Zhengyang Gu / Mbed 2 deprecated C027_ModemTransparentSerial_BBB

Enables "direct" communication between GSM and serial port

Dependencies:   mbed

Fork of C027_ModemTransparentSerial by u-blox

main.cpp@9:57346cb22188, 2015-10-02 (annotated)

Committer:
MrGu
Date:
Fri Oct 02 09:47:53 2015 +0000
Revision:
9:57346cb22188
Parent:
8:b561b2003e76 
Talk with GSM modem from serial port

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mazgch 0:53fc79c7af10 1 #include "mbed.h"
MrGu 9:57346cb22188 2 #include "C027_api.h"
MrGu 9:57346cb22188 3
mazgch 0:53fc79c7af10 4
mazgch 8:b561b2003e76 5 /* This example is establishing a transparent link between
mazgch 8:b561b2003e76 6 the mbed serial port and the serial communication interface
mazgch 8:b561b2003e76 7 of the Modem(MDM).
mazgch 8:b561b2003e76 8
mazgch 8:b561b2003e76 9 For a more advanced driver for the GPS or Modem(MDM) please
mazgch 8:b561b2003e76 10 look at the follwing library and example:
mazgch 8:b561b2003e76 11 C027_Support Library
mazgch 8:b561b2003e76 12 http://mbed.org/teams/ublox/code/C027_Support/
mazgch 8:b561b2003e76 13 C027_Support Example
mazgch 8:b561b2003e76 14 http://mbed.org/teams/ublox/code/C027_SupportTest/
mazgch 8:b561b2003e76 15 */
mazgch 0:53fc79c7af10 16 int main()
mazgch 0:53fc79c7af10 17 {
mazgch 8:b561b2003e76 18 // setting the power on pin low while powering the device will turn it on
mazgch 8:b561b2003e76 19 DigitalOut pin(MDMPWRON, 0);
mazgch 8:b561b2003e76 20 wait_ms(10);
mazgch 8:b561b2003e76 21 c027_mdm_powerOn(false);
mazgch 2:1970ac045983 22
mazgch 0:53fc79c7af10 23 // open the mdm serial port
mazgch 8:b561b2003e76 24 Serial mdm(MDMTXD,MDMRXD);
mazgch 0:53fc79c7af10 25 mdm.baud(MDMBAUD);
mazgch 8:b561b2003e76 26 mdm.set_flow_control(SerialBase::RTSCTS, MDMRTS,MDMCTS);
mazgch 0:53fc79c7af10 27
mazgch 0:53fc79c7af10 28 // open the PC serial port and (use the same baudrate)
MrGu 9:57346cb22188 29 Serial pc(P4_28, P4_29);
mazgch 0:53fc79c7af10 30 pc.baud(MDMBAUD);
mazgch 0:53fc79c7af10 31 while (1)
mazgch 0:53fc79c7af10 32 {
mazgch 0:53fc79c7af10 33 // transfer data from pc to modem
mazgch 0:53fc79c7af10 34 if (pc.readable() && mdm.writeable())
MrGu 9:57346cb22188 35 {
mazgch 0:53fc79c7af10 36 mdm.putc(pc.getc());
MrGu 9:57346cb22188 37 }
mazgch 0:53fc79c7af10 38 // transfer data from modem to pc
mazgch 0:53fc79c7af10 39 if (mdm.readable() && pc.writeable())
MrGu 9:57346cb22188 40 {
mazgch 0:53fc79c7af10 41 pc.putc(mdm.getc());
MrGu 9:57346cb22188 42 }
mazgch 0:53fc79c7af10 43 }
mazgch 0:53fc79c7af10 44 }