Texas Instruments SimpleLink CC2640 User Manual page 27

Define "NO_ROM=1,OAD_IMG_E=1" in Project→Properties→Build→XDCtools→Advanced
Options as shown below:
III. Add the OAD profile modules to the PROFILES folder of the workspace. Use
cc26xx_ble_app_oad.cmd as a linker command file instead of cc26xx_ble_app.cmd (Right-click
on the file →Exclude from Build). These files are located here:
$BLE_INSTALL$/src/profiles/oad/cc26xx .