Step 1: Go to Google Code, Log in with your G mail Account and press “Create a new project” button present at the bottom of your screen. For more details, see the following screenshot.
Step 2: Filling up all the required information, you can refer following screenshot.
Step 3: Now on next page click on Downloads > New Download To uploading your new file on your Google Code.
Step 4: Fill up the details of your new file. And click on submit file button.
Step 4: The last step is to get the URL of your upload file to add it on a blog, On the next screen right click on your uploaded file’s download button and “Copy Link Location”
I hope that this tutorial helped you to understand how you can host your files on Google code in blogger and how it works. Thank you.