140 lines
3.9 KiB
C
140 lines
3.9 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 "usbcfg.h"
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#include "chprintf.h"
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#include "lis3dsh.h"
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#define cls(chp) chprintf(chp, "\033[2J\033[1;1H")
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/*===========================================================================*/
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/* LIS3DSH related. */
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/*===========================================================================*/
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/* LIS3DSH Driver: This object represent an LIS3DSH instance */
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static LIS3DSHDriver LIS3DSHD1;
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static int32_t accraw[LIS3DSH_ACC_NUMBER_OF_AXES];
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static float acccooked[LIS3DSH_ACC_NUMBER_OF_AXES];
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static char axisID[LIS3DSH_ACC_NUMBER_OF_AXES] = {'X', 'Y', 'Z'};
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static uint32_t i;
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static const SPIConfig spicfg = {
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FALSE,
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NULL,
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GPIOE,
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GPIOE_CS_SPI,
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SPI_CR1_BR_0 | SPI_CR1_CPOL | SPI_CR1_CPHA,
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0
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};
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static LIS3DSHConfig lis3dshcfg = {
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&SPID1,
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&spicfg,
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NULL,
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NULL,
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LIS3DSH_ACC_FS_2G,
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LIS3DSH_ACC_ODR_100HZ,
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#if LIS3DSH_USE_ADVANCED
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LIS3DSH_ACC_BW_400HZ,
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LIS3DSH_ACC_BDU_CONTINUOUS,
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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*)&SDU1;
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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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systime_t time;
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time = serusbcfg.usbp->state == USB_ACTIVE ? 250 : 500;
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palToggleLine(LINE_LED6);
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chThdSleepMilliseconds(time);
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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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/* Initializes a serial-over-USB CDC driver.*/
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sduObjectInit(&SDU1);
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sduStart(&SDU1, &serusbcfg);
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/*
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* Activates the USB driver and then the USB bus pull-up on D+.
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* Note, a delay is inserted in order to not have to disconnect the cable
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* after a reset.
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*/
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usbDisconnectBus(serusbcfg.usbp);
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chThdSleepMilliseconds(1500);
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usbStart(serusbcfg.usbp, &usbcfg);
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usbConnectBus(serusbcfg.usbp);
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/* Creates the blinker thread.*/
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chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO + 1, Thread1, NULL);
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/* LIS3DSH Object Initialization.*/
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lis3dshObjectInit(&LIS3DSHD1);
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/* Activates the LIS3DSH driver.*/
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lis3dshStart(&LIS3DSHD1, &lis3dshcfg);
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/* Normal main() thread activity, printing MEMS data on the SDU1.*/
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while (true) {
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lis3dshAccelerometerReadRaw(&LIS3DSHD1, accraw);
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chprintf(chp, "LIS3DSH Accelerometer raw data...\r\n");
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for(i = 0; i < LIS3DSH_ACC_NUMBER_OF_AXES; i++) {
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chprintf(chp, "%c-axis: %d\r\n", axisID[i], accraw[i]);
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}
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lis3dshAccelerometerReadCooked(&LIS3DSHD1, acccooked);
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chprintf(chp, "LIS3DSH Accelerometer cooked data...\r\n");
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for(i = 0; i < LIS3DSH_ACC_NUMBER_OF_AXES; i++) {
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chprintf(chp, "%c-axis: %.3f\r\n", axisID[i], acccooked[i]);
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}
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chThdSleepMilliseconds(100);
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cls(chp);
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}
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lis3dshStop(&LIS3DSHD1);
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}
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