aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--source/pwm.rst6
-rw-r--r--source/spi.rst6
-rw-r--r--source/usart.rst2
3 files changed, 7 insertions, 7 deletions
diff --git a/source/pwm.rst b/source/pwm.rst
index 34ad508..421229d 100644
--- a/source/pwm.rst
+++ b/source/pwm.rst
@@ -96,8 +96,8 @@ Recommended Reading
* `Secrets of Arduino PWM
<http://www.arcfn.com/2009/07/secrets-of-arduino-pwm.html>`_ by Ken
Shirriff
-* `So You Want To Use PWM, Eh? <http://www.arcfn.com/2009/07/secrets-of-arduino-pwm.html>`_ at Non-Lexical Vocables
+* `So You Want To Use PWM, Eh? <http://www.nlvocables.com/blog/?p=188>`_ at Non-Lexical Vocables
* STMicro documentation for STM32F103RB microcontroller:
- * `Datasheet <http://www.st.com/stonline/products/literature/ds/13587.pdf>`_ (pdf)
- * `Reference Manual <http://www.st.com/stonline/products/literature/rm/13902.pdf>`_ (pdf)
+ * `Datasheet <http://www.st.com/web/en/resource/technical/document/datasheet/CD00161566.pdf>`_ (pdf)
+ * `Reference Manual <http://www.st.com/st-web-ui/static/active/en/resource/technical/document/programming_manual/CD00228163.pdf>`_ (pdf)
diff --git a/source/spi.rst b/source/spi.rst
index dd9f1f5..13c4c59 100644
--- a/source/spi.rst
+++ b/source/spi.rst
@@ -18,13 +18,13 @@ Recommended Reading
<http://en.wikipedia.org/wiki/Serial_Peripheral_Interface_Bus>`_
* `Arduino reference on SPI
- <http://www.arduino.cc/playground/Code/Spi>`_
+ <http://arduino.cc/en/Reference/SPI>`_
-* `Hardcore SPI on Arduino <http://klk64.com/arduino-spi/>`_ by kik64
+* `Hardcore SPI on Arduino <http://web.archive.org/web/20100522034122/http://klk64.com/arduino-spi/>`_ by kik64
* ST Documentation:
* Reference Manual `RM0008
- <http://www.st.com/stonline/products/literature/rm/13902.pdf>`_
+ <http://www.st.com/web/en/resource/technical/document/reference_manual/CD00171190.pdf>`_
(PDF), Chapter 25, "Serial Peripheral Interface"
diff --git a/source/usart.rst b/source/usart.rst
index 4807431..dbbc81c 100644
--- a/source/usart.rst
+++ b/source/usart.rst
@@ -55,7 +55,7 @@ Recommended Reading
* `Arduino Serial reference
<http://arduino.cc/en/Reference/Serial>`_
* ST `Reference Manual RM0008
- <http://www.st.com/stonline/products/literature/rm/13902.pdf>`_
+ <http://www.st.com/web/en/resource/technical/document/reference_manual/CD00171190.pdf>`_
(PDF), Chapter 27.
* `Serial and UART Tutorial
<http://www.freebsd.org/doc/en/articles/serial-uart/>`_ (written for