initial commit

examples/Sinus/Sinus.ino

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+#include "Libofanten.h"
+
+#define PANELS 3
+
+uint8_t offset_value = 0;
+
+void setup() {
+  Blof.begin(PANELS);
+}
+
+void sinus(int wellenlaenge, int offset) {
+  for (int i=0; i<PANELS*8; i++) {
+    float factor=2*PI/wellenlaenge;
+    int x = round(sin((i-offset)*factor)*4)+4;
+    Blof.setPixel(i, x, 1);
+  }
+}
+
+void loop() {
+  Blof.clear();
+  sinus(24,offset_value);
+  offset_value = (offset_value + 1) % 24;
+  Blof.flush();
+  delay(30);
+}

keywords.txt

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+#######################################
+# Datatypes (KEYWORD1)
+#######################################
+
+Blof KEYWORD1
+
+#######################################
+# Methods and Functions (KEYWORD2)
+#######################################
+
+begin	KEYWORD2
+clear	KEYWORD2
+setBlink	KEYWORD2
+setPixel	KEYWORD2
+off KEYWORD2
+on	KEYWORD2
+flush	KEYWORD2

library.properties

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+name=Libofanten
+version=1.0
+author=DevLol
+maintainer=jstsmthrgk
+sentence=Library for Blinkofanten LED Matrix.
+paragraph=This is a library to use the Blinkofanten LED Matrix.
+url=https://github.com/devlol/Libofanten
+category=Display

src/Libofanten.cpp

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+/*
+	Libofanten.h - Library for using Blinkofanten LED Matrix
+	Created by jstsmthrgk
+	basically a library wrapper of blinkofant_testcode.ino by wizard23 and TomK32
+	https://github.com/DevLoL/blinkofanten/blob/master/blinkofant_testcode/blinkofant_testcode.ino
+*/
+
+
+#include "Libofanten.h"
+#include "SPI.h"
+
+BlofClass Blof;
+int BlofClass::active = 1;
+int BlofClass::panels;
+int BlofClass::panelDataSize;
+uint8_t * BlofClass::panelData;
+
+void BlofClass::begin(int panelcount) {
+	panels = panelcount;
+	panelDataSize = panels*10;
+	panelData = new uint8_t[panelDataSize];
+
+	pinMode(CLEAR_PANEL_PIN, OUTPUT);
+	pinMode(DATA_PIN, OUTPUT);
+	pinMode(CLOCK_PIN, OUTPUT);
+
+	digitalWrite(CLEAR_PANEL_PIN, LOW);
+	digitalWrite(DATA_PIN, LOW);
+	digitalWrite(CLOCK_PIN, LOW);
+
+	SPI.begin();
+	SPI.setBitOrder(LSBFIRST);
+	SPI.setDataMode(SPI_MODE0);
+	SPI.setClockDivider(SPI_CLOCK_DIV128); // biggest divider there is.
+}
+
+void BlofClass::clear() {
+	for (int i = 0; i < panelDataSize; i++) {
+		panelData[i] = 0;
+	}
+}
+
+void BlofClass::setBlink(int col, int val) {
+	setPixel(col, -1, val);
+}
+
+void BlofClass::setPixel(int col, int row, int val) {
+	int index = (row + 1) + col * 10; // y+1 because 1st bit controlls blinking
+	int byteNr = index >> 3; // division by 8
+	int bitNr = index & 0x7; // rest bei div durch 8
+
+	if (val)
+	{
+		panelData[byteNr] |= 1 << bitNr;
+	} else {
+		panelData[byteNr] &= ~(1 << bitNr);
+	}
+}
+
+void BlofClass::off() {
+	active = 0;
+	digitalWrite(CLEAR_PANEL_PIN, LOW);
+}
+
+void BlofClass::on() {
+	active = 1;
+	digitalWrite(CLEAR_PANEL_PIN, HIGH);
+}
+
+void BlofClass::flush() {
+	if (active) {
+		digitalWrite(CLEAR_PANEL_PIN, LOW);
+	}
+	for (int i = 0; i < panelDataSize; i++) {
+		uint8_t value = panelData[i];
+		SPDR = panelData[i];
+		while (!(SPSR & (1 << SPIF)));
+	}
+	if (active) {
+		digitalWrite(CLEAR_PANEL_PIN, HIGH);
+	}
+}

src/Libofanten.h

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+/*
+	Libofanten.h - Library for using Blinkofanten LED Matrix
+	Created by jstsmthrgk
+	basically a library wrapper of blinkofant_testcode.ino by wizard23 and TomK32
+	https://github.com/DevLoL/blinkofanten/blob/master/blinkofant_testcode/blinkofant_testcode.ino
+*/
+
+#ifndef LIBOFANTEN_H
+#define LIBOFANTEN_H
+
+#include "Arduino.h"
+
+#ifdef ESP8266_WEMOS_D1MINI
+  #define CLEAR_PANEL_PIN D8 // pin #10 on the blinkofant panel
+  #define DATA_PIN D7 // pin #8
+  #define CLOCK_PIN D5 // pin #4
+#else
+  #define CLEAR_PANEL_PIN 10 // this goes on panel to pin #10 on the blinkofant panel
+  #define DATA_PIN 11 // pin #8
+  #define CLOCK_PIN 13 // pin #4
+#endif
+
+class BlofClass {
+public:
+	static void begin(int panelcount);
+	static void clear();
+	static void setBlink(int col, int val);
+	static void setPixel(int col, int row, int val);
+	static void off();
+	static void on();
+	static void flush();
+private:
+	static int panels;
+	static int panelDataSize;
+	static uint8_t * panelData;
+	static int active;
+};
+
+extern BlofClass Blof;
+
+#endif