/* * Author: Noel Eck * Copyright (c) 2016 Intel Corporation. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include #include #include #include "ims.h" #include "upm_utilities.h" bool shouldRun = true; void sig_handler(int signo) { if (signo == SIGINT) shouldRun = false; } int main() { signal(SIGINT, sig_handler); //! [Interesting] ims_context* sensor = ims_init(0, IMS_ADDRESS_DEFAULT); if (!sensor) { printf("ims_init() failed\n"); return 1; } int i2c_addr_cur = IMS_ADDRESS_DEFAULT + 1; // Every second, sample the sensor outputs while (shouldRun) { uint16_t version, light, moisture, temp; if (ims_get_version(sensor, &version) == UPM_SUCCESS && ims_get_light(sensor, &light) == UPM_SUCCESS && ims_get_moisture(sensor, &moisture) == UPM_SUCCESS && ims_get_temperature(sensor, &temp) == UPM_SUCCESS) printf("Version: %d light: 0x%04x moisture: 0x%04x temp: %3.2f C\n", version, light, moisture, temp/10.0); else { printf("Failed to read IMS sensor data...\n"); break; } // Change the address and continue if (i2c_addr_cur >= 128) i2c_addr_cur = 1; printf("Changing device address to 0x%02x\n", i2c_addr_cur); if (ims_reset_i2c_address(sensor, i2c_addr_cur++) != UPM_SUCCESS) { printf("Failed to change IMS I2C address...\n"); break; } upm_delay(1); } //! [Interesting] printf("Exiting\n"); ims_close(sensor); return 0; }