Guido Grassel / mbed-src

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Dependents:   Seeed_Barometer_Sensor_Example

Fork of mbed-src by mbed official

Diff: targets/hal/TARGET_NXP/TARGET_LPC408X/serial_api.c

Revision:
339:40bd4701f3e2
Parent:
285:31249416b6f9
--- a/targets/hal/TARGET_NXP/TARGET_LPC408X/serial_api.c	Mon Oct 06 11:00:07 2014 +0100
+++ b/targets/hal/TARGET_NXP/TARGET_LPC408X/serial_api.c	Mon Oct 06 11:45:07 2014 +0100
@@ -104,8 +104,12 @@
     pinmap_pinout(rx, PinMap_UART_RX);
     
     // set rx/tx pins in PullUp mode
-    pin_mode(tx, PullUp);
-    pin_mode(rx, PullUp);
+    if (tx != NC) {
+        pin_mode(tx, PullUp);
+    }
+    if (rx != NC) {
+        pin_mode(rx, PullUp);
+    }
     
     switch (uart) {
         case UART_0: obj->index = 0; break;