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| -rw-r--r-- | docs/source/libs/servo.rst | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/docs/source/libs/servo.rst b/docs/source/libs/servo.rst index f131ee1..80288c6 100644 --- a/docs/source/libs/servo.rst +++ b/docs/source/libs/servo.rst @@ -16,6 +16,9 @@ If you are using the :ref:`Unix toolchain <unix-toolchain>`, the library is located in the ``/libraries/Servo/`` :ref:`libmaple` directory. +.. contents:: Contents + :local: + Servo Class Reference --------------------- @@ -43,12 +46,12 @@ However, there are some differences, essentially at the level of implementation details. The major difference is that while the Arduino implementation drives -the servos with "bit-banged" :ref:`PWM <pwm>`, the Maple -implementation uses :ref:`timers <timers>` to drive the PWM directly. +servos with "bit-banged" PWM (in the sense that timer interrupt +handlers are used to manually toggle pins), the Maple implementation +uses :ref:`timers <timers>` to drive the PWM directly. Consequently, **the Maple implementation only allows Servo instances -to attach (via** :cpp:func:Servo::attach() **) to pins that support -PWM**. +to attach to pins that support PWM**. To determine if a pin supports PWM, you can either check if "PWM" appears next to its number on your board's silkscreen, or look for it |