Development Kit User Guide
2. From a PC terminal emulator (for example, HyperTerminal), input AT+CPIN?. If the SIM card
is ready, the module will respond with +CPIN: READY, otherwise it will return ERROR.
3. Enter ATD<phone number>; to make a call. For example, enter ATD13800138000;.
Note:
The HL75xx will automatically attach to the network.
4.5.
GPS Communications with the HL6528-G
To get GNSS NMEA output, ensure that:
a power cable is connected to CN402
a GNSS antenna is connected to CN304
a UART RS232 cable is connected to CN700
a micro USB cable is connected to USB0 (CN902), and
SW900 is switched to position "I2C"
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Rev 5.0
Getting Started with the HL Series
Development Kit
October 12, 2015
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