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58842a57b8
Platform-specific files for avr-rss2.
81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/*
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* Copyright (c) 2017, Peter Sjodin, KTH Royal Institute of Technology
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*
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* Author : Peter Sjodin psj@kth.se
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* Created : 2017-01-06
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*/
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#include "contiki.h"
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#include "i2c.h"
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#include "watchdog.h"
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#include "dev/pms5003/pms5003.h"
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#include "pms5003-arch.h"
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static uint8_t standbymode;
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/*---------------------------------------------------------------------------*/
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/*
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* Configure low power standby mode (PIN3, SET)
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*/
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void
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pms5003_set_standby_mode(uint8_t mode) {
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SET_PMS_DDR |= (1 << PMS_SET);
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if (mode == STANDBY_MODE_OFF)
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SET_PMS_PORT |= (1 << PMS_SET);
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else if (mode == STANDBY_MODE_ON)
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SET_PMS_PORT &= ~(1 << PMS_SET);
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standbymode = mode;
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}
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/*---------------------------------------------------------------------------*/
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/*
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* Return current standby mode
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*/
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uint8_t
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pms5003_get_standby_mode(void) {
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return standbymode;
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}
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/*---------------------------------------------------------------------------*/
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/*
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* Probe I2C bus for PMS5003 device
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*/
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uint8_t
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pms5003_i2c_probe(void) {
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watchdog_periodic();
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if(!i2c_start(I2C_PMS5003_ADDR)) {
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i2c_stop();
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i2c_probed |= I2C_PMS5003;
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return 1;
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}
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i2c_probed &= ~I2C_PMS5003;
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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