Quectel EC200T Series Specifications

General

Brand	Quectel
Model	EC200T Series
Category	Control Unit
Language	English