ssd1306: reset column and page pointer on initialization

		// height == 32? 0x02 : 0x12

		const unsigned char init3[13] = {

		const unsigned char init3[19] = {

			/*

			 * Set clock to recommended values: 370 kHz (bits 7..4),

			 * no divider (bits 3..0). Increase divider for glitchy effects.

			SSD1306_SET_CHARGE_PUMP, 0x14,

			// turn on display

			SSD1306_SET_DISP | 0x01

			SSD1306_SET_DISP | 0x01,

			// reset column pointer

			SSD1306_SET_COL_ADDR, 0, 127,

			// reset page pointer

			SSD1306_SET_PAGE_ADDR, 0, 7

		};

		void writeCommand(uint8_t command);