Forces application to define TX&RX pins if not Arduino form factor

Author: Veijo Pesonen

ESP8266Interface.cpp

@@ -20,23 +20,29 @@
 #include "mbed_debug.h"
 #include "nsapi_types.h"
 
-
-#ifndef MBED_CONF_ESP8266_TX
 #ifdef TARGET_FF_ARDUINO
+#ifndef MBED_CONF_ESP8266_TX
 #define MBED_CONF_ESP8266_TX D1
-#else
-#define MBED_CONF_ESP8266_TX NC
-#endif
 #endif
 
 #ifndef MBED_CONF_ESP8266_RX
-#ifdef TARGET_FF_ARDUINO
 #define MBED_CONF_ESP8266_RX D0
-#else
-#define MBED_CONF_ESP8266_RX NC
 #endif
+#endif /* TARGET_FF_ARDUINO */
+
+#ifndef MBED_CONF_ESP8266_DEBUG
+#define MBED_CONF_ESP8266_DEBUG false
 #endif
 
+#ifndef MBED_CONF_ESP8266_RTS
+#define MBED_CONF_ESP8266_RTS NC
+#endif
+
+#ifndef MBED_CONF_ESP8266_CTS
+#define MBED_CONF_ESP8266_CTS NC
+#endif
+
+#if defined MBED_CONF_ESP8266_TX && defined MBED_CONF_ESP8266_RX
 ESP8266Interface::ESP8266Interface()
     : _esp(MBED_CONF_ESP8266_TX, MBED_CONF_ESP8266_RX, MBED_CONF_ESP8266_DEBUG, MBED_CONF_ESP8266_RTS, MBED_CONF_ESP8266_CTS),
       _initialized(false),
@@ -53,6 +59,7 @@ ESP8266Interface::ESP8266Interface()
     _esp.set_timeout();
     _esp.attach_int(this, &ESP8266Interface::update_conn_state_cb);
 }
+#endif
 
 // ESP8266Interface implementation
 ESP8266Interface::ESP8266Interface(PinName tx, PinName rx, bool debug, PinName rts, PinName cts)

ESP8266Interface.h

@@ -29,11 +29,13 @@
 class ESP8266Interface : public NetworkStack, public WiFiInterface
 {
 public:
+#if defined MBED_CONF_ESP8266_TX && defined MBED_CONF_ESP8266_RX
     /**
      * @brief ESP8266Interface default constructor
      *        Will use values defined in mbed_lib.json
      */
     ESP8266Interface();
+#endif
 
     /** ESP8266Interface lifetime
      * @param tx        TX pin

README.md

@@ -33,11 +33,11 @@ Least one is expected to check are the following configuration parameters
     "config": {
         "tx": {
             "help": "TX pin for serial connection",
-            "value": "D1" <- Arduino assumed, adjust based on your board
+            "value": null <- 'D1' by default if Arduino, adjust based on your board
         },
         "rx": {
             "help": "RX pin for serial connection",
-            "value": "D0" <- Arduino assumed, adjust based on your board
+            "value": null <- 'D0' by default if Arduino, adjust based on your board
         },
         "provide-default": {
             "help": "Provide default WifiInterface. [true/false]",

mbed_lib.json

@@ -2,23 +2,23 @@
     "name": "esp8266",
     "config": {
         "tx": {
-            "help": "TX pin for serial connection",
-            "value": "D1"
+            "help": "TX pin for serial connection. D1 assumed if Arduino Form Factor(AFF), needs to be set/overwritten otherwise",
+            "value": null
         },
         "rx": {
-            "help": "RX pin for serial connection",
-            "value": "D0"
+            "help": "RX pin for serial connection. D0 assumed if Arduino Form Factor(AFF), needs to be set/overwritten otherwise",
+            "value": null
         },
         "rts": {
-            "help": "RTS pin for serial connection",
-            "value": "NC"
+            "help": "RTS pin for serial connection, defaults to Not Connected(NC)",
+            "value": null
         },
         "cts": {
-            "help": "CTS pin for serial connection",
-            "value": "NC"
+            "help": "CTS pin for serial connection, defaults to Not Connected(NC)",
+            "value": null
         },
         "debug": {
-            "help": "Enable debug logs",
+            "help": "Enable debug logs. [true/false]",
             "value": false
         },
         "provide-default": {
@@ -42,10 +42,6 @@
         "NUCLEO_F411RE": {
             "tx": "D8",
             "rx": "D2"
-        },
-        "NUCLEO_F429ZI": {
-            "rts": "NC",
-            "cts": "NC"
         }
     }
 }