From f9ffb72f681232ae26c9c6ebaa489e6e3a465823 Mon Sep 17 00:00:00 2001 From: Rocco Marco Guglielmi Date: Sun, 25 Sep 2016 18:14:04 +0000 Subject: Added support for LPS25H. git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@9797 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- testhal/STM32/STM32F4xx/I2C-LPS25H/main.c | 180 ++++++++++++++++++++++++++++++ 1 file changed, 180 insertions(+) create mode 100644 testhal/STM32/STM32F4xx/I2C-LPS25H/main.c (limited to 'testhal/STM32/STM32F4xx/I2C-LPS25H/main.c') diff --git a/testhal/STM32/STM32F4xx/I2C-LPS25H/main.c b/testhal/STM32/STM32F4xx/I2C-LPS25H/main.c new file mode 100644 index 000000000..c31fef938 --- /dev/null +++ b/testhal/STM32/STM32F4xx/I2C-LPS25H/main.c @@ -0,0 +1,180 @@ +/* + ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio + + Licensed 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. +*/ + +#include "ch.h" +#include "hal.h" + +#include "string.h" +#include "shell.h" +#include "chprintf.h" + +#include "lps25h.h" + +/*===========================================================================*/ +/* LPS25H related. */ +/*===========================================================================*/ + +/* LPS25H Driver: This object represent an LPS25H instance */ +static LPS25HDriver LPS25HD1; + +static int32_t rawdata; +static float cookeddata; + +static const I2CConfig i2ccfg = { + OPMODE_I2C, + 400000, + FAST_DUTY_CYCLE_2, +}; + +static const LPS25HConfig lps25hcfg = { + &I2CD1, + &i2ccfg, + 0, /* Use default sensitivity.*/ + 0, /* Use default bias.*/ + LPS25H_SAD_VCC, /* SA0 connected to VCC */ + LPS25H_ODR_7HZ, /* Output data rate 7 Hz.*/ +#if LPS25H_USE_ADVANCED || defined(__DOXYGEN__) + LPS25H_BDU_CONTINUOUS, + LPS25H_AVGP_512, + LPS25H_AVGT_512 +#endif +}; + +/*===========================================================================*/ +/* Command line related. */ +/*===========================================================================*/ + +/* Enable use of special ANSI escape sequences */ +#define CHPRINTF_USE_ANSI_CODE TRUE +#define SHELL_WA_SIZE THD_WORKING_AREA_SIZE(2048) + +static void cmd_read(BaseSequentialStream *chp, int argc, char *argv[]) { + + if (argc != 1) { + chprintf(chp, "Usage: read [raw|cooked]\r\n"); + return; + } + + while (chnGetTimeout((BaseChannel *)chp, 150) == Q_TIMEOUT) { + if (!strcmp (argv[0], "raw")) { +#if CHPRINTF_USE_ANSI_CODE + chprintf(chp, "\033[2J\033[1;1H"); +#endif + barometerReadRaw(&LPS25HD1, &rawdata); + chprintf(chp, "LPS25H Barometer raw data...\r\n"); + chprintf(chp, "RAW: %d\r\n", rawdata); + } + else if (!strcmp (argv[0], "cooked")) { +#if CHPRINTF_USE_ANSI_CODE + chprintf(chp, "\033[2J\033[1;1H"); +#endif + barometerReadCooked(&LPS25HD1, &cookeddata); + chprintf(chp, "LPS25H Barometer cooked data...\r\n"); + chprintf(chp, "COOCKED: %.4f hPa\r\n", cookeddata); + } + else { + chprintf(chp, "Usage: read [raw|cooked]\r\n"); + return; + } + } + chprintf(chp, "Stopped\r\n"); +} + +static const ShellCommand commands[] = { + {"read", cmd_read}, + {NULL, NULL} +}; + +static const ShellConfig shell_cfg1 = { + (BaseSequentialStream *)&SD2, + commands +}; + +/*===========================================================================*/ +/* Main code. */ +/*===========================================================================*/ + +/* + * LED blinker thread, times are in milliseconds. + */ +static THD_WORKING_AREA(waThread1, 128); +static THD_FUNCTION(Thread1, arg) { + + (void)arg; + chRegSetThreadName("blinker"); + while (true) { + palClearPad(GPIOA, GPIOA_LED_GREEN); + chThdSleepMilliseconds(500); + palSetPad(GPIOA, GPIOA_LED_GREEN); + chThdSleepMilliseconds(500); + } +} + +/* + * Application entry point. + */ +int main(void) { + + /* + * System initializations. + * - HAL initialization, this also initializes the configured device drivers + * and performs the board-specific initializations. + * - Kernel initialization, the main() function becomes a thread and the + * RTOS is active. + */ + halInit(); + chSysInit(); + + palSetLineMode(LINE_ARD_D15, PAL_MODE_ALTERNATE(4) | + PAL_STM32_OSPEED_HIGHEST); + palSetLineMode(LINE_ARD_D14, PAL_MODE_ALTERNATE(4) | + PAL_STM32_OSPEED_HIGHEST); + + /* + * Activates the serial driver 2 using the driver default configuration. + */ + sdStart(&SD2, NULL); + + /* + * Creates the blinker thread. + */ + chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL); + + /* + * LPS25H Object Initialization + */ + lps25hObjectInit(&LPS25HD1); + + /* + * Activates the LPS25H driver. + */ + lps25hStart(&LPS25HD1, &lps25hcfg); + + /* + * Shell manager initialization. + */ + shellInit(); + + while(TRUE) { + + thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE, + "shell", NORMALPRIO + 1, + shellThread, (void *)&shell_cfg1); + chThdWait(shelltp); /* Waiting termination. */ + chThdSleepMilliseconds(1000); + } + lps25hStop(&LPS25HD1); +} -- cgit v1.2.3