Peter Drescher / mbed-F401

mbed library with additional peripherals for ST F401 board

Fork of mbed-src by mbed official

This mbed LIB has additional peripherals for ST F401 board

  • UART2 : PA_3 rx, PA_2 tx
  • UART3 : PC_7 rx, PC_6 tx
  • I2C2 : PB_3 SDA, PB_10 SCL
  • I2C3 : PB_4 SDA, PA_8 SCL

Diff: common/pinmap_common.c

Revision:
64:7b352733b00a
Parent:
19:398f4c622e1b
--- a/common/pinmap_common.c	Thu Dec 19 09:00:06 2013 +0000
+++ b/common/pinmap_common.c	Thu Dec 19 13:15:07 2013 +0000
@@ -44,17 +44,22 @@
     return (uint32_t)NC;
 }
 
-uint32_t pinmap_peripheral(PinName pin, const PinMap* map) {
-    if (pin == (PinName)NC)
-        return (uint32_t)NC;
-
+uint32_t pinmap_find_peripheral(PinName pin, const PinMap* map) {
     while (map->pin != NC) {
         if (map->pin == pin)
             return map->peripheral;
         map++;
     }
-
-    // no mapping available
-    error("pinmap not found for peripheral");
     return (uint32_t)NC;
 }
+
+uint32_t pinmap_peripheral(PinName pin, const PinMap* map) {
+    uint32_t peripheral = (uint32_t)NC;
+
+    if (pin == (PinName)NC)
+        return (uint32_t)NC;
+    peripheral = pinmap_find_peripheral(pin, map);
+    if ((uint32_t)NC == peripheral) // no mapping available
+        error("pinmap not found for peripheral");
+    return peripheral;
+}