SIM508 EVB User Guide
SIMCOM
6.1.2 Connecting Net and calling
(1) Connect the serial port line to the GSM_MAIN serial port, open the HyperTerminal (AT
command windows) on your personal computer, the location of the HyperTerminal in
windows2000 is START
→
accessory
→
communication
→
HyperTerminal. Set the
correct baud rate and COM number. The default baud rate of SIM508 is 115200 bps, and
the COM number based on which port your serial port line insert in, you should select
such as COM1
，
COM3 or COMx etc.
(2) Connect the GSM antenna to the SIM508 module using an antenna transmit line, insert
SIM card into the SIM card interface, insert headphone or handset into its interface.
(3)
Act on the step of running which mentioned above, power on the system, typing the AT
command in the HyperTerminal, and then the SIM508 module will execute its
corresponding function.
6.1.3 Downloading
Connect the serial port line to the GSM_MAIN serial port, connect the direct current source
adapter, run the download program and press the START key, then switch shifter S2 on the
ON state, shifter S1 on the D/L state, then the download procedure is executing
6.1.4 Turn off
Press the GSM_ON/OFF button Z1 for about 1 second, the GSM part of SIM508 will be
turned off.
6.1.5 Charging
Connect the SIM508 module to the 80pin connector interface and the external battery to
charging interface, which have been provided on the EVB. Insert the direct current source
adapter; switch shifter S2 on the OFF state, shifter S5 on the ON state, then the SIM508 will
go to the charging state.
6.2 GPS part
6.1.1 Running:
(1) Connect the SIM508 module to the 80pins connector on the SIM508 EVB, insert the 5V
direct current source adapter.
(2) Switch shifter S3 & shifter S4 on the RUN state, shifter S6 on the GPS_TXA state.
(3) Switch shifter S2 & shifter S7 on the ON state, then the GPS part of SIM 508 begins to
run.
SIM508-EVB_UGD_V1.01 Page 23 of 25
