- A fork of Damien's program.
Dependencies: WebSocketClient WiflyInterface mbed messages
Fork of BatteryModelTester by
source/ADC.cpp
- Committer:
- fmferrari
- Date:
- 2016-11-29
- Revision:
- 11:ce00133ab2f4
- Parent:
- 6:424e225d2a91
File content as of revision 11:ce00133ab2f4:
/** * @author Damien Frost * * @section LICENSE * * Copyright (c) 2016 Damien Frost * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @file "ADC.cpp" * * @section DESCRIPTION * Configuration of the ADC for the IoT example. * */ #include "ADC.h" #include "globals.h" #include "mbed.h" //#define DEBUG #define INFOMESSAGES #define WARNMESSAGES #define ERRMESSAGES #define FUNCNAME "ADC" #include "messages.h" void ConfigureADC(void){ unsigned int value; // ensure power is turned on // Grabbed from lines 54-57 of analogin_api.c // This turns on the clock to Ports A, B, and C RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN | RCC_AHB1ENR_GPIOBEN | RCC_AHB1ENR_GPIOCEN; // This turns on the clock to the ADC: RCC->APB2ENR |= RCC_APB2ENR_ADC1EN; // Turn on the ADC: value = ADC_CR2_ADON; ADC1->CR2 = value; wait_us(100); // Set the EOC flag at the end of every regular conversion: ADC1->CR2 |= ADC_CR2_EOCS; // Turn on the internal temperature sensor: ADC->CCR |= ADC_CCR_TSVREFE; // Set the first (and only channel) to convert to CH16, the internal temperature sensor: ADC1->SQR3 |= ADC_SQR3_SQ1_4; // Set the sample numbers (making this bigger samples more slowly): ADC1->SMPR2 = ADC_SMPR1_SMP16_1 | ADC_SMPR1_SMP16_2; // Set for 144 ADC clock cycles INFO("ADC configuration complete!"); DBG("ADC Registers:"); DBG("The SR Register reads: %d", ADC1->SR); DBG("The CR1 Register reads: %d", ADC1->CR1); DBG("The CR2 Register reads: %d", ADC1->CR2); DBG("The JSQR Register reads: %d", ADC1->JSQR); return; }