/**************************************************************************** * apps/examples/wiegand/wiegand.c * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include #include #include /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * Wiegand ****************************************************************************/ int main(int argc, FAR char *argv[]) { int fd; int ret; struct wiegand_data_s data; fd = open ("/dev/wiega0", O_RDONLY); if (fd < 0) { printf("Erro: Failed to open \n"); return -1; } printf("Wiegand app is running\n"); while (1) { ret = read(fd, &data, sizeof(data)); if (ret > 0) { if (data.status == WIEGAND_SUCCESS) { printf("ABA Code: %d\n", data.aba_code); printf("FC: %04x \n", data.facility_code); printf("ID: %06x\n", data.id); break; } } sleep(1); } close (fd); return 0; }