The option a will erase the D-Bug12 portion of flash memory, not the bootloader itself. Yes, an enclosure is worth an extra cost for me too. Do not touch PC keyboard at this moment because it may erase flash memory again. When creating a project in Codewarrior choose the appropriate debugger option as follows: There is an option for the mass-erase in the DLL version V4. I found the following, with varying prices: This option will not be available if the connection is later lost.
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USBDM – Version 4.10.4 (RS08/HCS08/HCS12/CFV1/Kinetis BDM)
Provides 5V or 3. Start the de-bugger in the usual fashion after ensuring the appropriate target debugger is selected. Paul at Phyzx Engineering. We’re looking for long answers that provide some explanation and context. You can erase and program the D-Bug12 monitor portion of the flash memory of the MC9S12DG in bootloader mode, but you cannot erase and program bootloader by itself.
When you program your code into the D-Bug12 portion of flash memory, it wipes out the D-Bug12 monitor. The installation is done opdn automatically. See the picture below: You need to install the CodeWarrior version 5. Connection Control Automatically re-connect – The existing TBDML code appears to have problems debugging a target when the target clock speed is changed.
When launching the debugger you will be presented with the dialogue shown below.
Warning for HCS12 users: This is useful for difficult HCS08 targets opeen may not respond to software reset when in certain modes. Cost you might ask?
USBDM: Codewarrior – HCS08 & HCS12
Enter sourde option bthe bootloader will wait for your file. Before programming D-Bug12 monitor into flash memory you should know what the bootloader is for. The option causes the BDM to continuously update the interface speed to prevent loss of communication in this case.
For example, this may occur when a blank chip has a COP timeout or some times when the processor clock is supended.
The D-Bug12 monitor is provided by Freescale in an s29 file. Go to the folder C: Connect the 2×3 0.
For reference only, software version may be upgraded by the author from time to time. Notice that the serial monitor s19 file is loaded above.
Some of the following options may be absent from the dialogue for a particular target. The option a will erase the D-Bug12 portion of flash memory, not the bootloader itself. Do not touch PC keyboard at this moment because it may erase flash memory again.
Generated on Sun Jan 8 Download and unzip the Bootloader and the D-Bug12 monitor. The users who voted to close gave this specific reason: So this programming application must be accomplished in two steps. It is useful if each BDM has a unique serial number as that will allow the automatic re-selection of the same BDM on the next session. Yes, an enclosure is worth an extra cost for me too.
The picture shows version 4.
You can cycle the power to unlock it. Soutce details of 4 operating modes on page 15 of the user’s manual. The reason that the Dragon12 board keeps resetting itself is that the supply voltage provided by the USBDM dropped too much.