diff --git a/Lab3/Lab Axistream Multiple DMAs (axis).ipynb b/Lab3/Lab Axistream Multiple DMAs (axis).ipynb
index 2dbc7a2..faf1d26 100644
--- a/Lab3/Lab Axistream Multiple DMAs (axis).ipynb	
+++ b/Lab3/Lab Axistream Multiple DMAs (axis).ipynb	
@@ -7,38 +7,14 @@
    "outputs": [
     {
      "data": {
-      "application/javascript": [
-       "\n",
-       "try {\n",
-       "require(['notebook/js/codecell'], function(codecell) {\n",
-       "  codecell.CodeCell.options_default.highlight_modes[\n",
-       "      'magic_text/x-csrc'] = {'reg':[/^%%microblaze/]};\n",
-       "  Jupyter.notebook.events.one('kernel_ready.Kernel', function(){\n",
-       "      Jupyter.notebook.get_cells().map(function(cell){\n",
-       "          if (cell.cell_type == 'code'){ cell.auto_highlight(); } }) ;\n",
-       "  });\n",
-       "});\n",
-       "} catch (e) {};\n"
-      ]
+      "application/javascript": "\ntry {\nrequire(['notebook/js/codecell'], function(codecell) {\n  codecell.CodeCell.options_default.highlight_modes[\n      'magic_text/x-csrc'] = {'reg':[/^%%microblaze/]};\n  Jupyter.notebook.events.one('kernel_ready.Kernel', function(){\n      Jupyter.notebook.get_cells().map(function(cell){\n          if (cell.cell_type == 'code'){ cell.auto_highlight(); } }) ;\n  });\n});\n} catch (e) {};\n"
      },
      "metadata": {},
      "output_type": "display_data"
     },
     {
      "data": {
-      "application/javascript": [
-       "\n",
-       "try {\n",
-       "require(['notebook/js/codecell'], function(codecell) {\n",
-       "  codecell.CodeCell.options_default.highlight_modes[\n",
-       "      'magic_text/x-csrc'] = {'reg':[/^%%pybind11/]};\n",
-       "  Jupyter.notebook.events.one('kernel_ready.Kernel', function(){\n",
-       "      Jupyter.notebook.get_cells().map(function(cell){\n",
-       "          if (cell.cell_type == 'code'){ cell.auto_highlight(); } }) ;\n",
-       "  });\n",
-       "});\n",
-       "} catch (e) {};\n"
-      ]
+      "application/javascript": "\ntry {\nrequire(['notebook/js/codecell'], function(codecell) {\n  codecell.CodeCell.options_default.highlight_modes[\n      'magic_text/x-csrc'] = {'reg':[/^%%pybind11/]};\n  Jupyter.notebook.events.one('kernel_ready.Kernel', function(){\n      Jupyter.notebook.get_cells().map(function(cell){\n          if (cell.cell_type == 'code'){ cell.auto_highlight(); } }) ;\n  });\n});\n} catch (e) {};\n"
      },
      "metadata": {},
      "output_type": "display_data"
@@ -122,9 +98,9 @@
     "samples = random.sample(range(0, length), length)\n",
     "np.copyto(in_buffer2, samples)\n",
     "\n",
-    "\n",
-    "sadd_ip.write(0x10, length) # we got this address from Vivado source. Since we didn't do port=return, and we set a constant for ap_start, we only have to write length.\n",
-    "sadd_ip.write(0x00, 1)\n",
+    " # we got these addresses from Vivado source. For register document, refer to Lab3\\streamAdd\\streamAdd\\solution1\\impl\\verilog\\sadd_CTRL_s_axi.v\n",
+    "sadd_ip.write(0x10, length)\n",
+    "sadd_ip.write(0x00, 1) # write to AP_START\n",
     "t_start = time.time()\n",
     "dma1.sendchannel.transfer(in_buffer1)\n",
     "dma2.sendchannel.transfer(in_buffer2)\n",