diff --git a/ESP-IDF_Robot/tutorial/docs/build/doctrees/environment.pickle b/ESP-IDF_Robot/tutorial/docs/build/doctrees/environment.pickle
index 1dedf543c..47594e776 100644
Binary files a/ESP-IDF_Robot/tutorial/docs/build/doctrees/environment.pickle and b/ESP-IDF_Robot/tutorial/docs/build/doctrees/environment.pickle differ
diff --git a/ESP-IDF_Robot/tutorial/docs/build/html/_sources/overview.rst.txt b/ESP-IDF_Robot/tutorial/docs/build/html/_sources/overview.rst.txt
index c387cec85..7c302a84d 100644
--- a/ESP-IDF_Robot/tutorial/docs/build/html/_sources/overview.rst.txt
+++ b/ESP-IDF_Robot/tutorial/docs/build/html/_sources/overview.rst.txt
@@ -39,7 +39,7 @@ The following images illustrate various PWM duty cycles registered by oscillosco
     DC Motor PWM duty cycle 47.6%
 
 .. gigure:: _static/ESP-IDF_Robot_PWM_Duty-95.bmp
-
+    
     DC Motor PWM duty cycle 90.8%
 
 .. raw:: html
diff --git a/ESP-IDF_Robot/tutorial/docs/build/simplepdf/.buildinfo b/ESP-IDF_Robot/tutorial/docs/build/simplepdf/.buildinfo
index 10a7b9358..11e9e89db 100644
--- a/ESP-IDF_Robot/tutorial/docs/build/simplepdf/.buildinfo
+++ b/ESP-IDF_Robot/tutorial/docs/build/simplepdf/.buildinfo
@@ -1,4 +1,4 @@
 # Sphinx build info version 1
 # This file records the configuration used when building these files. When it is not found, a full rebuild will be done.
-config: d85bc89220cce36b7ed893c7878f45be
+config: 6af310fda844f582b945e2069099beed
 tags: 62a1e7829a13fc7881b6498c52484ec0
diff --git a/ESP-IDF_Robot/tutorial/docs/build/simplepdf/esp-idf_espnow_rc-car.pdf b/ESP-IDF_Robot/tutorial/docs/build/simplepdf/esp-idf_espnow_rc-car.pdf
index 34673bc48..66e86fb56 100644
Binary files a/ESP-IDF_Robot/tutorial/docs/build/simplepdf/esp-idf_espnow_rc-car.pdf and b/ESP-IDF_Robot/tutorial/docs/build/simplepdf/esp-idf_espnow_rc-car.pdf differ