I'm trying to read data from an HID circuit. I have a project in C # that works but I can not import the functions in Windev. Can someone help me? THANK YOU ALL public byte[] LeggiEeprom(byte iniz, byte quanti) { int i = 0; bool success; Byte[] dato = new Byte[256]; // Test 3 - Single packet write, 100 packets readby Spartaco - WinDev Forum