MeiG_SLM156_Hardware Design Manual
MeiG Smart Technology Co., Ltd
62/63
FR
Frame Relay
GMSK
Gaussian Minimum Shift Keying
GPIO
General Purpose Input Output
HR
Half Rate
HSDPA
High Speed Downlink Packet Access
HSUPA
High Speed Uplink Packet Access
HSPA
HSPA High-Speed Packet Access
HSPA+
HSPA High-Speed Packet
IEC
International Electro-technical Commission
IMEI
International Mobile Equipment Identity
MEID
Mobile Equipment Identifier
I/O
Input/Output
ISO
International Standards Organization
ITU
International Telecommunications Union
bps
bits per second
LED
Light Emitting Diode
M2M
Machine to machine
MO
Mobile Originated
MT
Mobile Terminated
NTC
Negative Temperature Coefficient
PC
Personal Computer
PCB
Printed Circuit Board
PDU
Packet Data Unit
PPP
Point-to-point protocol
PS
Packet Switched