v1.2.1 to increase SPI_CLOCK_MHZ

#### Releases v1.2.1 1. Increase default `SPI_CLOCK_MHZ` clock to 20MHz from 8MHz 2. Update examples to use `DHCP` with `built-in ESP32 Ethernet MAC Address`
khoih-prog · Jan 12, 2023 · 4e82f38 · 4e82f38
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diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -10,30 +10,34 @@ However, before reporting a bug please check through the following:
 
 If you don't find anything, please [open a new issue](https://github.com/khoih-prog/WebServer_ESP32_SC_ENC/issues/new).
 
+---
+
 ### How to submit a bug report
 
 Please ensure to specify the following:
 
 * Arduino IDE version (e.g. 1.8.19) or Platform.io version
 * Board type (e.g. ESP32S3_DEV, ESP32S2_DEV, ESP32C3_DEV)
-* Board Core Version (e.g. ESP32 core v2.0.5)
+* Board Core Version (e.g. ESP32 core v2.0.6)
 * Contextual information (e.g. what you were trying to achieve)
 * Simplest possible steps to reproduce
 * Anything that might be relevant in your opinion, such as:
   * Operating system (Windows, Ubuntu, etc.) and the output of `uname -a`
   * Network configuration
 
 
-Please be educated, civilized and constructive. Disrespective posts against [GitHub Code of Conduct](https://docs.github.com/en/site-policy/github-terms/github-event-code-of-conduct) will be ignored and deleted.
+Please be educated, civilized and constructive as you've always been. Disrespective posts against [GitHub Code of Conduct](https://docs.github.com/en/site-policy/github-terms/github-event-code-of-conduct) will be ignored and deleted.
+
+---
 
 ### Example
 
 ```
 Arduino IDE version: 1.8.19
 ESP32S3_DEV board
-ESP32 core v2.0.5
+ESP32 core v2.0.6
 OS: Ubuntu 20.04 LTS
-Linux xy-Inspiron-3593 5.15.0-56-generic #62~20.04.1-Ubuntu SMP Tue Nov 22 21:24:20 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
+Linux xy-Inspiron-3593 5.15.0-57-generic #63~20.04.1-Ubuntu SMP Wed Nov 30 13:40:16 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
 
 Context:
 I encountered a crash while using this library

diff --git a/changelog.md b/changelog.md
@@ -15,6 +15,7 @@
 
 
 * [Changelog](#changelog)
+  * [Releases v1.2.1](#releases-v121)
   * [Releases v1.2.0](#releases-v120)
   * [Releases v1.1.0](#releases-v110)
   * [Releases v1.0.0](#releases-v100)
@@ -24,6 +25,11 @@
 
 ## Changelog
 
+#### Releases v1.2.1
+
+1. Increase default `SPI_CLOCK_MHZ` clock to 20MHz from 8MHz
+2. Update examples to use `DHCP` with `built-in ESP32 Ethernet MAC Address`
+
 #### Releases v1.2.0
 
 1. Add support to ESP32_C3-based boards using `LwIP ENC28J60 Ethernet`

diff --git a/examples/AdvancedWebServer/AdvancedWebServer.ino b/examples/AdvancedWebServer/AdvancedWebServer.ino
@@ -51,7 +51,7 @@
 
 // Optional values to override default settings
 //#define ETH_SPI_HOST        SPI2_HOST
-//#define SPI_CLOCK_MHZ       8
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -225,12 +225,10 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);

diff --git a/examples/HelloServer/HelloServer.ino b/examples/HelloServer/HelloServer.ino
@@ -22,8 +22,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -134,16 +134,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/HelloServer2/HelloServer2.ino b/examples/HelloServer2/HelloServer2.ino
@@ -22,8 +22,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -134,16 +134,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/HttpBasicAuth/HttpBasicAuth.ino b/examples/HttpBasicAuth/HttpBasicAuth.ino
@@ -22,8 +22,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -108,16 +108,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/MQTTClient_Auth/MQTTClient_Auth.ino b/examples/MQTTClient_Auth/MQTTClient_Auth.ino
@@ -35,8 +35,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -191,16 +191,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/MQTTClient_Basic/MQTTClient_Basic.ino b/examples/MQTTClient_Basic/MQTTClient_Basic.ino
@@ -36,8 +36,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -192,16 +192,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/MQTT_ThingStream/MQTT_ThingStream.ino b/examples/MQTT_ThingStream/MQTT_ThingStream.ino
@@ -38,8 +38,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -237,16 +237,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/PostServer/PostServer.ino b/examples/PostServer/PostServer.ino
@@ -22,8 +22,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -183,16 +183,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/SimpleAuthentication/SimpleAuthentication.ino b/examples/SimpleAuthentication/SimpleAuthentication.ino
@@ -22,8 +22,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -227,16 +227,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();
 

diff --git a/examples/UdpNTPClient/UdpNTPClient.ino b/examples/UdpNTPClient/UdpNTPClient.ino
@@ -27,8 +27,8 @@
 //////////////////////////////////////////////////////////
 
 // Optional values to override default settings
-//#define SPI_HOST            1
-//#define SPI_CLOCK_MHZ       8
+//#define ETH_SPI_HOST        SPI2_HOST
+//#define SPI_CLOCK_MHZ       20
 
 // Must connect INT to GPIOxx or not working
 //#define INT_GPIO            4
@@ -146,16 +146,14 @@ void setup()
 
   // start the ethernet connection and the server:
   // Use DHCP dynamic IP and random mac
-  uint16_t index = millis() % NUMBER_OF_MAC;
-
   //bool begin(int MISO_GPIO, int MOSI_GPIO, int SCLK_GPIO, int CS_GPIO, int INT_GPIO, int SPI_CLOCK_MHZ,
-  //           int SPI_HOST, uint8_t *ENC28J60_Mac = ENC28J60_Default_Mac);
-  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
-  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[index] );
+  //           int SPI_HOST, uint8_t *W6100_Mac = W6100_Default_Mac);
+  ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST );
+  //ETH.begin( MISO_GPIO, MOSI_GPIO, SCK_GPIO, CS_GPIO, INT_GPIO, SPI_CLOCK_MHZ, ETH_SPI_HOST, mac[millis() % NUMBER_OF_MAC] );
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(myIP, myGW, mySN, myDNS);
+  //ETH.config(myIP, myGW, mySN, myDNS);
 
   ESP32_ENC_waitForConnect();