234 lines
8.1 KiB
C++
234 lines
8.1 KiB
C++
#include <Arduino.h>
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#include <SPI.h>
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#include "mcp_can.h"
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#include <U8g2lib.h>
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#include <TaskScheduler.h>
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#define debug
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#define CAN_CS_PIN 49
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#define CAN_SPEED CAN_500KBPS
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#define GLCD_CS_PIN 48
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Scheduler task;
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MCP_CAN CAN(CAN_CS_PIN);
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U8G2_ST7920_128X64_1_8080 lcd(U8G2_R2, 5, 6, 7, 8, 9, 10, 11, 12, 4, U8X8_PIN_NONE, 3, 2);
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#define Solarpanel_width 64
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#define Solarpanel_height 56
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static unsigned char Solarpanel_bits[] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x88, 0x07, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x1f, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x90, 0x0f,
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0x08, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x70, 0x10, 0x18, 0x00, 0x00, 0x00,
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0xf0, 0x18, 0x0e, 0x10, 0x1e, 0x00, 0x00, 0x00, 0x0e, 0xf0, 0x09, 0xe0,
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0x21, 0x00, 0x00, 0x00, 0x02, 0x1e, 0x10, 0x78, 0x40, 0x00, 0x00, 0x00,
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0x02, 0x02, 0x10, 0x4f, 0x40, 0x00, 0x00, 0x00, 0x04, 0x03, 0xf0, 0x80,
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0xf0, 0x00, 0x00, 0x00, 0xe4, 0x02, 0x38, 0x80, 0x0d, 0x01, 0x00, 0x00,
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0x18, 0x84, 0x47, 0x80, 0x03, 0x01, 0x00, 0x00, 0x08, 0x6c, 0x40, 0x60,
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0x01, 0xf2, 0x0f, 0x00, 0x10, 0x18, 0x80, 0x18, 0x82, 0x01, 0x10, 0x00,
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0x10, 0x08, 0x80, 0x07, 0x64, 0x00, 0x20, 0x00, 0x10, 0x1e, 0xc0, 0x01,
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0x1c, 0x00, 0x20, 0x00, 0xe0, 0x11, 0x30, 0x01, 0x06, 0x00, 0x20, 0x00,
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0x20, 0x20, 0x0c, 0x82, 0x01, 0x00, 0x20, 0x00, 0x40, 0xa0, 0x03, 0x62,
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0x00, 0x00, 0x20, 0x00, 0x40, 0xc0, 0x00, 0x1c, 0x00, 0xf0, 0xff, 0x3f,
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0x80, 0x70, 0x00, 0x07, 0x00, 0x10, 0x00, 0x20, 0x80, 0x8c, 0x80, 0x01,
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0x00, 0x10, 0x00, 0x20, 0x80, 0x83, 0x60, 0x00, 0x00, 0x90, 0x4b, 0x2f,
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0x00, 0x00, 0x1d, 0x00, 0x00, 0x50, 0x48, 0x21, 0x00, 0x00, 0x07, 0x00,
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0x00, 0x50, 0x48, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x78, 0x2d,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x48, 0x29, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x50, 0x48, 0x29, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0x4b, 0x2f,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x20, 0x00, 0xe0, 0x01, 0x78,
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0x00, 0x10, 0x00, 0x20, 0x00, 0x10, 0x02, 0x84, 0x00, 0x10, 0x00, 0x20,
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0x00, 0x10, 0x02, 0x84, 0x00, 0xf0, 0xff, 0x3f, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x20, 0x00, 0x00, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x20, 0x00,
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0x80, 0x01, 0x00, 0x00, 0x18, 0x00, 0x20, 0x00, 0x80, 0x00, 0x00, 0x00,
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0x10, 0x00, 0x20, 0x00, 0x80, 0x00, 0x00, 0x00, 0x10, 0x00, 0x20, 0x00,
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0x80, 0x00, 0x00, 0x00, 0x10, 0x00, 0x20, 0x00, 0x80, 0x00, 0x00, 0x00,
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0x10, 0x00, 0x20, 0x00, 0x80, 0x00, 0x00, 0x00, 0x10, 0x08, 0x20, 0x00,
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0x80, 0x00, 0x00, 0x30, 0x10, 0x08, 0x20, 0x00, 0x80, 0x00, 0x00, 0x30,
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0x10, 0x0c, 0x10, 0x00, 0x80, 0xf8, 0x03, 0xfc, 0x10, 0xfe, 0x0f, 0x00,
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0x80, 0xf8, 0x03, 0xfc, 0x10, 0x0c, 0x00, 0x00, 0x80, 0x00, 0x00, 0x30,
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0x10, 0x08, 0x00, 0x00, 0x80, 0x00, 0x00, 0x30, 0x10, 0x08, 0x00, 0x00,
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0x80, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
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0x10, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
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0x80, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
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0x10, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
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0x00, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00 };
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#define up_width 7
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#define up_height 7
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static unsigned char up_bits[] = {
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0x00, 0x08, 0x14, 0x22, 0x41, 0x00, 0x00 };
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#define down_width 7
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#define down_height 7
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static unsigned char down_bits[] = {
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0x00, 0x41, 0x22, 0x14, 0x08, 0x00, 0x00 };
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unsigned char len = 0;
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unsigned char buf[8];
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bool CANtimeout = false; bool CANtimeout_blink = false;
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unsigned long previousMillis = 0;
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unsigned long currentMillis = 0;
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//char str[20];
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int lcd_categeory = 0;
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int lcd_screen = 0;
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int lcd_zahl, lcd_comma;
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int c100_charger_cell_voltage = 0;
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int c101_charger_cell_current = 0;
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int c102_charger_cell_power = 0;
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int c103_charger_battery_voltage = 0;
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int c104_charger_battery_current = 0;
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int c105_charger_cell_peakpower = 0;
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int c106_charger_work_today = 0;
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int c107_charger_work_yesterday = 0;
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int c108_charger_work_total = 0;
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int c109_charger_co2 = 0;
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bool c10a_charger_error = 0;
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void lcd_format_int(int a){
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lcd_zahl = a/10;
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lcd_comma = a%10;
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}
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void lcd_category_0() {
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lcd.setFont(u8g2_font_6x10_tr);
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lcd.drawStr(2,7,"PV-Module");
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lcd.drawLine(0, 8, 128, 8);
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lcd.drawLine(100, 0, 100, 8);
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lcd.drawXBM(106,0, down_width, down_height, down_bits);
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lcd.drawXBM(116,0, up_width, up_height, up_bits);
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}
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void lcd_print() {
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//Print LCD Variables
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if (CANtimeout == true && CANtimeout_blink == true) {
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lcd.firstPage();
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do {
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lcd.setFont(u8g2_font_10x20_tr);
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lcd.drawStr(0,20,"CAN Test");
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lcd.drawStr(48,35,"Project");
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lcd.setFont(u8g2_font_6x10_tr);
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lcd.drawStr(0,60,"CAN: NO DATA received");
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CANtimeout_blink = false;
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} while ( lcd.nextPage() );
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}
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else if (CANtimeout == true && CANtimeout_blink == false) {
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//CAN Timeout - Error
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lcd.firstPage();
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do {
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lcd.setFont(u8g2_font_10x20_tr);
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lcd.drawStr(0,20,"CAN Test");
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lcd.drawStr(48,35,"Project");
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lcd.drawBox(0, 50, 126, 14);
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lcd.setColorIndex(0);
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lcd.setFont(u8g2_font_6x10_tr);
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lcd.drawStr(0,60,"CAN: NO DATA received");
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lcd.setColorIndex(1);
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CANtimeout_blink = true;
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} while ( lcd.nextPage() );
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}
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if (CANtimeout == false && lcd_categeory == 0 && lcd_screen == 0) {
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//Solarzellen
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lcd.firstPage();
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do {
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lcd_category_0();
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lcd.drawXBM(0,9, Solarpanel_width, Solarpanel_height, Solarpanel_bits);
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//lcd_format_int(wert1);
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lcd.setCursor(80,18); lcd.print(lcd_zahl); lcd.print("."); lcd.print(lcd_comma); lcd.print("V");
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//lcd_format_int(wert2);
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lcd.setCursor(80,28); lcd.print(lcd_zahl); lcd.print("."); lcd.print(lcd_comma); lcd.print("W");
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} while ( lcd.nextPage() );
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}
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}
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Task t1(1000, TASK_FOREVER, &lcd_print);
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void setup()
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{
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#ifdef debug
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Serial.begin(115200);
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Serial.println("CAN Test Project - Display Unit");
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delay(1000);
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Serial.println("Init MCP2515 CAN Controller...");
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#endif
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START_INIT:
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if(CAN_OK == CAN.begin(CAN_SPEED))
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{
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#ifdef debug
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Serial.println("Sucessfully initialized.");
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#endif
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}
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else
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{
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#ifdef debug
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Serial.println("Initialization failed, try again.");
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#endif
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delay(100);
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goto START_INIT;
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}
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#ifdef debug
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Serial.println("Init lcd...");
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#endif
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lcd.begin();
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lcd.firstPage();
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do {
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lcd.setFont(u8g2_font_10x20_tr);
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lcd.drawStr(0,20,"CAN Test");
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lcd.drawStr(48,35,"Project");
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lcd.setFont(u8g2_font_6x10_tr);
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lcd.drawStr(0,52,"by Carsten Schmiemann");
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lcd.drawStr(30,60,"2021, for Kaubi");
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} while ( lcd.nextPage() );
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delay(2000);
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//lcd.clear();
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#ifdef debug
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Serial.println("Init threads...");
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#endif
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task.init();
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task.addTask(t1);
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t1.enable();
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}
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void loop()
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{
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task.execute();
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currentMillis = millis();
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//Read CAN Messages
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if(CAN_MSGAVAIL == CAN.checkReceive())
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{
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CAN.readMsgBuf(&len, buf);
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int canid = CAN.getCanId();
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#ifdef debug
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Serial.print("CAN packet received with ID "); Serial.println(canid);
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#endif
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currentMillis = millis();
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previousMillis = currentMillis; //Reset Timeout Counter
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CANtimeout = false; //Reset Timeout Counter
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switch (canid)
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{
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case 1:
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//wert1 = buf[0] + (buf[1] << 8);
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#ifdef debug
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Serial.print("Known CAN-ID: "); Serial.print(canid); Serial.print(", Value: "); //Serial.println(wert1);
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#endif
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break;
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case 2:
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//wert2 = buf[0] + (buf[1] << 8);
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#ifdef debug
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Serial.print("Known CAN-ID: "); Serial.print(canid); Serial.print(", Value: "); //Serial.println(wert2);
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#endif
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break;
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}
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}
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if (currentMillis - previousMillis > 8000) {
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CANtimeout = true;
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}
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}
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