I am using smslib 3.4.2 ,OS raspbian pi, jdk jdk-7-oracle-armhf and GSM modem simcom sim600
i am trying to run CommTest.java(https://github.com/smslib/smslib-v3/blob/master/src/java/misc/CommTest.java) I modified program and added following code at the end by capturing successful serial port id code:- SerialModemGateway gateway = new SerialModemGateway("test", portfound, 9600, "", ""); System.out.println(); System.out.println("Modem Information:"); System.out.println(" Manufacturer: " + gateway.getManu$ System.out.println(" Model: " + gateway.getModel()); System.out.println(" Serial No: " + gateway.getSerialN$ System.out.println(" SIM IMSI: " + gateway.getImsi()); System.out.println(" Signal Level: " + gateway.getSign$ System.out.println(" Battery Level: " + gateway.getBat$ System.out.println(); here portfound value is coming as "/dev/ttyUSB0" I am getting following output Searching for devices... Found port: /dev/ttyUSB0 Trying at 9600... Getting Info... Found: AT+CGMMSIMCOM_SIM600 Trying at 14400... no device found (gnu.io.UnsupportedCommOperationException: Invalid Parameter) Trying at 19200... no device found Trying at 28800... no device found (gnu.io.UnsupportedCommOperationException: Invalid Parameter) Trying at 33600... no device found (gnu.io.UnsupportedCommOperationException: Invalid Parameter) Trying at 38400... no device found (gnu.io.UnsupportedCommOperationException: Invalid Parameter) Trying at 56000... no device found (gnu.io.UnsupportedCommOperationException: Invalid Parameter) Trying at 57600... no device found Trying at 115200... no device found Test complete.=/dev/ttyUSB0 Modem Information: log4j:WARN No appenders could be found for logger (smslib). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. exception null java.lang.NullPointerException at org.smslib.modem.SerialModemDriver.write(SerialModemDriver.java:166) at org.smslib.modem.AModemDriver.write(AModemDriver.java:302) at org.smslib.modem.athandler.ATHandler.getManufacturer(ATHandler.java:221) at org.smslib.modem.ModemGateway.getManufacturer(ModemGateway.java:895) at javarasp.CommTest.main(CommTest.java:141) not getting what exactly I am missing -- You received this message because you are subscribed to the Google Groups "SMSLib Discussion Group" group. To view this discussion on the web visit https://groups.google.com/d/msgid/smslib/0d987e1b-9a84-43aa-80fc-f52325ed097b%40googlegroups.com.
