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| author | Gustavoeklund01 <eklundgu@gmail.com> | 2025-10-27 20:28:29 -0300 |
|---|---|---|
| committer | Gustavoeklund01 <eklundgu@gmail.com> | 2025-10-27 20:28:29 -0300 |
| commit | 7ccab61c22fafb3bb9fa5470ff8cb46217111fe4 (patch) | |
| tree | 65a629f9f99277358e3aefc19fc43a057e079dc2 /esp/src/lm393.cpp | |
| parent | be7952f3585fe895a3309a19e14cd93f89c3ce1b (diff) | |
outros códigos
Diffstat (limited to 'esp/src/lm393.cpp')
| -rw-r--r-- | esp/src/lm393.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/esp/src/lm393.cpp b/esp/src/lm393.cpp index e69de29..5eb4bdf 100644 --- a/esp/src/lm393.cpp +++ b/esp/src/lm393.cpp @@ -0,0 +1,26 @@ +#include <Arduino.h> +#include "lm393.h" + +#define SENSOR_PIN 32 // ou 35 se preferir + +void setupLM393() { + pinMode(SENSOR_PIN, INPUT); +} + +int lerLM393() { + static int contagem = 0; + static unsigned long lastTime = 0; + + if (digitalRead(SENSOR_PIN) == LOW) { + contagem++; + delay(10); + } + + if (millis() - lastTime >= 1000) { + int pulsos = contagem; + contagem = 0; + lastTime = millis(); + return pulsos; + } + return 0; +} |
