Added simple example to dump data from the VAN bus

examples/tss46x_van_reader/tss46x_van_reader.ino

@@ -0,0 +1,117 @@
+#include <SPI.h>
+#include <itss46x.h>
+#include <tss46x_van.h>
+
+#include <tss463.h>
+#include <tss461_intel.h>
+#include <tss46x_with_serial.h>
+
+uint8_t VAN_PIN = 7;
+
+TSSPinSetup* pinSetup;
+
+SPIClass* spi;
+ITss46x* vanSender;
+TSS46X_VAN* VANInterface;
+
+uint8_t vanMessageLength;
+uint8_t vanMessage[32];
+
+uint8_t headerByte = 0x80;
+uint8_t check = 0x00;
+
+char incomingByte;
+
+void InitTss461()
+{
+     // instantiate the VAN message sender for a TSS461
+    pinSetup = new TSSPinSetup();
+
+    #ifdef ARDUINO_ARCH_STM32
+    pinSetup->TSS_ALE_PIN   = PB13;
+    pinSetup->TSS_WRITE_PIN = PB15;
+    pinSetup->TSS_CS_PIN    = PB12;
+    pinSetup->TSS_READ_PIN  = PA8;
+    pinSetup->TSS_RESET_PIN = PB14;
+
+    pinSetup->TSS_AD0_PIN   = PA0;
+    pinSetup->TSS_AD1_PIN   = PA1;
+    pinSetup->TSS_AD2_PIN   = PA2;
+    pinSetup->TSS_AD3_PIN   = PA3;
+    pinSetup->TSS_AD4_PIN   = PA4;
+    pinSetup->TSS_AD5_PIN   = PA5;
+    pinSetup->TSS_AD6_PIN   = PA6;
+    pinSetup->TSS_AD7_PIN   = PA7;
+    #endif
+    vanSender = new Tss461Intel(pinSetup);
+}
+
+void InitTss463()
+{
+      // initialize SPI
+    spi = new SPIClass();
+
+    #ifdef ARDUINO_ARCH_AVR
+        // start spi on Arduino boards
+        spi->begin();
+    #endif
+
+    #ifdef ARDUINO_ARCH_ESP32
+        // You can select which pins to use as SPI on ESP32 boards by passing the SCK, MISO, MOSI, SS as arguments (in this order) to the spi->begin() method
+        const uint8_t SCK_PIN = 25;
+        const uint8_t MISO_PIN = 5;
+        const uint8_t MOSI_PIN = 33;
+        VAN_PIN = 32;
+
+        spi->begin(SCK_PIN, MISO_PIN, MOSI_PIN, VAN_PIN);
+    #endif
+
+    // instantiate the VAN message sender for a TSS463
+    vanSender = new Tss463(VAN_PIN, spi);
+}
+
+void InitTssSerial()
+{
+    // This "VAN message sender" just prints the values of the TSS registers to the Serial port, included as an example for an abstract sender
+    vanSender = new Tss46xWithSerial(Serial);
+}
+
+void setup()
+{
+    Serial.begin(500000);
+    delay(3000);
+    Serial.println("Arduino VAN bus monitor using TSS463C");
+
+    InitTss463();
+    //InitTss461();
+    //InitTssSerial();
+
+    VANInterface = new TSS46X_VAN(vanSender, VAN_125KBPS);
+    VANInterface->begin();
+
+    VANInterface->set_channel_for_receive_message(1, 0x00, 30, 0);
+}
+
+void loop() { 
+    MessageLengthAndStatusRegister messageAvailable = VANInterface->message_available(1);
+    if (messageAvailable.data.CHRx || messageAvailable.data.CHTx || messageAvailable.data.CHER)
+    {
+        VANInterface->read_message(1, &vanMessageLength, vanMessage);
+
+        Serial.print("Channel: ");
+        Serial.print(1, DEC);
+        Serial.print(": ");
+
+        char tmp[3];
+
+        for (size_t i = 0; i < vanMessageLength; i++)
+        {
+            snprintf(tmp, 3, "%02X", vanMessage[i]);
+            Serial.print(" ");
+            Serial.print(tmp);
+        }
+        Serial.println();
+
+        VANInterface->reactivate_channel(1);
+    }
+}