/**************************************************************************** * apps/examples/bmi160/sixaxis_main.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 /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #define ACC_DEVPATH "/dev/accel0" /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * sixaxis_main ****************************************************************************/ int main(int argc, FAR char *argv[]) { int fd; struct accel_gyro_st_s data; uint32_t prev; fd = open(ACC_DEVPATH, O_RDONLY); if (fd < 0) { printf("Device %s open failure. %d\n", ACC_DEVPATH, fd); return -1; } prev = 0; for (; ; ) { int ret; ret = read(fd, &data, sizeof(struct accel_gyro_st_s)); if (ret != sizeof(struct accel_gyro_st_s)) { fprintf(stderr, "Read failed.\n"); break; } /* If sensing time has been changed, show 6 axis data. */ if (prev != data.sensor_time) { printf("[%" PRIu32 "] %d, %d, %d / %d, %d, %d\n", data.sensor_time, data.gyro.x, data.gyro.y, data.gyro.z, data.accel.x, data.accel.y, data.accel.z); fflush(stdout); prev = data.sensor_time; } } close(fd); return 0; }