Rainbow Electronics MG260 - Manual (Page 37)

MG260 Product Specification
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FLASH_LED GSM status
Quick flash
LED ON for 200 ms,
OFF for 600 ms Module switched ON, registered on the
network, communication in progress
GPS_TIMEPULSE GPS status
OFF GPS part OFF or not enough satellites in view
ON LED ON for 100 ms,
OFF for 900 ms
(default duty cycle, can
be modified by
software)
GPS part performs a positioning (FIX).
2.6 GSM interface
2.6.1 Serial links
MG260 provides 1 serial links connected to the GSM baseband unit:
•GSM serial link: GSM_UART1,
DTE
GSM_TXD1
GSM_RXD1
GSM_RTS1
GSM_CTS1
GSM_DSR1
GSM_DTR1
GSM_DCD1
GSM_RI1
GSM
Serial Link
GSM Serial Link
Figure 12: GSM interface - Serial Links
A flexible 8-wire serial interface is available complying with V24 technical specifications.