Display task (background refresh) in 4LD
This commit is contained in:
Blaž Kristan
parent
b2837563c4
commit
d8b7cfb36b
@ -25,54 +25,32 @@
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//
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//The SCL and SDA pins are defined here.
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#ifndef FLD_PIN_SCL
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#define FLD_PIN_SCL HW_PIN_SCL
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#endif
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#ifndef FLD_PIN_SDA
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#define FLD_PIN_SDA HW_PIN_SDA
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#endif
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#ifndef FLD_PIN_CLOCKSPI
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#define FLD_PIN_CLOCKSPI HW_PIN_CLOCKSPI
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#endif
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#ifndef FLD_PIN_DATASPI
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#define FLD_PIN_DATASPI HW_PIN_DATASPI
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#endif
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#ifndef FLD_PIN_CS
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#define FLD_PIN_CS HW_PIN_CSSPI
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#endif
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#ifdef ARDUINO_ARCH_ESP32
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#define HW_PIN_SCL 22
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#define HW_PIN_SDA 21
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#define HW_PIN_CLOCKSPI 18
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#define HW_PIN_DATASPI 23
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#ifndef FLD_PIN_SCL
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#define FLD_PIN_SCL 22
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#endif
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#ifndef FLD_PIN_SDA
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#define FLD_PIN_SDA 21
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#endif
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#ifndef FLD_PIN_CLOCKSPI
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#define FLD_PIN_CLOCKSPI 18
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#endif
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#ifndef FLD_PIN_DATASPI
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#define FLD_PIN_DATASPI 23
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#endif
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#ifndef FLD_PIN_DC
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#define FLD_PIN_DC 19
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#endif
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#ifndef FLD_PIN_CS
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#define FLD_PIN_CS 5
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#endif
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#ifndef FLD_PIN_RESET
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#define FLD_PIN_RESET 26
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#endif
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#else
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#define HW_PIN_SCL 5
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#define HW_PIN_SDA 4
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#define HW_PIN_CLOCKSPI 14
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#define HW_PIN_DATASPI 13
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#ifndef FLD_PIN_SCL
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#define FLD_PIN_SCL 5
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#endif
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#ifndef FLD_PIN_SDA
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#define FLD_PIN_SDA 4
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#endif
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#ifndef FLD_PIN_CLOCKSPI
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#define FLD_PIN_CLOCKSPI 14
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#endif
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#ifndef FLD_PIN_DATASPI
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#define FLD_PIN_DATASPI 13
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#endif
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#ifndef FLD_PIN_DC
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#define FLD_PIN_DC 12
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#endif
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#ifndef FLD_PIN_CS
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#define FLD_PIN_CS 15
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#endif
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#ifndef FLD_PIN_RESET
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#define FLD_PIN_RESET 16
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@ -92,13 +70,20 @@
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#define SCREEN_TIMEOUT_MS 60*1000 // 1 min
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// Minimum time between redrawing screen in ms
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#define USER_LOOP_REFRESH_RATE_MS 1000
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#define REFRESH_RATE_MS 1000
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// Extra char (+1) for null
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#define LINE_BUFFER_SIZE 16+1
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#define MAX_JSON_CHARS 19+1
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#define MAX_MODE_LINE_SPACE 13+1
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#ifdef ARDUINO_ARCH_ESP32
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static TaskHandle_t Display_Task = nullptr;
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void DisplayTaskCode(void * parameter);
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#endif
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typedef enum {
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NONE = 0,
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SSD1306, // U8X8_SSD1306_128X32_UNIVISION_HW_I2C
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@ -112,9 +97,13 @@ typedef enum {
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class FourLineDisplayUsermod : public Usermod {
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public:
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FourLineDisplayUsermod() { if (!instance) instance = this; }
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static FourLineDisplayUsermod* getInstance(void) { return instance; }
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private:
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static FourLineDisplayUsermod *instance;
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bool initDone = false;
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// HW interface & configuration
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@ -132,8 +121,8 @@ class FourLineDisplayUsermod : public Usermod {
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bool flip = false; // flip display 180°
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uint8_t contrast = 10; // screen contrast
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uint8_t lineHeight = 1; // 1 row or 2 rows
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uint16_t refreshRate = USER_LOOP_REFRESH_RATE_MS; // in ms
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uint32_t screenTimeout = SCREEN_TIMEOUT_MS; // in ms
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uint16_t refreshRate = REFRESH_RATE_MS; // in ms
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uint32_t screenTimeout = SCREEN_TIMEOUT_MS; // in ms
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bool sleepMode = true; // allow screen sleep?
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bool clockMode = false; // display clock
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bool showSeconds = true; // display clock with seconds
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@ -207,6 +196,7 @@ class FourLineDisplayUsermod : public Usermod {
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if (isSPI) {
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isHW = (ioPin[0]==HW_PIN_CLOCKSPI && ioPin[1]==HW_PIN_DATASPI);
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PinManagerPinType pins[5] = { { ioPin[0], true }, { ioPin[1], true }, { ioPin[2], true }, { ioPin[3], true }, { ioPin[4], true }};
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if (ioPin[0]==HW_PIN_CLOCKSPI && ioPin[1]==HW_PIN_DATASPI && ioPin[2]==HW_PIN_CSSPI) po = PinOwner::HW_SPI; // allow multiple allocations of HW SPI bus pins
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if (!pinManager.allocateMultiplePins(pins, 5, po)) { type=NONE; return; }
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} else {
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isHW = (ioPin[0]==HW_PIN_SCL && ioPin[1]==HW_PIN_SDA);
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@ -304,6 +294,7 @@ class FourLineDisplayUsermod : public Usermod {
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setPowerSave(0);
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//drawString(0, 0, "Loading...");
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overlayLogo(3500);
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onUpdateBegin(false); // create Display task
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initDone = true;
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}
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@ -319,11 +310,13 @@ class FourLineDisplayUsermod : public Usermod {
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* Da loop.
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*/
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void loop() {
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#ifndef ARDUINO_ARCH_ESP32
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if (!enabled || strip.isUpdating()) return;
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unsigned long now = millis();
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if (now < nextUpdate) return;
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nextUpdate = now + ((displayTurnedOff && clockMode && showSeconds) ? 1000 : refreshRate);
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redraw(false);
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#endif
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}
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/**
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@ -918,6 +911,37 @@ class FourLineDisplayUsermod : public Usermod {
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return handled;
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}
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void onUpdateBegin(bool init) {
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#ifdef ARDUINO_ARCH_ESP32
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if (init && Display_Task) {
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vTaskSuspend(Display_Task); // update is about to begin, disable task to prevent crash
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} else {
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// update has failed or create task requested
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if (Display_Task)
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vTaskResume(Display_Task);
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else
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xTaskCreate(
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[](void * par) { // Function to implement the task
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// see https://www.freertos.org/vtaskdelayuntil.html
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const TickType_t xFrequency = REFRESH_RATE_MS * portTICK_PERIOD_MS;
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for(;;) {
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TickType_t xLastWakeTime = xTaskGetTickCount();
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delay(1); // DO NOT DELETE THIS LINE! It is needed to give the IDLE(0) task enough time and to keep the watchdog happy.
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// taskYIELD(), yield(), vTaskDelay() and esp_task_wdt_feed() didn't seem to work.
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vTaskDelayUntil(&xLastWakeTime, xFrequency); // release CPU, by doing nothing for REFRESH_RATE_MS millis
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FourLineDisplayUsermod::getInstance()->redraw(false);
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}
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},
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"4LD", // Name of the task
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2048, // Stack size in words
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NULL, // Task input parameter
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0, // Priority of the task (idle)
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&Display_Task // Task handle
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);
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}
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#endif
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}
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/*
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* addToJsonInfo() can be used to add custom entries to the /json/info part of the JSON API.
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* Creating an "u" object allows you to add custom key/value pairs to the Info section of the WLED web UI.
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@ -985,7 +1009,9 @@ class FourLineDisplayUsermod : public Usermod {
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top[FPSTR(_flip)] = (bool) flip;
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top[FPSTR(_contrast)] = contrast;
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top[FPSTR(_contrastFix)] = (bool) contrastFix;
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#ifndef ARDUINO_ARCH_ESP32
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top[FPSTR(_refreshRate)] = refreshRate;
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#endif
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top[FPSTR(_screenTimeOut)] = screenTimeout/1000;
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top[FPSTR(_sleepMode)] = (bool) sleepMode;
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top[FPSTR(_clockMode)] = (bool) clockMode;
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@ -1019,8 +1045,10 @@ class FourLineDisplayUsermod : public Usermod {
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for (byte i=0; i<5; i++) newPin[i] = top["pin"][i] | ioPin[i];
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flip = top[FPSTR(_flip)] | flip;
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contrast = top[FPSTR(_contrast)] | contrast;
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#ifndef ARDUINO_ARCH_ESP32
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refreshRate = top[FPSTR(_refreshRate)] | refreshRate;
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refreshRate = min(5000, max(250, (int)refreshRate));
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#endif
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screenTimeout = (top[FPSTR(_screenTimeOut)] | screenTimeout/1000) * 1000;
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sleepMode = top[FPSTR(_sleepMode)] | sleepMode;
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clockMode = top[FPSTR(_clockMode)] | clockMode;
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@ -1045,8 +1073,10 @@ class FourLineDisplayUsermod : public Usermod {
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if (pinsChanged || type!=newType) {
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if (type != NONE) delete u8x8;
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PinOwner po = PinOwner::UM_FourLineDisplay;
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if (ioPin[0]==HW_PIN_SCL && ioPin[1]==HW_PIN_SDA) po = PinOwner::HW_I2C; // allow multiple allocations of HW I2C bus pins
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pinManager.deallocateMultiplePins((const uint8_t *)ioPin, (type == SSD1306_SPI || type == SSD1306_SPI64) ? 5 : 2, po);
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bool isSPI = (type == SSD1306_SPI || type == SSD1306_SPI64);
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if (!isSPI && ioPin[0]==HW_PIN_SCL && ioPin[1]==HW_PIN_SDA) po = PinOwner::HW_I2C; // allow multiple allocations of HW I2C bus pins
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if (isSPI && ioPin[0]==HW_PIN_CLOCKSPI && ioPin[1]==HW_PIN_DATASPI && ioPin[2]==HW_PIN_CSSPI) po = PinOwner::HW_SPI; // allow multiple allocations of HW SPI bus pins
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pinManager.deallocateMultiplePins((const uint8_t *)ioPin, isSPI ? 5 : 2, po);
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for (byte i=0; i<5; i++) ioPin[i] = newPin[i];
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if (ioPin[0]<0 || ioPin[1]<0) { // data & clock must be > -1
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type = NONE;
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@ -1089,3 +1119,5 @@ const char FourLineDisplayUsermod::_clockMode[] PROGMEM = "clockMode";
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const char FourLineDisplayUsermod::_showSeconds[] PROGMEM = "showSeconds";
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const char FourLineDisplayUsermod::_busClkFrequency[] PROGMEM = "i2c-freq-kHz";
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const char FourLineDisplayUsermod::_contrastFix[] PROGMEM = "contrastFix";
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FourLineDisplayUsermod *FourLineDisplayUsermod::instance = nullptr;
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@ -370,18 +370,10 @@
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#undef HW_PIN_SDA
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#endif
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#ifndef HW_PIN_SCL
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#ifdef ESP8266
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#define HW_PIN_SCL 5
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#else
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#define HW_PIN_SCL 22
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#endif
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#define HW_PIN_SCL SCL
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#endif
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#ifndef HW_PIN_SDA
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#ifdef ESP8266
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#define HW_PIN_SDA 4
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#else
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#define HW_PIN_SDA 21
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#endif
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#define HW_PIN_SDA SDA
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#endif
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#if defined(ESP8266) && defined(HW_PIN_CLOCKSPI)
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@ -394,25 +386,13 @@
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#undef HW_PIN_CSSPI
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#endif
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#ifndef HW_PIN_CLOCKSPI
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#ifdef ESP8266
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#define HW_PIN_CLOCKSPI 14
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#else
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#define HW_PIN_CLOCKSPI 18
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#endif
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#define HW_PIN_CLOCKSPI SCK
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#endif
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#ifndef HW_PIN_DATASPI
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#ifdef ESP8266
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#define HW_PIN_DATASPI 13
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#else
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#define HW_PIN_DATASPI 23
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#endif
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#define HW_PIN_DATASPI MOSI
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#endif
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#ifndef HW_PIN_CSSPI
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#ifdef ESP8266
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#define HW_PIN_CSSPI 15
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#else
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#define HW_PIN_CSSPI 5
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#endif
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#define HW_PIN_CSSPI SS
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#endif
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#endif
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