Nenad Jovicic
/
mbed-os-PMK2018_tcp_server
PMK 2018
Revision 0:9e3d8cb294c5, committed 2018-05-11
- Comitter:
- nenad
- Date:
- Fri May 11 15:42:03 2018 +0000
- Commit message:
- PMK2018;
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.gitignore Fri May 11 15:42:03 2018 +0000 @@ -0,0 +1,4 @@ +.build +.mbed +projectfiles +*.py*
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/README.md Fri May 11 15:42:03 2018 +0000 @@ -0,0 +1,87 @@ +# Getting started with Blinky on mbed OS + +This guide reviews the steps required to get Blinky working on an mbed OS platform. + +Please install [mbed CLI](https://github.com/ARMmbed/mbed-cli#installing-mbed-cli). + +## Import the example application + +From the command-line, import the example: + +``` +mbed import mbed-os-example-blinky +cd mbed-os-example-blinky +``` + +### Now compile + +Invoke `mbed compile`, and specify the name of your platform and your favorite toolchain (`GCC_ARM`, `ARM`, `IAR`). For example, for the ARM Compiler 5: + +``` +mbed compile -m K64F -t ARM +``` + +Your PC may take a few minutes to compile your code. At the end, you see the following result: + +``` +[snip] ++----------------------------+-------+-------+------+ +| Module | .text | .data | .bss | ++----------------------------+-------+-------+------+ +| Misc | 13939 | 24 | 1372 | +| core/hal | 16993 | 96 | 296 | +| core/rtos | 7384 | 92 | 4204 | +| features/FEATURE_IPV4 | 80 | 0 | 176 | +| frameworks/greentea-client | 1830 | 60 | 44 | +| frameworks/utest | 2392 | 512 | 292 | +| Subtotals | 42618 | 784 | 6384 | ++----------------------------+-------+-------+------+ +Allocated Heap: unknown +Allocated Stack: unknown +Total Static RAM memory (data + bss): 7168 bytes +Total RAM memory (data + bss + heap + stack): 7168 bytes +Total Flash memory (text + data + misc): 43402 bytes +Image: .\.build\K64F\ARM\mbed-os-example-blinky.bin +``` + +### Program your board + +1. Connect your mbed device to the computer over USB. +1. Copy the binary file to the mbed device. +1. Press the reset button to start the program. + +The LED on your platform turns on and off. + +## Export the project to Keil MDK, and debug your application + +From the command-line, run the following command: + +``` +mbed export -m K64F -i uvision +``` + +To debug the application: + +1. Start uVision. +1. Import the uVision project generated earlier. +1. Compile your application, and generate an `.axf` file. +1. Make sure uVision is configured to debug over CMSIS-DAP (From the Project menu > Options for Target '...' > Debug tab > Use CMSIS-DAP Debugger). +1. Set breakpoints, and start a debug session. + +![Image of uVision](img/uvision.png) + +## Troubleshooting + +1. Make sure `mbed-cli` is working correctly and its version is `>1.0.0` + + ``` + mbed --version + ``` + + If not, you can update it: + + ``` + pip install mbed-cli --upgrade + ``` + +2. If using Keil MDK, make sure you have a license installed. [MDK-Lite](http://www.keil.com/arm/mdk.asp) has a 32 KB restriction on code size. \ No newline at end of file
Binary file img/uvision.png has changed
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri May 11 15:42:03 2018 +0000 @@ -0,0 +1,40 @@ +#if !FEATURE_LWIP + #error [NOT_SUPPORTED] LWIP not supported for this target +#endif + +#include "mbed.h" +#include "EthernetInterface.h" +#include "TCPServer.h" +#include "TCPSocket.h" + +int main() +{ + printf("Basic TCP server example\n"); + + EthernetInterface eth; + eth.connect(); + + printf("The target IP address is '%s'\n", eth.get_ip_address()); + + TCPServer srv; + TCPSocket clt_sock; + SocketAddress clt_addr; + + /* Open the server on ethernet stack */ + srv.open(ð); + + /* Bind the HTTP port (TCP 80) to the server */ + srv.bind(eth.get_ip_address(), 80); + + /* Can handle 5 simultaneous connections */ + srv.listen(5); + + while (true) { + srv.accept(&clt_sock, &clt_addr); + printf("accept %s:%d\n", clt_addr.get_ip_address(), clt_addr.get_port()); + char rbuffer[64]; + int rcount = clt_sock.recv(rbuffer, sizeof rbuffer); + printf("received data %s\n", rbuffer); + clt_sock.send(rbuffer, rcount); + } +} \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os.lib Fri May 11 15:42:03 2018 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/mbed-os/#3179b1cffddea0f0feed1dd551b0e7dc946c12f5