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esp32-nmea2000-obp60
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Merge pull request #127 from thooge/voltage 

Voltage analog display
This commit is contained in:
Norbert Walter 2025-01-02 16:15:30 +01:00 committed by GitHub
parent df5ff1c91a 319f3f3e68
commit 2808c56a37
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GPG Key ID: B5690EEEBB952194
7 changed files with 334 additions and 125 deletions
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70
lib/obp60task/OBP60Extensions.cpp
View File

@ -61,6 +61,10 @@ GxEPD2_BW<GxEPD2_420_SE0420NQ04, GxEPD2_420_SE0420NQ04::HEIGHT> & getdisplay(){r
// Horter I2C moduls
PCF8574 pcf8574_Out(PCF8574_I2C_ADDR1); // First digital output modul PCF8574 from Horter
// FRAM
Adafruit_FRAM_I2C fram;
bool hasFRAM = false;
// Global vars
bool blinkingLED = false; // Enable / disable blinking flash LED
bool statusLED = false; // Actual status of flash LED on/off
@ -70,7 +74,7 @@ int uvDuration = 0; // Under voltage duration in n x 100ms
LedTaskData *ledTaskData=nullptr;
void hardwareInit()
void hardwareInit(GwApi *api)
{
Wire.begin();
// Init PCF8574 digital outputs
@ -78,7 +82,27 @@ void hardwareInit()
if(pcf8574_Out.begin()){ // Initialize PCF8574
pcf8574_Out.write8(255); // Clear all outputs
}
fram = Adafruit_FRAM_I2C();
if (esp_reset_reason() == ESP_RST_POWERON) {
// help initialize FRAM
api->getLogger()->logDebug(GwLog::LOG,"Delaying I2C init for 250ms due to cold boot");
delay(250);
}
// FRAM (e.g. MB85RC256V)
if (fram.begin(FRAM_I2C_ADDR)) {
hasFRAM = true;
uint16_t manufacturerID;
uint16_t productID;
fram.getDeviceID(&manufacturerID, &productID);
// Boot counter
uint8_t framcounter = fram.read(0x0000);
fram.write(0x0000, framcounter+1);
api->getLogger()->logDebug(GwLog::LOG,"FRAM detected: 0x%04x/0x%04x (counter=%d)", manufacturerID, productID, framcounter);
}
else {
hasFRAM = false;
api->getLogger()->logDebug(GwLog::LOG,"NO FRAM detected");
}
}
void startLedTask(GwApi *api){
@ -180,6 +204,48 @@ String xdrDelete(String input){
return input;
}
Point rotatePoint(const Point& origin, const Point& p, double angle) {
// rotate poind around origin by degrees
Point rotated;
double phi = angle * M_PI / 180.0;
double dx = p.x - origin.x;
double dy = p.y - origin.y;
rotated.x = origin.x + cos(phi) * dx - sin(phi) * dy;
rotated.y = origin.y + sin(phi) * dx + cos(phi) * dy;
return rotated;
}
std::vector<Point> rotatePoints(const Point& origin, const std::vector<Point>& pts, double angle) {
std::vector<Point> rotatedPoints;
for (const auto& p : pts) {
rotatedPoints.push_back(rotatePoint(origin, p, angle));
}
return rotatedPoints;
}
void fillPoly4(const std::vector<Point>& p4, uint16_t color) {
getdisplay().fillTriangle(p4[0].x, p4[0].y, p4[1].x, p4[1].y, p4[2].x, p4[2].y, color);
getdisplay().fillTriangle(p4[0].x, p4[0].y, p4[2].x, p4[2].y, p4[3].x, p4[3].y, color);
}
// Draw centered text
void drawTextCenter(int16_t cx, int16_t cy, String text) {
int16_t x1, y1;
uint16_t w, h;
getdisplay().getTextBounds(text, 0, 150, &x1, &y1, &w, &h);
getdisplay().setCursor(cx - w / 2, cy + h / 2);
getdisplay().print(text);
}
// Draw right aligned text
void drawTextRalign(int16_t x, int16_t y, String text) {
int16_t x1, y1;
uint16_t w, h;
getdisplay().getTextBounds(text, 0, 150, &x1, &y1, &w, &h);
getdisplay().setCursor(x - w, y);
getdisplay().print(text);
}
// Show a triangle for trend direction high (x, y is the left edge)
void displayTrendHigh(int16_t x, int16_t y, uint16_t size, uint16_t color){
getdisplay().fillTriangle(x, y, x+size*2, y, x+size, y-size*2, color);

33
lib/obp60task/OBP60Extensions.h
View File

@ -8,6 +8,19 @@
#define FASTLED_ESP32_FLASH_LOCK 1
#include "LedSpiTask.h"
#include <GxEPD2_BW.h> // E-paper lib V2
#include <Adafruit_FRAM_I2C.h> // I2C FRAM
// FRAM address reservations 32kB: 0x0000 - 0x7FFF
// 0x0000 - 0x03ff: single variables
#define FRAM_VOLTAGE_AVG 0x000A
#define FRAM_VOLTAGE_TREND 0x000B
#define FRAM_VOLTAGE_MODE 0x000C
// Barograph history data
#define FRAM_BAROGRAPH_START 0x0400
#define FRAM_BAROGRAPH_END 0x13FF
extern Adafruit_FRAM_I2C fram;
extern bool hasFRAM;
// Fonts declarations for display (#inclues see OBP60Extensions.cpp)
extern const GFXfont Ubuntu_Bold8pt7b;
@ -39,7 +52,15 @@ GxEPD2_BW<GxEPD2_420_GYE042A87, GxEPD2_420_GYE042A87::HEIGHT> & getdisplay();
GxEPD2_BW<GxEPD2_420_SE0420NQ04, GxEPD2_420_SE0420NQ04::HEIGHT> & getdisplay();
#endif
void hardwareInit();
struct Point {
double x;
double y;
};
Point rotatePoint(const Point& origin, const Point& p, double angle);
std::vector<Point> rotatePoints(const Point& origin, const std::vector<Point>& pts, double angle);
void fillPoly4(const std::vector<Point>& p4, uint16_t color);
void hardwareInit(GwApi *api);
void setPortPin(uint pin, bool value); // Set port pin for extension port
@ -58,6 +79,9 @@ void setBuzzerPower(uint power); // Set buzzer power
String xdrDelete(String input); // Delete xdr prefix from string
void drawTextCenter(int16_t cx, int16_t cy, String text);
void drawTextRalign(int16_t x, int16_t y, String text);
void displayTrendHigh(int16_t x, int16_t y, uint16_t size, uint16_t color);
void displayTrendLow(int16_t x, int16_t y, uint16_t size, uint16_t color);
@ -72,4 +96,11 @@ void startLedTask(GwApi *api);
void doImageRequest(GwApi *api, int *pageno, const PageStruct pages[MAX_PAGE_NUMBER], AsyncWebServerRequest *request);
#define fram_width 16
#define fram_height 16
static unsigned char fram_bits[] = {
0xf8, 0x1f, 0xff, 0xff, 0x9f, 0xff, 0x98, 0x1f, 0xf8, 0x1f, 0xff, 0xff,
0xff, 0xff, 0xf8, 0x1f, 0xf8, 0x1f, 0xff, 0xff, 0xff, 0xff, 0xf8, 0x1f,
0xf8, 0x1f, 0xff, 0xff, 0xff, 0xff, 0xf8, 0x1f };
#endif

2
lib/obp60task/OBP60Hardware.h
View File

@ -30,6 +30,8 @@
#define INA226_I2C_ADDR3 0x45 // Addr. 0x45 (fix A0 = 5V, A1 = 5V) for generator
// Horter modules
#define PCF8574_I2C_ADDR1 0x20 // First digital out module
// FRAM (e.g. MB85RC256V)
#define FRAM_I2C_ADDR 0x50
// SPI (E-Ink display, Extern Bus)
#define OBP_SPI_CS 39
#define OBP_SPI_DC 40

49
lib/obp60task/PageFluid.cpp
View File

@ -22,43 +22,6 @@ TODO
*/
struct Point {
double x;
double y;
};
Point rotatePoint(const Point& origin, const Point& p, double angle) {
// rotate poind around origin by degrees
Point rotated;
double phi = angle * M_PI / 180.0;
double dx = p.x - origin.x;
double dy = p.y - origin.y;
rotated.x = origin.x + cos(phi) * dx - sin(phi) * dy;
rotated.y = origin.y + sin(phi) * dx + cos(phi) * dy;
return rotated;
}
std::vector<Point> rotatePoints(const Point& origin, const std::vector<Point>& pts, double angle) {
std::vector<Point> rotatedPoints;
for (const auto& p : pts) {
rotatedPoints.push_back(rotatePoint(origin, p, angle));
}
return rotatedPoints;
}
void fillPoly4(const std::vector<Point>& p4, uint16_t color) {
getdisplay().fillTriangle(p4[0].x, p4[0].y, p4[1].x, p4[1].y, p4[2].x, p4[2].y, color);
getdisplay().fillTriangle(p4[0].x, p4[0].y, p4[2].x, p4[2].y, p4[3].x, p4[3].y, color);
}
void drawTextCentered(int16_t tx, int16_t ty, String text) {
int16_t x, y;
uint16_t w, h;
getdisplay().getTextBounds(text, 0, 0, &x, &y, &w, &h);
getdisplay().setCursor(tx - w / 2, ty + h / 2);
getdisplay().print(text);
}
#define fuel_width 16
#define fuel_height 16
static unsigned char fuel_bits[] = {
@ -171,7 +134,7 @@ class PageFluid : public Page{
} else {
strcpy(buffer, "---");
}
drawTextCentered(c.x, c.y + r - 20, String(buffer));
drawTextCenter(c.x, c.y + r - 20, String(buffer));
// draw symbol (as bitmap)
switch (fluidtype) {
@ -197,18 +160,18 @@ class PageFluid : public Page{
// scale texts
getdisplay().setFont(&Ubuntu_Bold8pt7b);
p = {c.x, c.y - r + 30};
drawTextCentered(p.x, p.y, "1/2");
drawTextCenter(p.x, p.y, "1/2");
pr = rotatePoint(c, p, -60);
drawTextCentered(pr.x, pr.y, "1/4");
drawTextCenter(pr.x, pr.y, "1/4");
pr = rotatePoint(c, p, 60);
drawTextCentered(pr.x, pr.y, "3/4");
drawTextCenter(pr.x, pr.y, "3/4");
// empty and full
getdisplay().setFont(&Ubuntu_Bold12pt7b);
p = rotatePoint(c, {c.x, c.y - r + 30}, -130);
drawTextCentered(p.x, p.y, "E");
drawTextCenter(p.x, p.y, "E");
p = rotatePoint(c, {c.x, c.y - r + 30}, 130);
drawTextCentered(p.x, p.y, "F");
drawTextCenter(p.x, p.y, "F");
// lines
std::vector<Point> pts = {

302
lib/obp60task/PageVoltage.cpp
View File

@ -8,25 +8,44 @@ class PageVoltage : public Page
{
bool init = false; // Marker for init done
bool keylock = false; // Keylock
int average = 0; // Average type [0...3], 0=off, 1=10s, 2=60s, 3=300s
uint8_t average = 0; // Average type [0...3], 0=off, 1=10s, 2=60s, 3=300s
bool trend = true; // Trend indicator [0|1], 0=off, 1=on
double raw = 0;
char mode = 'D'; // display mode (A)nalog | (D)igital
public:
PageVoltage(CommonData &common){
common.logger->logDebug(GwLog::LOG,"Show PageVoltage");
common.logger->logDebug(GwLog::LOG,"Instantiate PageVoltage");
if (hasFRAM) {
average = fram.read(FRAM_VOLTAGE_AVG);
trend = fram.read(FRAM_VOLTAGE_TREND);
mode = fram.read(FRAM_VOLTAGE_MODE);
}
}
virtual int handleKey(int key){
// Change average
if(key == 1){
average ++;
average = average % 4; // Modulo 4
if (hasFRAM) fram.write(FRAM_VOLTAGE_AVG, average);
return 0; // Commit the key
}
// Switch display mode
if (key == 2) {
if (mode == 'A') {
mode = 'D';
} else {
mode = 'A';
}
if (hasFRAM) fram.write(FRAM_VOLTAGE_MODE, mode);
return 0;
}
// Trend indicator
if(key == 5){
trend = !trend;
if (hasFRAM) fram.write(FRAM_VOLTAGE_TREND, trend);
return 0; // Commit the key
}
@ -38,6 +57,41 @@ public:
return key;
}
void printAvg(int avg, uint16_t x, uint16_t y, bool prefix) {
getdisplay().setFont(&Ubuntu_Bold8pt7b);
getdisplay().setCursor(x, y);
if (prefix) {
getdisplay().print("Avg: ");
}
switch (average) {
case 0:
getdisplay().print("1s");
break;
case 1:
getdisplay().print("10s");
break;
case 2:
getdisplay().print("60s");
break;
case 3:
getdisplay().print("300s");
break;
default:
getdisplay().print("1s");
break;
}
}
void printVoltageSymbol(uint16_t x, uint16_t y, uint16_t color) {
getdisplay().setFont(&Ubuntu_Bold16pt7b);
getdisplay().setCursor(x, y);
getdisplay().print("V");
getdisplay().fillRect(x, y + 6, 22, 3, color);
getdisplay().fillRect(x, y + 11, 6, 3, color);
getdisplay().fillRect(x + 8, y + 11, 6, 3, color);
getdisplay().fillRect(x + 16, y + 11, 6, 3, color);
}
virtual void displayPage(CommonData &commonData, PageData &pageData)
{
GwConfigHandler *config = commonData.config;
@ -135,92 +189,182 @@ public:
// Set display in partial refresh mode
getdisplay().setPartialWindow(0, 0, getdisplay().width(), getdisplay().height()); // Set partial update
// Show name
getdisplay().setTextColor(commonData.fgcolor);
getdisplay().setFont(&Ubuntu_Bold32pt7b);
getdisplay().setCursor(20, 100);
getdisplay().print(name1); // Value name
if (mode == 'D') {
// Display mode digital
// Show unit
getdisplay().setFont(&Ubuntu_Bold20pt7b);
getdisplay().setCursor(270, 100);
getdisplay().print("V");
// Show name
getdisplay().setTextColor(commonData.fgcolor);
getdisplay().setFont(&Ubuntu_Bold32pt7b);
getdisplay().setCursor(20, 100);
getdisplay().print(name1); // Value name
// Show battery type
getdisplay().setFont(&Ubuntu_Bold8pt7b);
getdisplay().setCursor(295, 100);
getdisplay().print(batType);
// Show unit
getdisplay().setFont(&Ubuntu_Bold20pt7b);
getdisplay().setCursor(270, 100);
getdisplay().print("V");
// Show average settings
getdisplay().setFont(&Ubuntu_Bold8pt7b);
getdisplay().setCursor(320, 84);
switch (average) {
case 0:
getdisplay().print("Avg: 1s");
break;
case 1:
getdisplay().print("Avg: 10s");
break;
case 2:
getdisplay().print("Avg: 60s");
break;
case 3:
getdisplay().print("Avg: 300s");
break;
default:
getdisplay().print("Avg: 1s");
break;
}
// Show battery type
getdisplay().setFont(&Ubuntu_Bold8pt7b);
getdisplay().setCursor(295, 100);
getdisplay().print(batType);
// Reading bus data or using simulation data
getdisplay().setFont(&DSEG7Classic_BoldItalic60pt7b);
getdisplay().setCursor(20, 240);
if(simulation == true){
if(batVoltage == "12V"){
value1 = 12.0;
}
if(batVoltage == "24V"){
value1 = 24.0;
}
value1 += float(random(0, 5)) / 10; // Simulation data
getdisplay().print(value1,1);
}
else{
// Check for valid real data, display also if hold values activated
if(valid1 == true || holdvalues == true){
// Resolution switching
if(value1 < 10){
getdisplay().print(value1,2);
// Show average settings
printAvg(average, 320, 84, true);
// Reading bus data or using simulation data
getdisplay().setFont(&DSEG7Classic_BoldItalic60pt7b);
getdisplay().setCursor(20, 240);
if(simulation == true){
if(batVoltage == "12V"){
value1 = 12.0;
}
if(value1 >= 10 && value1 < 100){
getdisplay().print(value1,1);
}
if(value1 >= 100){
getdisplay().print(value1,0);
if(batVoltage == "24V"){
value1 = 24.0;
}
value1 += float(random(0, 5)) / 10; // Simulation data
getdisplay().print(value1,1);
}
else{
getdisplay().print("---"); // Missing bus data
}
}
// Trend indicator
// Show trend indicator
if(trend == true){
getdisplay().fillRect(310, 240, 40, 120, commonData.bgcolor); // Clear area
getdisplay().fillRect(315, 183, 35, 4, commonData.fgcolor); // Draw separator
if(int(raw * 10) > int(valueTrend * 10)){
displayTrendHigh(320, 174, 11, commonData.fgcolor); // Show high indicator
// Check for valid real data, display also if hold values activated
if(valid1 == true || holdvalues == true){
// Resolution switching
if(value1 < 10){
getdisplay().print(value1,2);
}
if(value1 >= 10 && value1 < 100){
getdisplay().print(value1,1);
}
if(value1 >= 100){
getdisplay().print(value1,0);
}
}
else{
getdisplay().print("---"); // Missing bus data
}
}
if(int(raw * 10) < int(valueTrend * 10)){
displayTrendLow(320, 195, 11, commonData.fgcolor); // Show low indicator
}
}
// No trend indicator
else{
getdisplay().fillRect(310, 240, 40, 120, commonData.bgcolor); // Clear area
}
// Trend indicator
// Show trend indicator
if(trend == true){
getdisplay().fillRect(310, 240, 40, 120, commonData.bgcolor); // Clear area
getdisplay().fillRect(315, 183, 35, 4, commonData.fgcolor); // Draw separator
if(int(raw * 10) > int(valueTrend * 10)){
displayTrendHigh(320, 174, 11, commonData.fgcolor); // Show high indicator
}
if(int(raw * 10) < int(valueTrend * 10)){
displayTrendLow(320, 195, 11, commonData.fgcolor); // Show low indicator
}
}
// No trend indicator
else{
getdisplay().fillRect(310, 240, 40, 120, commonData.bgcolor); // Clear area
}
}
else {
// Display mode analog
// center
Point c = {260, 270};
uint8_t r = 240;
Point p1, p2;
std::vector<Point> pts;
// Instrument
getdisplay().drawCircleHelper(c.x, c.y, r + 2, 0x01, commonData.fgcolor);
getdisplay().drawCircleHelper(c.x, c.y, r + 1, 0x01, commonData.fgcolor);
getdisplay().drawCircleHelper(c.x, c.y, r , 0x01, commonData.fgcolor);
// Scale
// angle to voltage scale mapping
std::map<int, String> mapping = {
{15, "10"}, {30, "11"}, {45, "12"}, {60, "13"}, {75, "14"}
};
pts = {
{c.x - r, c.y - 1},
{c.x - r + 12, c.y - 1},
{c.x - r + 12, c.y + 1},
{c.x - r, c.y + 1}
};
getdisplay().setFont(&Ubuntu_Bold10pt7b);
for (int angle = 3; angle < 90; angle += 3) {
if (angle % 15 == 0) {
fillPoly4(rotatePoints(c, pts, angle), commonData.fgcolor);
p1 = rotatePoint(c, {c.x - r + 30, c.y}, angle);
drawTextCenter(p1.x, p1.y, mapping[angle]);
}
else {
p1 = rotatePoint(c, {c.x - r, c.y}, angle);
p2 = rotatePoint(c, {c.x - r + 6, c.y}, angle);
getdisplay().drawLine(p1.x, p1.y, p2.x, p2.y, commonData.fgcolor);
}
}
// Pointer rotation and limits
double angle;
if (not valid1) {
angle = -0.5;
}
else {
if (value1 > 15.0) {
angle = 91;
}
else if (value1 <= 9) {
angle = -0.5;
}
else {
angle = (value1 - 9) * 15;
}
}
// Pointer
// thick part
pts = {
{c.x - 2, c.y + 3},
{c.x - r + 38, c.y + 2},
{c.x - r + 38, c.y - 2},
{c.x - 2, c.y - 3}
};
fillPoly4(rotatePoints(c, pts, angle), commonData.fgcolor);
// thin part
pts = {
{c.x - r + 40, c.y + 1},
{c.x - r + 5, c.y + 1},
{c.x - r + 5, c.y -1},
{c.x - r + 40, c.y - 1},
};
fillPoly4(rotatePoints(c, pts, angle), commonData.fgcolor);
// base
getdisplay().fillCircle(c.x, c.y, 7, commonData.fgcolor);
getdisplay().fillCircle(c.x, c.y, 4, commonData.bgcolor);
// Symbol
printVoltageSymbol(40, 60, commonData.fgcolor);
// Additional information at right side
getdisplay().setFont(&Ubuntu_Bold8pt7b);
getdisplay().setCursor(300, 60);
getdisplay().print("Source:");
getdisplay().setCursor(300, 80);
getdisplay().print(name1);
getdisplay().setCursor(300, 110);
getdisplay().print("Type:");
getdisplay().setCursor(300, 130);
getdisplay().print(batType);
getdisplay().setCursor(300, 160);
getdisplay().print("Avg:");
printAvg(average, 300, 180, false);
// FRAM indicator
if (hasFRAM) {
getdisplay().drawXBitmap(300, 240, fram_bits, fram_width, fram_height, commonData.fgcolor);
}
}
// Key Layout
getdisplay().setTextColor(commonData.fgcolor);
@ -228,6 +372,8 @@ public:
if(keylock == false){
getdisplay().setCursor(10, 290);
getdisplay().print("[AVG]");
getdisplay().setCursor(62, 290);
getdisplay().print("[MODE]");
getdisplay().setCursor(130, 290);
getdisplay().print("[ <<<< " + String(commonData.data.actpage) + "/" + String(commonData.data.maxpage) + " >>>> ]");
getdisplay().setCursor(293, 290);

2
lib/obp60task/obp60task.cpp
View File

@ -43,7 +43,7 @@ void OBP60Init(GwApi *api){
// Init hardware
hardwareInit();
hardwareInit(api);
// Init power rail 5.0V
String powermode = api->getConfig()->getConfigItem(api->getConfig()->powerMode,true)->asString();

1
lib/obp60task/platformio.ini
View File

@ -35,6 +35,7 @@ lib_deps =
paulstoffregen/OneWire@2.3.8
milesburton/DallasTemperature@3.11.0
signetica/SunRise@2.0.2
adafruit/Adafruit FRAM I2C@^2.0.3
build_flags=
#https://thingpulse.com/usb-settings-for-logging-with-the-esp32-s3-in-platformio/?srsltid=AfmBOopGskbkr4GoeVkNlFaZXe_zXkLceKF6Rn-tmoXABCeAR2vWsdHL
# -D ARDUINO_USB_MODE=1 #0=OTG (to implement other external devices), 1=CDC (is a serial device)