250 lines
7.8 KiB
C
250 lines
7.8 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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/*==========================================================================*/
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/* Include files. */
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/*==========================================================================*/
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#include "ch.h"
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#include "hal.h"
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#include "string.h"
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#include "shell.h"
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#include "chprintf.h"
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#include "bmp085.h"
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/*==========================================================================*/
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/* Variables and Driver configuration for the demo. */
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/*==========================================================================*/
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/* BMP085 Driver: This object represent an BMP085 instance. */
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static BMP085Driver BMP085D1;
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/* Raw data buffer for the BMP sensor. */
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static int32_t rawdata[BMP085_BARO_NUMBER_OF_AXES +
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BMP085_THERMO_NUMBER_OF_AXES];
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/* Cooked data buffer for the BMP sensor. */
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static float cookeddata[BMP085_BARO_NUMBER_OF_AXES +
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BMP085_THERMO_NUMBER_OF_AXES];
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/**
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* @brief I2C configuration structure.
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*/
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static const I2CConfig i2cConfig = {
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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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/**
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* @brief BMP085 configuration structure.
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*/
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static const BMP085Config bmp085Config = {
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&I2CD1,
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&i2cConfig,
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NULL,
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NULL,
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NULL,
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#if BMP085_USE_ADVANCED
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BMP085_BARO_CT_LOW,
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BMP085_BARO_MODE_LOW,
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BMP085_BARO_OSS_0,
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BMP085_THERMO_CT_LOW,
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#endif
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};
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/*==========================================================================*/
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/* Command line related. */
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/*==========================================================================*/
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/* Enable use of special ANSI escape sequences */
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#define CHPRINTF_USE_ANSI_CODE TRUE
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#define SHELL_WA_SIZE THD_WORKING_AREA_SIZE(2048)
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static void cmd_read(BaseSequentialStream *chp, int argc, char *argv[]) {
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(void)argv;
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if (argc != 2) {
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chprintf(chp, "Usage: read [baro|thermo|both] [raw|cooked]\r\n");
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return;
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}
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while (chnGetTimeout((BaseChannel *)chp, 150) == Q_TIMEOUT) {
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if (!strcmp (argv[0], "baro")) {
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if (!strcmp (argv[1], "raw")) {
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#if CHPRINTF_USE_ANSI_CODE
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chprintf(chp, "\033[2J\033[1;1H");
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#endif
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barometerReadRaw(&BMP085D1, rawdata);
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chprintf(chp, "BMP085 Barometer raw data...\r\n");
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chprintf(chp, "Raw pressure: %d\r\n", *rawdata);
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}
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else if (!strcmp (argv[1], "cooked")) {
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#if CHPRINTF_USE_ANSI_CODE
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chprintf(chp, "\033[2J\033[1;1H");
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#endif
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barometerReadCooked(&BMP085D1, cookeddata);
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chprintf(chp, "BMP085 Barometer cooked data...\r\n");
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chprintf(chp, "Cooked pressure: %.2f %%\r\n", *cookeddata);
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}
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else {
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chprintf(chp, "Usage: read [baro|thermo|both] [raw|cooked]\r\n");
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return;
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}
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}
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else if (!strcmp (argv[0], "thermo")) {
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if (!strcmp (argv[1], "raw")) {
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#if CHPRINTF_USE_ANSI_CODE
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chprintf(chp, "\033[2J\033[1;1H");
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#endif
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thermometerReadRaw(&BMP085D1, rawdata);
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chprintf(chp, "BMP085 Thermometer raw data...\r\n");
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chprintf(chp, "Raw temperature: %d\r\n", *rawdata);
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}
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else if (!strcmp (argv[1], "cooked")) {
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#if CHPRINTF_USE_ANSI_CODE
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chprintf(chp, "\033[2J\033[1;1H");
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#endif
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thermometerReadCooked(&BMP085D1, cookeddata);
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chprintf(chp, "BMP085 Thermometer cooked data...\r\n");
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chprintf(chp, "Cooked temperature: %.2f °C\r\n", *cookeddata);
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}
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else {
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chprintf(chp, "Usage: read [baro|thermo|both] [raw|cooked]\r\n");
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return;
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}
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}
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else if (!strcmp (argv[0], "both")) {
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if (!strcmp (argv[1], "raw")) {
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#if CHPRINTF_USE_ANSI_CODE
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chprintf(chp, "\033[2J\033[1;1H");
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#endif
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sensorReadRaw(&BMP085D1, rawdata);
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chprintf(chp, "BMP085 Barometer raw data...\r\n");
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chprintf(chp, "Raw pressure: %d\r\n", rawdata[0]);
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chprintf(chp, "BMP085 Thermometer raw data...\r\n");
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chprintf(chp, "Raw temperature: %d\r\n", rawdata[1]);
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}
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else if (!strcmp (argv[1], "cooked")) {
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#if CHPRINTF_USE_ANSI_CODE
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chprintf(chp, "\033[2J\033[1;1H");
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#endif
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sensorReadCooked(&BMP085D1, cookeddata);
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chprintf(chp, "BMP085 Barometer cooked data...\r\n");
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chprintf(chp, "Cooked pressure: %.2f %%\r\n", cookeddata[0]);
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chprintf(chp, "BMP085 Thermometer cooked data...\r\n");
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chprintf(chp, "Cooked temperature: %.2f °C\r\n", cookeddata[1]);
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}
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else {
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chprintf(chp, "Usage: read [baro|thermo|both] [raw|cooked]\r\n");
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return;
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}
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}
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else {
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chprintf(chp, "Usage: read [baro|thermo|both] [raw|cooked]\r\n");
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return;
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}
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}
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chprintf(chp, "Stopped\r\n");
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}
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static const ShellCommand commands[] = {
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{"read", cmd_read},
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{NULL, NULL}
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};
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static const ShellConfig shell_cfg1 = {
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(BaseSequentialStream *)&SD2,
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commands
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};
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/*==========================================================================*/
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/* Main code. */
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/*==========================================================================*/
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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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palClearPad(GPIOA, GPIOA_LED_GREEN);
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chThdSleepMilliseconds(500);
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palSetPad(GPIOA, GPIOA_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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/* Configure the I2C Driver and I2C Pins. */
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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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/*
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* Activates the serial driver 2 using the driver default configuration.
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*/
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sdStart(&SD2, NULL);
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/*
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* Creates the blinker thread.
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*/
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chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
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/*
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* BMP085 Object Initialization.
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*/
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bmp085ObjectInit(&BMP085D1);
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/*
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* Activates the BMP085 driver.
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*/
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bmp085Start(&BMP085D1, &bmp085Config);
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/*
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* Shell manager initialization.
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*/
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shellInit();
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while(TRUE) {
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thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,
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"shell", NORMALPRIO + 1,
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shellThread, (void *)&shell_cfg1);
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chThdWait(shelltp); /* Waiting termination. */
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chThdSleepMilliseconds(1000);
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}
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bmp085Stop(&BMP085D1);
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}
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