analogRead() and analog infrared sensor #3948
Unanswered
espruino-discuss
asked this question in
Puck.js, Pixl.js, Jolt.js and MDBT42
Replies: 1 comment
-
Posted at 2022-02-07 by @gfwilliams Not sure I understand the question? While Posted at 2022-02-07 by @MaBecker
Thanks, all good. Great, so it is normalized to be the range of 0 - 1 - good to know - thanks. |
Beta Was this translation helpful? Give feedback.
0 replies
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
-
Posted at 2022-02-04 by @MaBecker
Some analog infrared sensor have 0-3V output.
As I don’t want to use a voltage divider I was thinking if a reconfigure of analogRead for nrf52 boards could work to read sensor voltage directly.
Coding starts here
https://github.com/espruino/Espruino/blob/0a9f07a0fc21d1f989adaa8f35f74b29349307d6/targets/nrf5x/jshardware.c#L2648
Beta Was this translation helpful? Give feedback.
All reactions