Insys GSM 4.2 I4 11-02-01-03-01.038 Manuale Utente
Codici prodotto
11-02-01-03-01.038
INSYS GSM 4.2 I4
Overview
14
Dez-06
2.4.3 Serial interface RS232 (V.24)
Pin layout of the serial interface RS232, 9-pin SUB-D connector with threaded joint:
Pin
Description
Function
CCITT
V.24
EIA
RS232
DIN
66020
E/A DCE to
DTE
1
DCD
Data Carrier Detect
109
CF
M5
O
2
RXD
Receive Data
104
BB
D2
O
3
TXD
Transmit Data
103
BA
D1
I
4
DTR
Data Terminal Ready
108
CD
S1
I
5
GND
Ground
102
AB
E2
6
DSR
Data set ready
107
CC
M1
O
7
RTS
Request to send
105
CA
S2
I
8
CTS
Clear To Send
106
CB
M2
O
9
RI
Ring Indication
125
CE
M3
O
2.4.4 SIM card
For the data connection to the GSM network, the device requires a SIM card from a GSM
provider. The SIM card is the identification towards the network provider.
The slot for the SIM card is on the front of the device.
provider. The SIM card is the identification towards the network provider.
The slot for the SIM card is on the front of the device.
Notes:
Only 3V cards may be used.
Changing the SIM card is only permitted when the device is
Changing the SIM card is only permitted when the device is
switched off.
The GSM provider has to enable the requested services for the SIM card. A card can be
enabled for both voice and data services at the same time. The following cards and con-
tracts are normally available:
enabled for both voice and data services at the same time. The following cards and con-
tracts are normally available:
Function
Prepaid card
Contract for voice
transmission
transmission
Contract for data
transmission
transmission
Outgoing data connec-
tion
tion
Incoming data connec-
tion
tion
-
-
SMS
Voice connection
-
Note
Generally, different phone numbers are assigned to the different
services (voice, data connections with 2400, 4800 and 9600 bps).
The GSM network does not switch a data call to a phone number for
voice connections, for example.
Generally, different phone numbers are assigned to the different
services (voice, data connections with 2400, 4800 and 9600 bps).
The GSM network does not switch a data call to a phone number for
voice connections, for example.