Questions tagged [registers]

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How to read and Serial.print the contents (current values) of an 8-bit register?

Currently I'm using: ADMUX = 0b01100000; //example for (int i = 7; i >= 0; i--) { Serial.print(bitRead(ADMUX, i)); } This correctly prints: 01100000 But is there a simpler way? Before ...
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1 vote
1 answer
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Is there a definitive reference for the Arduino DUE?

I am looking for a reference document or documentation system that concretely relates at minimum: Screen printed pin name/number SAM3X8E pin number Register number Channel number Port name In my ...
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1 answer
38 views

Controlling Arduino through python

How to set the registers of Arduino through python code to vary the sampling rate of Arduino? Can we control Arduino through python?
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1 answer
72 views

Arduino pro mini sampling rate

what are the possible sampling rate the user can set in Arduino pro mini using ADCSRA registers. I want to set my desired sampling rate through registers, is it possible?
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2 votes
0 answers
78 views

Is a PWM phase duration set with OCR1A a reliable way to communicate values to other Arduinos?

I am working on communicating 4 switch states across multiple Arduinos using only one pin. It must be as fast as conceivably possible. Currently I have a master Arduino reading all 4 switches (...
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1 vote
1 answer
84 views

Writing to partially reserved registers of sensors

I'm trying to change the range of a gyroscope I'm using and there is the following guideline: it is recommended to mask out (logical and with zero) reserved bits of registers which are partially ...
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1 answer
93 views

Is it possible for the Arduino's digital pin mode to flip from OUTPUT to INPUT unexpectedly?

I have an Arduino project (data logger intended to sample 100 samples per second for months) with firmware that is too long to post. It mostly works as supposed to, but I have a confusing issue I can'...
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