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// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Copyright (c) Holger Buss, Ingo Busker
// + Thanks to Marcel Haller (Lion) for the nice idea and first implementation
// + Nur für den privaten Gebrauch
// + www.MikroKopter.com
// + porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation),
// + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist.
// + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt
// + bzgl. der Nutzungsbedingungen aufzunehmen.
// + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen,
// + Verkauf von Luftbildaufnahmen, usw.
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht,
// + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts
// + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de"
// + eindeutig als Ursprung verlinkt werden
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion
// + Benutzung auf eigene Gefahr
// + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Die Portierung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur
// + mit unserer Zustimmung zulässig
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Redistributions of source code (with or without modifications) must retain the above copyright notice,
// + this list of conditions and the following disclaimer.
// + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived
// + from this software without specific prior written permission.
// + * The use of this project (hardware, software, binary files, sources and documentation) is only permittet
// + for non-commercial use (directly or indirectly)
// + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted
// + with our written permission
// + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be
// + clearly linked as origin
// + * porting to systems other than hardware from www.mikrokopter.de is not allowed
// + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN// + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// + POSSIBILITY OF SUCH DAMAGE.
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#include "capacity.h"
#include "twimaster.h"
#include "main.h"
#include "timer0.h"
#include "analog.h"
#define CAPACITY_UPDATE_INTERVAL 10 // 10 ms
#define FC_OFFSET_CURRENT 5 // calculate with a current of 0.5A
#define BL_OFFSET_CURRENT 2 // calculate with a current of 0.2A
// global varialbles
unsigned short update_timer = 0;
Capacity_t Capacity;
// initialize capacity calculation
void Capacity_Init(void)
{
Capacity.ActualCurrent = 0;
Capacity.UsedCapacity = 0;
Capacity.ActualPower = 0;
Capacity.MinOfMaxPWM = 0;
//Capacity.RemainCapacity = (EE_Parameter.UserParam1*100);
update_timer = SetDelay(CAPACITY_UPDATE_INTERVAL);
}
// called in main loop at a regular interval
void Capacity_Update(void)
{
unsigned short Current, SetSum; // max value will be 255 * 12 = 3060
static unsigned short SubCounter = 0;
static unsigned short CurrentOffset = 0;
static unsigned long SumCurrentOffset = 0;
unsigned char i, NumOfMotors, MinOfMaxPWM;
if(CheckDelay(update_timer))
{
update_timer += CAPACITY_UPDATE_INTERVAL; // do not use SetDelay to avoid timing leaks
// determine sum of all present BL currents and setpoints
Current = 0;
SetSum = 0;
NumOfMotors = 0;
MinOfMaxPWM = 255;
for(i = 0; i < MAX_MOTORS; i++)
{
if(Motor[i].State & MOTOR_STATE_PRESENT_MASK)
{
NumOfMotors++;
Current += (unsigned int)(Motor[i].Current);
SetSum += (unsigned int)(Motor[i].SetPoint);
if(Motor[i].MaxPWM < MinOfMaxPWM) MinOfMaxPWM = Motor[i].MaxPWM;
}
}
Capacity.MinOfMaxPWM = MinOfMaxPWM;
if(SetSum == 0) // if all setpoints are 0
{ // determine offsets of motor currents
#define CURRENT_AVERAGE 8 // 8bit = 256 * 10 ms = 2.56s average time
CurrentOffset = (unsigned int)(SumCurrentOffset>>CURRENT_AVERAGE);
SumCurrentOffset -= CurrentOffset;
SumCurrentOffset += Current;
// after averaging set current to static offset
Current = FC_OFFSET_CURRENT;
}
else // some motors are running, includes also motor test condition, where "MotorRunning" is false
{ // subtract offset
if(Current > CurrentOffset) Current -= CurrentOffset;
else Current = 0;
// add the FC and BL Offsets
Current += FC_OFFSET_CURRENT + NumOfMotors * BL_OFFSET_CURRENT;
}
// update actual Current
Capacity.ActualCurrent = Current;
// update actual Power
if(Current < 255) Capacity.ActualPower = (UBat * Current) / 100; // in W higher resolution
else Capacity.ActualPower = (UBat * (Current/4)) / 25; // in W
// update used capacity
SubCounter += Current;
// 100mA * 1ms * CAPACITY_UPDATE_INTERVAL = 1 mA * 100 ms * CAPACITY_UPDATE_INTERVAL
// = 1mA * 0.1s * CAPACITY_UPDATE_INTERVAL = 1mA * 1min / (600 / CAPACITY_UPDATE_INTERVAL)
// = 1mAh / (36000 / CAPACITY_UPDATE_INTERVAL)
#define SUB_COUNTER_LIMIT (36000 / CAPACITY_UPDATE_INTERVAL)
if(SubCounter > SUB_COUNTER_LIMIT)
{
Capacity.UsedCapacity++; // we have one mAh more
SubCounter -= SUB_COUNTER_LIMIT; // keep the remaining sub part
#ifdef WITH_REMAINCAPACITY // only include functions if DEBUG is defined in main.h
#warning : "### with REMAIN CAPACITY ###"
Capacity.RemainCapacity=(EE_Parameter.UserParam1*100)-Capacity.UsedCapacity; //Added by metro
if((Capacity.RemainCapacity<=0)&&(Capacity.RemainCapacity%10==0)&&(EE_Parameter.UserParam1!=0)) beeptime = 1000;
if((Capacity.RemainCapacity<=500)&&(Capacity.RemainCapacity%100==0)&&(EE_Parameter.UserParam1!=0)) beeptime = 10000;
#endif
}
} // EOF check delay update timer
}