???

ext/lcd/SSD1306.h

@@ -70,17 +70,23 @@
 
 
 
-class SSD1306 {
+template <typename I2C> class SSD1306 {
 
 private:
 
 	static constexpr uint8_t ADDR7 = 0b0111100;
 	bool inited = false;
 
+	I2C& i2c;
+
 public:
 
+	SSD1306(I2C& i2c) : i2c(i2c) {
+
+	}
+
 	bool isPresent() {
-		return i2c::query(ADDR7);
+		return i2c.query(ADDR7);
 	}
 
 	void initOnce() {
@@ -137,15 +143,15 @@ public:
 //			i2c::stop();
 //		}
 
-		i2c::startWrite(ADDR7);
-		bool ok = i2c::writeByteAndCheck(0x40);
+		i2c.startWrite(ADDR7);
+		bool ok = i2c.writeByteAndCheck(0x40);
 		if (!ok) {os_printf("failed write data\n");}
 
 		for (uint16_t i=0; i < (SSD1306_LCDWIDTH*SSD1306_LCDHEIGHT/8); i++) {
-			i2c::writeByteAndCheck(data[i]);
+			i2c.writeByteAndCheck(data[i]);
 		}
 
-		i2c::stop();
+		i2c.stop();
 
 	}
 
@@ -240,13 +246,13 @@ private:
 
 	void sendCommand(uint8_t cmd) {
 		bool ok;
-		ok = i2c::startWrite(ADDR7);
+		ok = i2c.startWrite(ADDR7);
 		if (!ok) {os_printf("failed start write\n");}
-		ok = i2c::writeByteAndCheck(0x00);	// command
+		ok = i2c.writeByteAndCheck(0x00);	// command
 		if (!ok) {os_printf("failed command mode\n");}
-		ok = i2c::writeByteAndCheck(cmd);
+		ok = i2c.writeByteAndCheck(cmd);
 		if (!ok) {os_printf("failed command\n");}
-		i2c::stop();
+		i2c.stop();
 	}
 
 };