[STM32F0] Add tests for asynchronous serial

Author: svastm

libraries/tests/utest/serial_asynch/serial_asynch.cpp

@@ -63,6 +63,18 @@
 #define TEST_SERIAL_ONE_TX_PIN PB_10   // UART3
 #define TEST_SERIAL_TWO_RX_PIN PA_10   // UART1
 
+#elif defined(TARGET_NUCLEO_F070RB)
+#define TEST_SERIAL_ONE_TX_PIN PB_10  // UART3
+#define TEST_SERIAL_TWO_RX_PIN PA_10  // UART1
+
+#elif defined(TARGET_NUCLEO_F072RB)
+#define TEST_SERIAL_ONE_TX_PIN PB_10  // UART3
+#define TEST_SERIAL_TWO_RX_PIN PA_10  // UART1
+
+#elif defined(TARGET_NUCLEO_F091RC)
+#define TEST_SERIAL_ONE_TX_PIN PB_6   // UART1
+#define TEST_SERIAL_TWO_RX_PIN PC_7   // UART7
+
 #elif defined(TARGET_NUCLEO_F207ZG)
 #define TEST_SERIAL_ONE_TX_PIN PC_12   // UART5
 #define TEST_SERIAL_TWO_RX_PIN PC_11   // UART4