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OpenJTAG and OpenOCD under Eclipse

1. Install OpenOCD

Next

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Next, unselect “Add the make utils to the PATH variable” under “Make utils”:

Click “next” to continue until finish the installation.

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2. Download in command line mode:

Copy openocd.cfg to directory “eclipse_projects”.

Connect openjtag to the Spruce, and in command line run:

Next “telnet localhost 4444”

Type the following command:

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Poll: poll spruce status

Halt：stop the spruce board

Stm32x mass_erase 0: mass erase flash

Flash write_image hex with file full path: write program to flash

Reset: reset the spruce

Note: stop the development board, mass erase, and then write the program to flash.

3. Download and debug under Eclipse:

3.1 Configure the connection of Openocd

In menu, Run->External tools->External tools Configurations

Click the following in sequence, Name、Location、Working Directory and then

Arguments, click apply

Name openocd

Location openocd-ftd2xx.ex’s full path

Working Directory workspac’s full path

Arguments -f openocd.cfg’s full path

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‘

Open Build options, remove “Build before launch” and click “apply”

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3.2 Debug configuration:

Click the project name ->Run->debug configuration->double click Zylin Embedded

debug(Native), the following window will show up

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Select “Debugger” and add location of the debug tool: CodeSourcery->Sourcery

G++ Lite->bin->arm-none-eabi-gdb.exe.

(Default: C:\Program Files\CodeSourcery\Sourcery G++

Lite\bin\arm-none-eabi-gdb.exe)

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Open “Commands” option and add the following commands:

target remote localhost:3333

monitor halt

monitor poll

monitor stm32x mass_erase 0

load

monitor reset init

break Reset_Handler

break main

continue

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4. Download and debug

Click Debug button in eclipse to enter into debug panel, click to open

openocd，and the following information will show up when connected to openjtag:

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Click and select “Debug

Configuration”

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Select the file to be debug, and single click “Debug” to begin debug.

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Waiting for the program to be downloaded to spruce:

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After downloading, click to run the program, and single click or F5

to single step debug.

We can double click to set breakpoints and debug.

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