ht1632_test_comms.pde

#include <ht1632.h>
#include <MHV_io_ArduinoDuemilanove328p.h>

HT1632 matrix = HT1632( MHV_ARDUINO_PIN_4,MHV_ARDUINO_PIN_8,MHV_ARDUINO_PIN_10,MHV_ARDUINO_PIN_9, HT1632::pmos_8commons );

void setup() {
    digitalWrite(4, HIGH);
    Serial.begin(9600);
    matrix.set_mode( HT1632::read_mode );
    matrix.send_address( 0 );
    Serial.print( "Old Value : ");
    Serial.println( matrix.read_nibble(), HEX );
    
    matrix.set_mode( HT1632::write_mode );
    matrix.send_address( 0 );
    matrix.send_data( 0x7 );

    matrix.set_mode( HT1632::read_mode );
    matrix.send_address( 0 );
    Serial.print( "New Value : ");
    Serial.println( matrix.read_nibble(), HEX );
}

void loop() {

}