Multiplexing Function; Terms And Abbreviations - SIM Tech SIMCom SIM800C Hardware Design

II. Multiplexing Function
Table 44: Multiplexing function
Pin name Reset
STATUS I/PD
SIM_DET I/PD
NETLIGHT I/PD
UART1_DTR I/PD
UART1_RI I/PD
UART1_DCD I/PD
UART1_CTS I/PD
UART1_RTS I/PD
UART1_TXD HO
UART1_RXD I/PD
UART2_TXD
UART2_RXD
Note: Multiplexing function need different software supply.
III. Terms and Abbreviations
Table 45: Terms and abbreviations
Abbreviation
ADC
AMR
CS
CSD
CTS
DTE
DTR
DTX
EFR
EGSM
ESD
ETS
FR
GPRS
GSM
HR
MO
MS
MT
SIM800C_Hardware_Design_V1.00
Pin Mode
number 0(default)
42 STATUS
14 SIM_DET
41 NETLIGHT
6 UART1_DTR
7 UART1_RI
5 UART1_DCD
4 UART1_CTS
3 UART1_RTS
1 UART1_TXD
2 UART1_RXD
Description
Analog-to-Digital Converter
Adaptive Multi-Rate
Coding Scheme
Circuit Switched Data
Clear to Send
Data Terminal Equipment (typically computer, terminal, printer)
Data Terminal Ready
Discontinuous Transmission
Enhanced Full Rate
Enhanced GSM
Electrostatic Discharge
European Telecommunication Standard
Full Rate
General Packet Radio Service
Global Standard for Mobile Communications
Half Rate
Mobile Originated
Mobile Station (GSM engine), also referred to as TE
Mobile Terminated
51
Smart Machine Smart Decision
Mode 1 Mode 2
GPIO19
GPIO20 EINT14
GPIO17 UTXD3
GPIO18 EINT13
GPIO13 EINT11
GPIO12 URXD3
GPIO14 EINT12
GPIO15 -
UART1_TXD GPIO11
UART1_RXD GPIO10
Mode 3
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2014-10-30