prepare for pooling multiple pill reqests (when servo is async)

1 files changed, 4 insertions, 4 deletions

diff --git a/main.ino b/main.ino
index 315e9ad..6dd9248 100644
--- a/main.ino
+++ b/main.ino
@@ -85,7 +85,7 @@ ServoEasing servo;
 #define SERVO_POS_INIT 0
 #define SERVO_POS_MAX 90
 
-int servo_should_move = 0;
+volatile int pills_requested = 0;
 
 void setup() {
   Serial.begin(BAUDRATE);
@@ -173,7 +173,7 @@ IRAM_ATTR // avoid crash e.g. when other code reads SD card
 void onButtonActionPressed() {
     Serial.println("button ACTION clicked");
     led.fastBlinking();
-    servo_should_move = 1;
+    pills_requested++;
     rolling_green();
 }
 
@@ -212,10 +212,10 @@ void printData() {
 
 // source: https://robojax.com/learn/arduino/?vid=robojax_Servo_PB1_move_return
 void servoLoop() {
-  if (servo_should_move == 1) {
+  if (pills_requested > 1) {
     servo.easeTo(SERVO_POS_MAX);
     delay(500);
     servo.easeTo(SERVO_POS_INIT);
-    servo_should_move = 0;
+    pills_requested--;
   }
 }