Quectel EC25-AUX Hardware Design page 126

CSD
CTS
DC-HSPA+
DFOTA
DL
DTR
DTX
EFR
ESD
FDD
FR
GLONASS
GMSK
GNSS
GPS
GSM
HR
HSPA
HSDPA
HSUPA
I/O
Inorm
LED
LNA
LTE
EC25_Hardware_Design
Circuit Switched Data
Clear To Send
Dual-carrier High Speed Packet Access
Delta Firmware Upgrade Over-The-Air
Downlink
Data Terminal Ready
Discontinuous Transmission
Enhanced Full Rate
Electrostatic Discharge
Frequency Division Duplex
Full Rate
GLObalnaya NAvigatsionnaya Sputnikovaya Sistema, the Russian Global
Navigation Satellite System
Gaussian Minimum Shift Keying
Global Navigation Satellite System
Global Positioning System
Global System for Mobile Communications
Half Rate
High Speed Packet Access
High Speed Downlink Packet Access
High Speed Uplink Packet Access
Input/Output
Normal Current
Light Emitting Diode
Low Noise Amplifier
Long Term Evolution
LTE Standard Module Series
EC25 Hardware Design
125 / 130