Added links from api category TOC to example category folders

Typo fix in bluetooth README.md

docs/api/bluetooth/index.rst

@@ -8,3 +8,5 @@ Bluetooth API
    Bluetooth Common <bt_common>
    Bluetooth LE <bt_le>
 
+
+Example code for this API section is provided in `examples/bluetooth <https://github.com/espressif/esp-idf/tree/master/examples/bluetooth>`_ directory of ESP-IDF repository.

docs/api/ethernet/index.rst

@@ -6,3 +6,5 @@ Ethernet API
 
    Ethernet <esp_eth>
 
+
+Example code for this API section is provided in `examples/ethernet <https://github.com/espressif/esp-idf/tree/master/examples/ethernet>`_ directory of ESP-IDF repository.

docs/api/peripherals/index.rst

@@ -14,3 +14,5 @@ Peripherals API
    LED Control <ledc>
    Remote Control <rmt>
 
+
+Example code for this API section is provided in `examples/peripherals <https://github.com/espressif/esp-idf/tree/master/examples/peripherals>`_ directory of ESP-IDF repository.

docs/api/protocols/index.rst

@@ -6,3 +6,5 @@ Protocols API
 
    mDNS <mdns>
 
+
+Example code for this API section is provided in `examples/protocols <https://github.com/espressif/esp-idf/tree/master/examples/protocols>`_ directory of ESP-IDF repository.

docs/api/storage/index.rst

@@ -10,3 +10,5 @@ Storage API
    Virtual Filesystem <vfs>
    FAT Filesystem <fatfs>
 
+
+Example code for this API section is provided in `examples/storage <https://github.com/espressif/esp-idf/tree/master/examples/storage>`_ directory of ESP-IDF repository.

docs/api/system/index.rst

@@ -11,3 +11,5 @@ System API
    Deep Sleep <deep_sleep>
    Logging <log>
 
+
+Example code for this API section is provided in `examples/system <https://github.com/espressif/esp-idf/tree/master/examples/system>`_ directory of ESP-IDF repository.

docs/api/wifi/index.rst

@@ -6,3 +6,6 @@ Wi-Fi API
 
    Wi-Fi <esp_wifi>
    Smart Config <esp_smartconfig>
+
+
+Example code for this API section is provided in `examples/wifi <https://github.com/espressif/esp-idf/tree/master/examples/wifi>`_ directory of ESP-IDF repository.

examples/bluetooth/README.md

@@ -1,5 +1,5 @@
 # Bluetooth Examples
 
-Note: To use examples in this directory, you need to have Bluetooth enabled in configuration. Run `make menuconfig`, go to `Component config` and verify if you see `[*] Bluetooth`. If not - enable if and save.
+Note: To use examples in this directory, you need to have Bluetooth enabled in configuration. Run `make menuconfig`, go to `Component config` and verify if you see `[*] Bluetooth`. If not - enable it and save.
 
 See the [README.md](../README.md) file in the upper level [examples](../) directory for more information about examples.