134 lines
3.8 KiB
C
134 lines
3.8 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "ch.h"
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#include "hal.h"
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#include "chprintf.h"
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#include "hts221.h"
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#define cls(chp) chprintf(chp, "\033[2J\033[1;1H")
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/*===========================================================================*/
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/* HTS221 related. */
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/*===========================================================================*/
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/* HTS221 Driver: This object represent an HTS221 instance */
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static HTS221Driver HTS221D1;
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static int32_t hygroraw;
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static int32_t thermoraw;
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static float hygrocooked;
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static float thermocooked;
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static const I2CConfig i2ccfg = {
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OPMODE_I2C,
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400000,
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FAST_DUTY_CYCLE_2,
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};
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static const HTS221Config hts221cfg = {
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&I2CD1,
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&i2ccfg,
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NULL,
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NULL,
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NULL,
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NULL,
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HTS221_ODR_7HZ,
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#if HTS221_USE_ADVANCED || defined(__DOXYGEN__)
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HTS221_BDU_CONTINUOUS,
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HTS221_AVGH_256,
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HTS221_AVGT_256
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#endif
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};
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/*===========================================================================*/
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/* Generic code. */
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/*===========================================================================*/
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static BaseSequentialStream* chp = (BaseSequentialStream*)&SD2;
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/*
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* LED blinker thread, times are in milliseconds.
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*/
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static THD_WORKING_AREA(waThread1, 128);
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static THD_FUNCTION(Thread1, arg) {
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(void)arg;
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chRegSetThreadName("blinker");
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while (true) {
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palToggleLine(LINE_LED_GREEN);
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chThdSleepMilliseconds(500);
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}
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}
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/*
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* Application entry point.
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*/
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int main(void) {
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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chSysInit();
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/* Configuring I2C SCK and I2C SDA related GPIOs .*/
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palSetLineMode(LINE_ARD_D15, PAL_MODE_ALTERNATE(4) |
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PAL_STM32_OSPEED_HIGHEST | PAL_STM32_OTYPE_OPENDRAIN);
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palSetLineMode(LINE_ARD_D14, PAL_MODE_ALTERNATE(4) |
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PAL_STM32_OSPEED_HIGHEST | PAL_STM32_OTYPE_OPENDRAIN);
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/* Activates the serial driver 1 using the driver default configuration.*/
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sdStart(&SD2, NULL);
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/* Creates the blinker thread.*/
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chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
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/* HTS221 Object Initialization.*/
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hts221ObjectInit(&HTS221D1);
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/* Activates the HTS221 driver.*/
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hts221Start(&HTS221D1, &hts221cfg);
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/* Normal main() thread activity, printing MEMS data on the SD2. */
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while (true) {
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hts221HygrometerReadRaw(&HTS221D1, &hygroraw);
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chprintf(chp, "HTS221D1 Hygrometer raw data...\r\n");
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chprintf(chp, "Hum: %d\r\n", hygroraw);
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hts221ThermometerReadRaw(&HTS221D1, &thermoraw);
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chprintf(chp, "HTS221D1 Thermometer raw data...\r\n");
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chprintf(chp, "Temp: %d\r\n", &thermoraw);
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hts221HygrometerReadCooked(&HTS221D1, &hygrocooked);
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chprintf(chp, "HTS221D1 Hygrometer cooked data...\r\n");
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chprintf(chp, "Hum: %.2f\r\n", hygrocooked);
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hts221ThermometerReadCooked(&HTS221D1, &thermocooked);
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chprintf(chp, "HTS221D1 Thermometer cooked data...\r\n");
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chprintf(chp, "Temp: %.2f\r\n", thermocooked);
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chThdSleepMilliseconds(100);
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cls(chp);
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}
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hts221Stop(&HTS221D1);
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}
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