/*

??U8x8lib.cpp
??
??Arduino?specific?low?level?functions


??Universal?8bit?Graphics?Library?（https://github.com/olikraus/u8g2/）

??Copyright?（c）?2016?olikraus@gmail.com
??All?rights?reserved.

??Redistribution?and?use?in?source?and?binary?forms?with?or?without?modification?
??are?permitted?provided?that?the?following?conditions?are?met:

??*?Redistributions?of?source?code?must?retain?the?above?copyright?notice?this?list?
????of?conditions?and?the?following?disclaimer.
????
??*?Redistributions?in?binary?form?must?reproduce?the?above?copyright?notice?this?
????list?of?conditions?and?the?following?disclaimer?in?the?documentation?and/or?other?
????materials?provided?with?the?distribution.

??THIS?SOFTWARE?IS?PROVIDED?BY?THE?COPYRIGHT?HOLDERS?AND?
??CONTRIBUTORS?“AS?IS“?AND?ANY?EXPRESS?OR?IMPLIED?WARRANTIES?
??INCLUDING?BUT?NOT?LIMITED?TO?THE?IMPLIED?WARRANTIES?OF?
??MERCHANTABILITY?AND?FITNESS?FOR?A?PARTICULAR?PURPOSE?ARE?
??DISCLAIMED.?IN?NO?EVENT?SHALL?THE?COPYRIGHT?HOLDER?OR?
??CONTRIBUTORS?BE?LIABLE?FOR?ANY?DIRECT?INDIRECT?INCIDENTAL?
??SPECIAL?EXEMPLARY?OR?CONSEQUENTIAL?DAMAGES?（INCLUDING?BUT?
??NOT?LIMITED?TO?PROCUREMENT?OF?SUBSTITUTE?GOODS?OR?SERVICES;?
??LOSS?OF?USE?DATA?OR?PROFITS;?OR?BUSINESS?INTERRUPTION）?HOWEVER?
??CAUSED?AND?ON?ANY?THEORY?OF?LIABILITY?WHETHER?IN?CONTRACT?
??STRICT?LIABILITY?OR?TORT?（INCLUDING?NEGLIGENCE?OR?OTHERWISE）?
??ARISING?IN?ANY?WAY?OUT?OF?THE?USE?OF?THIS?SOFTWARE?EVEN?IF?
??ADVISED?OF?THE?POSSIBILITY?OF?SUCH?DAMAGE.??

*/


#include?“U8x8lib.h“
#ifdef?U8X8_HAVE_HW_SPI
#include?
#endif?
#ifdef?U8X8_HAVE_HW_I2C
#include?
#endif

/*=============================================*/

size_t?U8X8::write（uint8_t?v）?
{
??if?（?v?==?‘\n‘?）
??{
????ty++;
????tx=0;
??}
??else
??{
????u8x8_DrawGlyph（&u8x8?tx?ty?v）;
????tx++;
??}
??return?1;
}



/*=============================================*/
/*?callbacks?*/

#ifdef?U8X8_USE_PINS
extern?“C“?uint8_t?u8x8_gpio_and_delay_arduino（u8x8_t?*u8x8?uint8_t?msg?uint8_t?arg_int?U8X8_UNUSED?void?*arg_ptr）
{
??uint8_t?i;
??switch（msg）
??{
????case?U8X8_MSG_GPIO_AND_DELAY_INIT:
????
??????for（?i?=?0;?i?	if?（?u8x8->pins[i]?!=?U8X8_PIN_NONE?）
	{
	??if?（?i?	??{
	????pinMode（u8x8->pins[i]?OUTPUT）;
	??}
	??else
	??{
#ifdef?INPUT_PULLUP
	????pinMode（u8x8->pins[i]?INPUT_PULLUP）;
#else
	????pinMode（u8x8->pins[i]?OUTPUT）;
	????digitalWrite（u8x8->pins[i]?1）;
#endif?
	??}
	}
	??
??????break;

#ifndef?__AVR__	
????/*?this?case?is?not?compiled?for?any?AVR?because?AVR?uC?are?so?slow?*/
????/*?that?this?delay?does?not?matter?*/
????case?U8X8_MSG_DELAY_NANO:
??????delayMicroseconds（arg_int==0?0:1）;
??????break;
#endif
????
????case?U8X8_MSG_DELAY_10MICRO:
??????/*?not?used?at?the?moment?*/
??????break;
????
????case?U8X8_MSG_DELAY_100NANO:
??????/*?not?used?at?the?moment?*/
??????break;
???
????case?U8X8_MSG_DELAY_MILLI:
??????delay（arg_int）;
??????break;
????case?U8X8_MSG_DELAY_I2C:
??????/*?arg_int?is?1?or?4:?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-02-27?11:41??U8g2\
?????文件????????3999??2019-02-27?11:40??U8g2\LICENSE
?????文件?????????459??2019-02-27?11:40??U8g2\README.md
?????目錄???????????0??2019-02-27?11:42??U8g2\examples\
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\FPS\
?????文件???????30256??2019-02-27?11:41??U8g2\examples\full_buffer\FPS\FPS.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\FontUsage\
?????文件???????26306??2019-02-27?11:41??U8g2\examples\full_buffer\FontUsage\FontUsage.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\GraphicsTest\
?????文件???????26960??2019-02-27?11:41??U8g2\examples\full_buffer\GraphicsTest\GraphicsTest.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\HelloWorld\
?????文件???????20914??2019-02-27?11:41??U8g2\examples\full_buffer\HelloWorld\HelloWorld.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\IconMenu\
?????文件???????25797??2019-02-27?11:41??U8g2\examples\full_buffer\IconMenu\IconMenu.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\PrintUTF8\
?????文件???????21116??2019-02-27?11:41??U8g2\examples\full_buffer\PrintUTF8\PrintUTF8.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\SelectionList\
?????文件???????22077??2019-02-27?11:41??U8g2\examples\full_buffer\SelectionList\SelectionList.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\Shennong\
?????文件???????27793??2019-02-27?11:41??U8g2\examples\full_buffer\Shennong\Shennong.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\U8g2Logo\
?????文件???????22207??2019-02-27?11:41??U8g2\examples\full_buffer\U8g2Logo\U8g2Logo.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\full_buffer\Weather\
?????文件???????25058??2019-02-27?11:41??U8g2\examples\full_buffer\Weather\Weather.ino
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\games\
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\games\LittleRookChess\
?????文件???????64990??2019-02-27?11:41??U8g2\examples\games\LittleRookChess\LittleRookChess.ino
?????目錄???????????0??2019-02-27?11:42??U8g2\examples\page_buffer\
?????目錄???????????0??2019-02-27?11:41??U8g2\examples\page_buffer\A2Printer\
?????文件????????4624??2019-02-27?11:41??U8g2\examples\page_buffer\A2Printer\A2Printer.ino
............此處省略159個文件信息