Wire.cpp: add exit condition to timeout

Infineon · Dec 2, 2024 · 038e7f7 · 038e7f7
1 parent 0731922
commit 038e7f7
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/libraries/Wire/src/Wire.cpp b/libraries/Wire/src/Wire.cpp
@@ -243,11 +243,14 @@ uint8_t TwoWire::requestFrom(
     timeout = WIRE_COMMUNICATION_TIMEOUT;
     // wait for ACK or timeout incase no ACK is received, a time-based wait-state is added since XMC
     // devices run at variable frequencies
-    while (((XMC_I2C_CH_GetStatusFlag(XMC_I2C_config->channel) &
-             XMC_I2C_CH_STATUS_FLAG_ACK_RECEIVED) == 0U) ||
-           timeout == 0) {
+    while ((XMC_I2C_CH_GetStatusFlag(XMC_I2C_config->channel) &
+            XMC_I2C_CH_STATUS_FLAG_ACK_RECEIVED) == 0U) {
         delay(1);
         timeout--;
+        if (timeout == 0) {
+            Serial.println("Warning Timeout");
+            break;
+        }
     }
 
     for (uint8_t count = 0; count < (quantity - 1); count++) {