add ds18b20 temperature sensors

This commit is contained in:
interfisch 2023-06-13 23:45:17 +02:00
parent 73fc09154f
commit 07ac01b993
6 changed files with 717 additions and 703 deletions

File diff suppressed because it is too large Load Diff

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@ -181,8 +181,11 @@ void display_standingDisplay(ESCSerialComm& escFront, ESCSerialComm& escRear) {
display.print(" V");
display.println();
display.print(F("Temp:")); display.print(escFront.getFeedback_boardTemp());
display.print(F("/")); display.print(escRear.getFeedback_boardTemp());
//display.print(F("Temp:")); display.print(escFront.getFeedback_boardTemp());
//display.print(F("/")); display.print(escRear.getFeedback_boardTemp());
display.print(F("T:")); display.print(temp_ESCFront,0);
display.print(F("/")); display.print(temp_ESCRear,0);
display.print(F("/")); display.print(temp_Air,0);
display.print(" C");
display.println();

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@ -65,7 +65,8 @@ void loggingLoop(unsigned long loopmillis,ESCSerialComm& escFront, ESCSerialComm
dataFile.print("current_FrontL,current_FrontR,current_RearL,current_RearR,");
dataFile.print("rpm_FrontL,rpm_FrontR,rpm_RearL,rpm_RearR,");
dataFile.print("temp_Front,temp_Rear,vbat_Front,vbat_Rear,");
dataFile.println("currentAll,throttle,brake,speed,trip_Front,trip_Rear,currentConsumed_Front,currentConsumed_Rear");
dataFile.print("currentAll,throttle,brake,speed,trip_Front,trip_Rear,currentConsumed_Front,currentConsumed_Rear");
dataFile.println("temp_ESCFront,temp_ESCRear,temp_Air");
dataFile.print("#TIMESTAMP:"); dataFile.println(now());
logging_headerWritten=true;
}
@ -94,6 +95,9 @@ void loggingLoop(unsigned long loopmillis,ESCSerialComm& escFront, ESCSerialComm
dataFile.print(escRear.getTrip()); dataFile.print(";");
dataFile.print(escFront.getCurrentConsumed(),3); dataFile.print(";");
dataFile.print(escRear.getCurrentConsumed(),3); dataFile.print(";");
dataFile.print(temp_ESCFront,2); dataFile.print(";");
dataFile.print(temp_ESCRear,2); dataFile.print(";");
dataFile.print(temp_Air,2); dataFile.print(";");
dataFile.println("");
dataFile.close();
}

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@ -0,0 +1,105 @@
#ifndef _TEMPERATURE_H_
#define _TEMPERATURE_H_
#include <OneWire.h>
#include <DallasTemperature.h>
DeviceAddress thermometerESCFront={0x28,0xFF,0x64,0x0E,0x77,0xB0,0xAB,0x4B}; //IC with one marking 28FF640E77B0AB4B
float temp_ESCFront;
DeviceAddress thermometerESCRear={0x28,0xFF,0x64,0x0E,0x76,0x5D,0x86,0xC2}; //IC with two markings
float temp_ESCRear;
DeviceAddress thermometerAir={0x28,0xFF,0x64,0x0E,0x74,0x7E,0xFE,0x23}; //IC with three markings 28FF640E747EFE23
float temp_Air;
#define ONE_WIRE_BUS A2 //GPIO pin
#define TEMPERATURE_PRECISION 12 //max is 12
#define READINTERVAL_DS18B20 5000 //ms
// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
// Pass our oneWire reference to Dallas Temperature.
DallasTemperature sensors(&oneWire);
void initTemperature();
void temperatureLoop();
void printAddress(DeviceAddress deviceAddress);
void initTemperature() {
sensors.begin();
delay(1000);
Serial.print("Locating devices...");
Serial.print("Found ");
Serial.print(sensors.getDeviceCount(), DEC);
Serial.println(" devices.");
delay(1000);
delay(1000);
//Just search for devices. Only needed when connecting a new sensor to find the address
oneWire.reset_search();
for (uint8_t i=0;i<sensors.getDeviceCount();i++){
DeviceAddress _addr;
if (!oneWire.search(_addr)) {
Serial.print("Error: Device not found");
}else{
Serial.print("Found device. Address:");
printAddress(_addr);
}
Serial.println();
}
delay(1000);
//sensors.setResolution(thermometerReservoir, TEMPERATURE_PRECISION);
}
void temperatureLoop(unsigned long loopmillis) {
static unsigned long last_read_ds18b20;
static bool flag_requestTemperatures=false;
if (loopmillis>last_read_ds18b20+READINTERVAL_DS18B20) {
if (loopmillis>last_read_ds18b20+READINTERVAL_DS18B20*10) { //timeout
Serial.println("Warn: Request Temperatures Timeout!");
flag_requestTemperatures=false;
}
if (!flag_requestTemperatures) {
unsigned long _start=millis();
sensors.requestTemperatures(); //this takes ~34ms
Serial.print("DS Request took ms:"); Serial.println(millis()-_start);
flag_requestTemperatures=true;
}
if (sensors.isConversionComplete()) {
flag_requestTemperatures=false;
last_read_ds18b20=loopmillis;
temp_ESCFront= sensors.getTempC(thermometerESCFront); //This takes ~12.5ms
temp_ESCRear= sensors.getTempC(thermometerESCRear);
temp_Air= sensors.getTempC(thermometerAir);
/*
Serial.print("temp_ESCFront: "); Serial.println(temp_ESCFront);
Serial.print("temp_ESCRear: "); Serial.println(temp_ESCRear);
Serial.print("temp_Air: "); Serial.println(temp_Air);
*/
}
}
}
void printAddress(DeviceAddress deviceAddress)
{
for (uint8_t i = 0; i < 8; i++)
{
// zero pad the address if necessary
if (deviceAddress[i] < 16) Serial.print("0");
Serial.print(deviceAddress[i], HEX);
}
}
#endif

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@ -25,3 +25,4 @@ lib_deps =
adafruit/Adafruit SSD1306@^2.5.7
arduino-libraries/SD@^1.2.4
https://github.com/adafruit/Adafruit_NeoPixel
https://github.com/milesburton/Arduino-Temperature-Control-Library/

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@ -8,7 +8,7 @@
#include "helpfunctions.h"
#include "hoverboard-esc-serial-comm.h"
#include "led.h"
#include "temperature.h"
//#include "comms.h"
String getLogFilename();
@ -21,6 +21,8 @@ String getLogFilename();
ESCSerialComm escFront(Serial2);
ESCSerialComm escRear(Serial3);
//Serial1 = TX1=1, RX1=0
@ -116,6 +118,7 @@ void setup()
led_simpeProgress(5,true);
//init ADS1115
if (!ADS.begin()) {
Serial.println("Error:"); delay(2000); Serial.println("ADS1115 Init Error!");
led_simpeProgress(6,false);
@ -143,6 +146,9 @@ void setup()
led_simpeProgress(7,true);
}
initTemperature();
led_simpeProgress(8,true);
writeLogComment(millis(), "Setup Finished");
@ -201,7 +207,7 @@ void loop() {
if (loopmillis - last_adsread > ADSREADPERIOD) { //read teensy adc and filter
if (ADS.isConnected() && (loopmillis - last_adsread > ADSREADPERIOD) ) { //read teensy adc and filter
last_adsread=loopmillis;
if (ADS.isBusy() == false) //reads a register on ads
{
@ -277,6 +283,9 @@ void loop() {
display_update(escFront,escRear);
}
//Temperature
temperatureLoop(loopmillis);
//Fan
static unsigned long last_fan_update=0;
#define FANUPDATEPERIOD 5000
@ -285,7 +294,8 @@ void loop() {
if (loopmillis - last_fan_update > FANUPDATEPERIOD) {
last_fan_update=loopmillis;
boolean fanstatus=digitalRead(PIN_FAN);
float temp=max(escFront.getFeedback_boardTemp(),escRear.getFeedback_boardTemp());
//float temp=max(escFront.getFeedback_boardTemp(),escRear.getFeedback_boardTemp());
float temp=max(temp_ESCFront,temp_ESCRear);
if (!escFront.getControllerConnected() || !escRear.getControllerConnected()) { //boards are not powered on
digitalWrite(PIN_FAN,HIGH); //force fan on
}else{ //if both controllers are on, use temperature regulation