Guido Grassel / mbed-src

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Dependents:   Seeed_Barometer_Sensor_Example

Fork of mbed-src by mbed official

Diff: targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/serial_api.c

Revision:
339:40bd4701f3e2
Parent:
293:2a9cf2ed1474
diff -r c7460e7973ce -r 40bd4701f3e2 targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/serial_api.c
--- a/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/serial_api.c	Mon Oct 06 11:00:07 2014 +0100
+++ b/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/serial_api.c	Mon Oct 06 11:45:07 2014 +0100
@@ -126,8 +126,12 @@
     // Configure the UART pins
     pinmap_pinout(tx, PinMap_UART_TX);
     pinmap_pinout(rx, PinMap_UART_RX);
-    pin_mode(tx, PullUp);
-    pin_mode(rx, PullUp);
+    if (tx != NC) {
+        pin_mode(tx, PullUp);
+    }
+    if (rx != NC) {
+        pin_mode(rx, PullUp);
+    }
 
     // Configure UART
     obj->baudrate = 9600;