bernet.andre@gmail.com
78efc5f0f0
- blocking delay_01us using timer13 (need to check peripheral frequencies) - eeprom working
135 lines
3.2 KiB
C++
135 lines
3.2 KiB
C++
/*
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* Authors (alphabetical order)
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* - Bertrand Songis <bsongis@gmail.com>
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* - Bryan J. Rentoul (Gruvin) <gruvin@gmail.com>
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* - Cameron Weeks <th9xer@gmail.com>
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* - Erez Raviv
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* - Jean-Pierre Parisy
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* - Karl Szmutny <shadow@privy.de>
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* - Michael Blandford
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* - Michal Hlavinka
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* - Pat Mackenzie
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* - Philip Moss
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* - Rob Thomson
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* - Romolo Manfredini <romolo.manfredini@gmail.com>
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* - Thomas Husterer
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*
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* open9x is based on code named
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* gruvin9x by Bryan J. Rentoul: http://code.google.com/p/gruvin9x/,
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* er9x by Erez Raviv: http://code.google.com/p/er9x/,
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* and the original (and ongoing) project by
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* Thomas Husterer, th9x: http://code.google.com/p/th9x/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include "../open9x.h"
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uint16_t Analog_values[NUMBER_ANALOG] ;
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uint8_t temperature = 0; // Raw temp reading
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uint8_t maxTemperature = 0 ; // Raw temp reading
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volatile uint32_t Tenms ; // TODO to remove everywhere / use a #define
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// TODO why not here the Peri1_frequency ... (to avoid modifications in system_stm32f2xx.c)
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uint32_t Master_frequency ;
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extern uint32_t Peri1_frequency ;
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extern uint32_t Peri2_frequency ;
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void keysInit();
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void pwrInit();
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void eepromInit(); // TODO check it's not in another include
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void delaysInit();
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uint8_t getTemperature()
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{
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return temperature + g_eeGeneral.temperatureCalib;
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}
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// TODO change this function!
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void read_9_adc()
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{
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}
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void start_ppm_capture()
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{
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}
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void usbBootloader()
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{
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}
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void usbMassStorage()
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{
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}
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// Starts TIMER at 200Hz, 5mS period
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void init5msTimer()
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{
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// Timer14
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RCC->APB1ENR |= RCC_APB1ENR_TIM14EN ; // Enable clock
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TIM14->ARR = 4999 ; // 5mS
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TIM14->PSC = Peri1_frequency / 1000000 ; // 1uS from 30MHz
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TIM14->CCER = 0 ;
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TIM14->CCMR1 = 0 ;
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TIM14->EGR = 0 ;
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TIM14->CR1 = 5 ;
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TIM14->DIER |= 1 ;
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NVIC_EnableIRQ(TIM8_TRG_COM_TIM14_IRQn) ;
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}
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void stop5msTimer( void )
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{
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TIM14->CR1 = 0 ; // stop timer
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NVIC_DisableIRQ(TIM8_TRG_COM_TIM14_IRQn) ;
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RCC->APB1ENR &= ~RCC_APB1ENR_TIM14EN ; // Disable clock
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}
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// TODO use the same than board_sky9x.cpp
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void interrupt5ms()
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{
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static uint32_t pre_scale ; // Used to get 10 Hz counter
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// HAPTIC_HEARTBEAT();
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// AUDIO_HEARTBEAT();
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if ( ++pre_scale >= 2 ) {
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Tenms |= 1 ; // 10 mS has passed
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/* if ( Buzzer_count ) {
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if ( --Buzzer_count == 0 )
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buzzer_off() ;
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} */
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pre_scale = 0 ;
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per10ms();
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}
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}
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extern "C" void TIM8_TRG_COM_TIM14_IRQHandler()
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{
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TIM14->SR &= ~TIM_SR_UIF ;
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interrupt5ms() ;
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}
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#if !defined(SIMU)
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void boardInit()
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{
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pwrInit();
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keysInit();
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init5msTimer();
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__enable_irq() ;
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eepromInit();
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delaysInit();
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}
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#endif
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