Microsoft Word 八月第二篇V4

物聯網系列 : 單色圖形顯示介紹 (NOKIA 5110 LCD 開發篇 ) 2016 年 8 月 15 日八月, 2016 文 \ 曹永忠本篇是接續上篇文章物聯網系列 : 單色圖形顯示介紹 (NOKIA 5110 LCD 基本篇 ), 已經可以讓 Nokia 5110 LCD 模組顯示字形 ( 曹永忠, 2016d), 畫出基本的幾何圖形, 甚至是簡單的動畫, 但是這些例子並不容易, 所以本文要教讀者如何顯示文字如何放大文字畫出幾合圖形, 對一般讀者仍不太容易理解所以本文告訴讀者, 如何使用 Nokia 5110 LCD 模組的函式庫, 來顯示字形, 如何放大文字顯示圖片, 甚至簡單的動畫等等即為本文開發篇的主要內容模組電路組立 NOKIA 5110 是一款基於圖形顯示的 LCD 螢幕 ( 如下圖所示 ), 主要這款螢幕, 被手機大廠 NOKIA 用來裝置在 5110 系列手機, 因而大受歡迎並且有很多的應用 Nokia 5110 LCD 使用的 PCD8544 控制器,NOKIA 3110 用的也是這款控制器, PCD8554 是一款低功耗的 CMOS LCD 控制器, 用於驅動 48 行 84 列的圖形顯示, 並且採用串列匯流排界面與微控制器相連, 大大減少了週邊控制線的數量, 在使用時十分的方便, 而且相對於 LCD1602 LCD12864 都有著自己的獨特優勢

圖 1 Nokia 5110 LCD 模組在 Arduino 官網 :http://playground.arduino.cc/code/pcd8544, 也有介介紹 Nokia 5110 LCD 模組, 讀者者可以參考考下表之腳位位說明, 進進行電路組立 Nokia 5110 接腳 VCC GND SCE/CE RST/Reset D/C DN/MOSI SCLK LED 表 1 Nokia 5110 LCD 接腳說明 5V( 正 ) 接地晶片致能晶片重置 Data/Comma and select 資料 / 命令選選擇 Serial Data Out 資料輸出 Serial Clockk Out 脈波控制輸輸出被光電源 LCD 模組接接腳表開發版腳位 +5C GND D7 D6 D5 D4 D3 用途供電 ( 正 ) 供電 ( 接地 ) 數位腳位 7 數位腳位 6 數位腳位 5 數位腳位 4 數位腳位 3 +3.3V 3.3V 供電 ( 正 )

Nokia 5110 LCD 開發版顯示文字首先, 我們要教讀者者在 Nokia 5110 LCD 模組顯示文文字, 首先先我們依上面面電路組組立將 Nokia 5110 LCD 模組與開開發版連接接完成, 再進進行程式寫寫作本程式需需要用到兩個個函式庫 ( 曹永忠, 2016e), 關於 Adafruit_PCD8544.h, 請到到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libraries/adafr uit-pcd8544-nokia-5110 或 https://learn.adafruit.com/nokia-5110-3310-monochrome-lcd/graphics-library 或 https://github.com/adafruit/adafruit-pcd8544-nokia-5110-lcd-library, 進行下載,

關於 Adafruit_GFX.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libr aries/adafruit_gfx, 進行下載我們, 請讀者鍵入 Sketch IDE 軟體 ( 軟體下載請到 : https://www.arduino.cc/en/main/software), 編譯完成後上傳到開發版進行測試表 2 Nokia 5110 LCD 模組文字測試程式一 Nokia 5110 LCD 模組文字測試程式一 (NOKIA_Text_Show) /******************************************************************** * This is an example sketch for our Monochrome Nokia 5110 LCD Displays Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/338 These displays use SPI to communicate, 4 or 5 pins are required to interface Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit! Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, check license.txt for more information All text above, and the splash screen must be included in any redistribution ********************************************************************* / #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_PCD8544.h> #define PIN_SCE 7 #define PIN_RESET 6

#define PIN_DC 5 #define PIN_SDIN 4 #define PIN_SCLK 3 // Software SPI (slower updates, more flexible pin options): //=== old version pin out====== // pin 7 - Serial clock out (SCLK) // pin 6 - Serial data out (DIN) // pin 5 - Data/Command select (D/C) // pin 4 - LCD chip select (CS) // pin 3 - LCD reset (RST) Adafruit_PCD8544 display = Adafruit_PCD8544(PIN_SCLK, PIN_SDIN, PIN_DC, PIN_SCE, PIN_RESET); // Adafruit_PCD8544 display = Adafruit_PCD8544(SCLK, DIN, D/C, CS/SCE, RST); #define NUMFLAKES 10 #define XPOS 0 #define YPOS 1 #define DELTAY 2 void setup() { // put your setup code here, to run once: Serial.begin(9600); display.begin(); // init done //init Nokia 5110 display // you can change the contrast around to adapt the display // for the best viewing! display.setcontrast(50); //set Contrast display.cleardisplay(); // 清除螢幕 display.display(); // show splashscreen // display.settextsize(1); // 設定字形大小 display.settextcolor(black); // 設定字形顏色黑色 display.setcursor(0,0); // 位置歸零

display.println("hello, world!"); // 印出字 display.settextcolor(white, BLACK); // 反白文字 display.println(3.141592); // 印出字 display.settextsize(2); // 設定字形大小 display.settextcolor(black); // 設定字形顏色黑色 display.print("0x"); display.println(0xdeadbeef, HEX); // 印出字 display.display(); // 顯示所有上面內容, 必要在所有秀字命令後, 一定要的 delay(2000); void loop() { // put your main code here, to run repeatedly: 程式下載網址 : https://github.com/brucetsao/makerdiwo/tree/master/201608 如下圖所示, 我們可以看到 Nokia 5110 LCD 模組資訊顯示出來文字 ( 曹永忠, 2016a, 2016b, 2016c, 2016d; 曹永忠, 許智誠, & 蔡英德, 2015a, 2015b, 2015c, 2015d, 2015e, 2015f; 曹永忠, 許碩芳, 許智誠, & 蔡英德, 2015a, 2015b)

圖 2 Nokia 5110 LCD 模組文字測試程式一結果畫面顯示點幾何圖形首先, 我們要教讀者在 Nokia 5110 LCD 模組畫出許多點, 首先我們依上面電路組立將 Nokia 5110 LCD 模組與開發版連接完成, 再進行程式寫作本程式需要用到兩個函式庫 ( 曹永忠, 2016e), 關於 Adafruit_PCD8544.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libraries/adafr uit-pcd8544-nokia-5110 或 https://learn.adafruit.com/nokia-5110-3310-monochrome-lcd/graphics-library 或 https://github.com/adafruit/adafruit-pcd8544-nokia-5110-lcd-library, 進行下載, 關於 Adafruit_GFX.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libr aries/adafruit_gfx, 進行下載我們, 請讀者鍵入 Sketch IDE 軟體 ( 軟體下載請到 : https://www.arduino.cc/en/main/software), 編譯完成後上傳到開發版進行測

試表 3 Nokia 5110 LCD 模組畫點測試程式一 N Nokia 5110 LCD 模組畫點測試程式一 (NOKIA_drawpixel) /******************************************************************** * This is an example sketch for our Monochrome Nokia 5110 LCD Displays Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/338 These displays use SPI to communicate, 4 or 5 pins are required to interface Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit! Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, check license.txt for more information All text above, and the splash screen must be included in any redistribution ********************************************************************* / #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_PCD8544.h> #define PIN_SCE 7 #define PIN_RESET 6 #define PIN_DC 5 #define PIN_SDIN 4 #define PIN_SCLK 3 // Software SPI (slower updates, more flexible pin options): //=== old version pin out====== // pin 7 - Serial clock out (SCLK)

// pin 6 - Serial data out (DIN) // pin 5 - Data/Command select (D/C) // pin 4 - LCD chip select (CS) // pin 3 - LCD reset (RST) Adafruit_PCD8544 display = Adafruit_PCD8544(PIN_SCLK, PIN_SDIN, PIN_DC, PIN_SCE, PIN_RESET); // Adafruit_PCD8544 display = Adafruit_PCD8544(SCLK, DIN, D/C, CS/SCE, RST); #define NUMFLAKES 10 #define XPOS 0 #define YPOS 1 #define DELTAY 2 void setup() { // put your setup code here, to run once: Serial.begin(9600); display.begin(); // init done //init Nokia 5110 display // you can change the contrast around to adapt the display // for the best viewing! display.setcontrast(50); //set Contrast display.cleardisplay(); // 清除螢幕 display.display(); // show splashscreen // // draw a single pixel display.drawpixel(10, 10, BLACK); display.drawpixel(10, 12, BLACK); display.drawpixel(10, 14, BLACK); display.drawpixel(10, 16, BLACK); display.drawpixel(10, 18, BLACK); display.drawpixel(10, 20, BLACK); display.drawpixel(14, 10, BLACK); display.drawpixel(14, 12, BLACK); display.drawpixel(14, 14, BLACK);

display.drawpixel(14, 16, BLACK); display.drawpixel(14, 18, BLACK); display.drawpixel(14, 20, BLACK); display.drawpixel(18, 10, BLACK); display.drawpixel(18, 12, BLACK); display.drawpixel(18, 14, BLACK); display.drawpixel(18, 16, BLACK); display.drawpixel(18, 18, BLACK); display.drawpixel(18, 20, BLACK); display.drawpixel(22, 10, BLACK); display.drawpixel(22, 12, BLACK); display.drawpixel(22, 14, BLACK); display.drawpixel(22, 16, BLACK); display.drawpixel(22, 18, BLACK); display.drawpixel(22, 20, BLACK); display.display(); // 顯示所有上面內容, 必要在所有秀字命令後, 一定要的 delay(2000); void loop() { // put your main code here, to run repeatedly: 程式下載網址 : https://github.com/brucetsao/makerdiwo/tree/master/201608 如下圖所示, 我們可以看到 Nokia 5110 LCD 模組畫出許多點 ( 曹永忠, 2016a, 2016b, 2016c, 2016d; 曹永忠, 許智誠, et al., 2015a, 2015b, 2015c, 2015d, 2015e, 2015f; 曹永忠, 許碩芳, et al., 2015a, 2015b)

圖 3 Nokia 5110 LCD 模組畫點測試程式一結果畫面顯示線幾何圖形首先, 我們要教讀者在 Nokia 5110 LCD 模組畫出線, 首先我們依上面電路組立將 Nokia 5110 LCD 模組與開發版連接完成, 再進行程式寫作本程式需要用到兩個函式庫 ( 曹永忠, 2016e), 關於 Adafruit_PCD8544.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libraries/adafr uit-pcd8544-nokia-5110 或 https://learn.adafruit.com/nokia-5110-3310-monochrome-lcd/graphics-library 或 https://github.com/adafruit/adafruit-pcd8544-nokia-5110-lcd-library, 進行下載, 關於 Adafruit_GFX.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libr aries/adafruit_gfx, 進行下載我們, 請讀者鍵入 Sketch IDE 軟體 ( 軟體下載請到 : https://www.arduino.cc/en/main/software), 編譯完成後上傳到開發版進行測

試表 4 Nokia 5110 LCD 模組畫線測試程式一 Nokia 5110 LCD 模組畫線測試程式一 (NOKIA_Text_Show) /******************************************************************** * This is an example sketch for our Monochrome Nokia 5110 LCD Displays Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/338 These displays use SPI to communicate, 4 or 5 pins are required to interface Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit! Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, check license.txt for more information All text above, and the splash screen must be included in any redistribution ********************************************************************* / #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_PCD8544.h> #define PIN_SCE 7 #define PIN_RESET 6 #define PIN_DC 5 #define PIN_SDIN 4 #define PIN_SCLK 3 // Software SPI (slower updates, more flexible pin options): //=== old version pin out====== // pin 7 - Serial clock out (SCLK)

// pin 6 - Serial data out (DIN) // pin 5 - Data/Command select (D/C) // pin 4 - LCD chip select (CS) // pin 3 - LCD reset (RST) Adafruit_PCD8544 display = Adafruit_PCD8544(PIN_SCLK, PIN_SDIN, PIN_DC, PIN_SCE, PIN_RESET); // Adafruit_PCD8544 display = Adafruit_PCD8544(SCLK, DIN, D/C, CS/SCE, RST); #define NUMFLAKES 10 #define XPOS 0 #define YPOS 1 #define DELTAY 2 void setup() { // put your setup code here, to run once: Serial.begin(9600); display.begin(); // init done //init Nokia 5110 display // you can change the contrast around to adapt the display // for the best viewing! display.setcontrast(50); //set Contrast display.cleardisplay(); // 清除螢幕 display.display(); // show splashscreen // // draw a single line for (int16_t i=0; i<display.width(); i+=4) { display.drawline(0, 0, i, display.height()-1, BLACK); display.display(); for (int16_t i=0; i<display.height(); i+=4) { display.drawline(0, 0, display.width()-1, i, BLACK); display.display();

display.display(); 要的 delay(2000); // 顯示所有上面內容, 必要在所有秀字命令後, 一定 void loop() { // put your main code here, to run repeatedly: 程式下載網址 : https://github.com/brucetsao/makerdiwo/tree/master/201608 如下圖所示, 我們可以看到 Nokia 5110 LCD 模組資畫出許多線 ( 曹永忠, 2016a, 2016b, 2016c, 2016d; 曹永忠, 許智誠, et al., 2015a, 2015b, 2015c, 2015d, 2015e, 2015f; 曹永忠, 許碩芳, et al., 2015a, 2015b) 圖 4 Nokia 5110 LCD 模組畫線測試程式一結果畫面

顯示矩形幾何形狀首先, 我們要教讀者在 Nokia 5110 LCD 模組畫出幾何圖形 : 矩形, 首先我們依上面電路組立將 Nokia 5110 LCD 模組與開發版連接完成, 再進行程式寫作本程式需要用到兩個函式庫 ( 曹永忠, 2016e), 關於 Adafruit_PCD8544.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libraries/adafr uit-pcd8544-nokia-5110 或 https://learn.adafruit.com/nokia-5110-3310-monochrome-lcd/graphics-library 或 https://github.com/adafruit/adafruit-pcd8544-nokia-5110-lcd-library, 進行下載, 關於 Adafruit_GFX.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libr aries/adafruit_gfx, 進行下載我們, 請讀者鍵入 Sketch IDE 軟體 ( 軟體下載請到 : https://www.arduino.cc/en/main/software), 編譯完成後上傳到開發版進行測試表 5 Nokia 5110 LCD 模組矩形幾何形狀測試程式一 Nokia 5110 LCD 模組矩形幾何形狀測試程式一 (NOKIA_drawGEO) /******************************************************************** * This is an example sketch for our Monochrome Nokia 5110 LCD Displays Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/338 These displays use SPI to communicate, 4 or 5 pins are required to interface Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing

products from Adafruit! Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, check license.txt for more information All text above, and the splash screen must be included in any redistribution ********************************************************************* / #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_PCD8544.h> #define PIN_SCE 7 #define PIN_RESET 6 #define PIN_DC 5 #define PIN_SDIN 4 #define PIN_SCLK 3 // Software SPI (slower updates, more flexible pin options): //=== old version pin out====== // pin 7 - Serial clock out (SCLK) // pin 6 - Serial data out (DIN) // pin 5 - Data/Command select (D/C) // pin 4 - LCD chip select (CS) // pin 3 - LCD reset (RST) Adafruit_PCD8544 display = Adafruit_PCD8544(PIN_SCLK, PIN_SDIN, PIN_DC, PIN_SCE, PIN_RESET); // Adafruit_PCD8544 display = Adafruit_PCD8544(SCLK, DIN, D/C, CS/SCE, RST); #define NUMFLAKES 10 #define XPOS 0 #define YPOS 1 #define DELTAY 2 void setup() { // put your setup code here, to run once:

Serial.begin(9600); display.begin(); // init done //init Nokia 5110 display // you can change the contrast around to adapt the display // for the best viewing! display.setcontrast(50); //set Contrast display.cleardisplay(); // 清除螢幕 display.display(); // show splashscreen // // draw a 多個矩形 for (int16_t i=0; i<display.height()/2; i+=2) { display.drawrect(i, i, display.width()-2*i, display.height()-2*i, BLACK); display.display(); display.display(); 要的 delay(2000); // 顯示所有上面內容, 必要在所有秀字命令後, 一定 void loop() { // put your main code here, to run repeatedly: 程式下載網址 : https://github.com/brucetsao/makerdiwo/tree/master/201608 如下圖所示, 我們可以看到 Nokia 5110 LCD 模組畫出幾何圖形 : 矩形 ( 曹永忠, 2016a, 2016b, 2016c, 2016d; 曹永忠, 許智誠, et al., 2015a, 2015b, 2015c, 2015d, 2015e, 2015f; 曹永忠, 許碩芳, et al., 2015a, 2015b)

圖 5 Nokia 5110 LCD 模組矩形幾何形狀測試程式一結果畫面顯示圓形幾何形狀首先, 我們要教讀者在 Nokia 5110 LCD 模組畫出幾何圖形 : 圓形, 首先我們依上面電路組立將 Nokia 5110 LCD 模組與開發版連接完成, 再進行程式寫作本程式需要用到兩個函式庫 ( 曹永忠, 2016e), 關於 Adafruit_PCD8544.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libraries/adafr uit-pcd8544-nokia-5110 或 https://learn.adafruit.com/nokia-5110-3310-monochrome-lcd/graphics-library 或 https://github.com/adafruit/adafruit-pcd8544-nokia-5110-lcd-library, 進行下載, 關於 Adafruit_GFX.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libr aries/adafruit_gfx, 進行下載我們, 請讀者鍵入 Sketch IDE 軟體 ( 軟體下載請到 : https://www.arduino.cc/en/main/software), 編譯完成後上傳到開發版進行測

試表 6 Nokia 5110 LCD 模組圓形幾何形狀測試程式一 Nokia 5110 LCD 模組圓形幾何形狀測試程式一 (NOKIA_drawGEO1) /******************************************************************** * This is an example sketch for our Monochrome Nokia 5110 LCD Displays Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/338 These displays use SPI to communicate, 4 or 5 pins are required to interface Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit! Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, check license.txt for more information All text above, and the splash screen must be included in any redistribution ********************************************************************* / #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_PCD8544.h> #define PIN_SCE 7 #define PIN_RESET 6 #define PIN_DC 5 #define PIN_SDIN 4 #define PIN_SCLK 3 // Software SPI (slower updates, more flexible pin options): //=== old version pin out====== // pin 7 - Serial clock out (SCLK)

// pin 6 - Serial data out (DIN) // pin 5 - Data/Command select (D/C) // pin 4 - LCD chip select (CS) // pin 3 - LCD reset (RST) Adafruit_PCD8544 display = Adafruit_PCD8544(PIN_SCLK, PIN_SDIN, PIN_DC, PIN_SCE, PIN_RESET); // Adafruit_PCD8544 display = Adafruit_PCD8544(SCLK, DIN, D/C, CS/SCE, RST); #define NUMFLAKES 10 #define XPOS 0 #define YPOS 1 #define DELTAY 2 void setup() { // put your setup code here, to run once: Serial.begin(9600); display.begin(); // init done //init Nokia 5110 display // you can change the contrast around to adapt the display // for the best viewing! display.setcontrast(50); //set Contrast display.cleardisplay(); // 清除螢幕 display.display(); // show splashscreen // // draw a 多個矩形 for (int16_t i=0; i<display.height(); i+=6) { display.drawcircle(display.width()/2, display.height()/2, i/2, BLACK); display.display(); display.display(); 要的 delay(2000); // 顯示所有上面內容, 必要在所有秀字命令後, 一定

void loop() { // put your main code here, to run repeatedly: 程式下載網址 : https://github.com/brucetsao/makerdiwo/tree/master/201608 如下圖所示, 我們可以看到 Nokia 5110 LCD 模組畫出幾何圖形 : 圓形形狀 ( 曹永忠, 2016a, 2016b, 2016c, 2016d; 曹永忠, 許智誠, et al., 2015a, 2015b, 2015c, 2015d, 2015e, 2015f; 曹永忠, 許碩芳, et al., 2015a, 2015b) 圖 6 Nokia 5110 LCD 模組圓形幾何形狀測試程式一結果畫面

顯示三角形幾何形狀首先, 我們要教讀者在 Nokia 5110 LCD 模組畫出幾何圖形 : 三角形幾何形狀, 首先我們依上面電路組立將 Nokia 5110 LCD 模組與開發版連接完成, 再進行程式寫作本程式需要用到兩個函式庫 ( 曹永忠, 2016e), 關於 Adafruit_PCD8544.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libraries/adafr uit-pcd8544-nokia-5110 或 https://learn.adafruit.com/nokia-5110-3310-monochrome-lcd/graphics-library 或 https://github.com/adafruit/adafruit-pcd8544-nokia-5110-lcd-library, 進行下載, 關於 Adafruit_GFX.h, 請到網址 : https://github.com/brucetsao/lib_for_mcu/tree/master/arduino_lib/libr aries/adafruit_gfx, 進行下載我們, 請讀者鍵入 Sketch IDE 軟體 ( 軟體下載請到 : https://www.arduino.cc/en/main/software), 編譯完成後上傳到開發版進行測試表 7 Nokia 5110 LCD 模組畫三角形幾何形狀測試程式一 Nokia 5110 LCD 模組畫三角形幾何形狀測試程式一 (NOKIA_drawGEO2) /******************************************************************** * This is an example sketch for our Monochrome Nokia 5110 LCD Displays Pick one up today in the adafruit shop! ------> http://www.adafruit.com/products/338 These displays use SPI to communicate, 4 or 5 pins are required to interface Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit!

Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, check license.txt for more information All text above, and the splash screen must be included in any redistribution ********************************************************************* / #include <SPI.h> #include <Adafruit_GFX.h> #include <Adafruit_PCD8544.h> #define PIN_SCE 7 #define PIN_RESET 6 #define PIN_DC 5 #define PIN_SDIN 4 #define PIN_SCLK 3 // Software SPI (slower updates, more flexible pin options): //=== old version pin out====== // pin 7 - Serial clock out (SCLK) // pin 6 - Serial data out (DIN) // pin 5 - Data/Command select (D/C) // pin 4 - LCD chip select (CS) // pin 3 - LCD reset (RST) Adafruit_PCD8544 display = Adafruit_PCD8544(PIN_SCLK, PIN_SDIN, PIN_DC, PIN_SCE, PIN_RESET); // Adafruit_PCD8544 display = Adafruit_PCD8544(SCLK, DIN, D/C, CS/SCE, RST); #define NUMFLAKES 10 #define XPOS 0 #define YPOS 1 #define DELTAY 2 void setup() { // put your setup code here, to run once: Serial.begin(9600);

display.begin(); // init done //init Nokia 5110 display // you can change the contrast around to adapt the display // for the best viewing! display.setcontrast(50); //set Contrast display.cleardisplay(); // 清除螢幕 display.display(); // show splashscreen // // draw a 多個矩形 for (int16_t i=0; i<display.height()/2; i+=4) { // display.drawtriangle(x0,y0,x1,y1,x2,y2, 顏色 ); display.drawtriangle(display.width()/2, i, 0+i*2, display.height()-2-i, display.width()-i*2, display.height()-2-i, BLACK); display.display(); // delay(2000) ; display.display(); 要的 delay(2000); // 顯示所有上面內容, 必要在所有秀字命令後, 一定 void loop() { // put your main code here, to run repeatedly: 程式下載網址 : https://github.com/brucetsao/makerdiwo/tree/master/201608 如下圖所示, 我們可以看到 Nokia 5110 LCD 模組畫出幾何圖形 : 三角形幾

何形狀 ( 曹永忠, 2016a, 2016b, 2016c, 2016d; 曹永忠, 許智誠, et al., 2015a, 2015b, 2015c, 2015d, 2015e, 2015f; 曹永忠, 許碩芳, et al., 2015a, 2015b) 圖 7 Nokia 5110 LCD 模組畫三角形幾何形狀測試程式一結果畫面本文為物聯網系列系列第三篇 : 單色圖形顯示介紹 (NOKIA 5110 LCD 開發篇 ), 主要是介紹物聯網產品開發時, 常用的單色圖形微型 LCD 顯示介面, 如何顯示資料文字畫出幾何圖形等在顯示螢幕上本篇是作者開啟的一個新專欄 : 物聯網系列, 主要是透過本專欄的介紹, 讓讀者可以了解物聯網 (Internet of Thing:IOT) 更多相關的使用開發設計等技術, 期望在往後專欄之中, 可以實作出更多物聯網的產品或實驗, 後續筆者還會繼續發表物聯網系列系列的文章, 在未來我們可以創造出更優質, 更具未來性的物聯網 (Internet of Thing:IOT) 產品開發相關技術敬請期待更多的文章筆者介紹曹永忠 (Yung-Chung Tsao): 目前為自由作家, 專注於軟體工程軟體開發與

設計計物件導向向程式設計計物聯網系系統開發 Arduino 開發嵌入式式系統開發, 商品品攝影及人人像攝影長長期投入資資訊系統設計計與開發企業應用系系統開發軟體工工程新產產品開發管理理商品及及人像攝影等等領域, 並持續發表作作品及相關關專業著著作 Email:prgbruce@gmail. com,line ID:dr. brucetsaoo Arduino 部落格 :http://taiwanarduino.blogspot.tw// 臉書書社群 (Arduino.Taiwan):https://www.facebook.com/groups/Arduino.Taiwan/ 活動動官網 :http://arduino.kktix.cc/ Youtube:https://www. youtube.com/channel/uccyg2yy_u0m1aotca4hrrgq 程式式下載網址 :https://github.com/brucetsao/makerdiwo 參考考文獻 : 曹永永忠. (2016a). 物聯網系系列 : 彩色色顯示介紹 (2.4~3.2 TFT 基本篇篇 ) 智慧家庭. Retrieved from https://vmaker.tw/archives/10466 曹永永忠. (2016b). 物聯網系列 : 彩色色顯示介紹 (2.4~3.2 TFT 進階篇篇 ). 智慧家庭. Retrieved from https://vmaker.tw/archives/10466 曹永永忠. (2016c). 物聯網系系列 : 彩色色顯示介紹 (OLED LCD 篇 ). 智智慧家庭. Retrieved from http://vmaker. tw/project/view/1102 曹永永忠. (2016d). 物聯網系列 : 單色色圖形顯示介介紹 (NOKIA 5110 LCD 基本篇 ).) 智慧家庭. Retrieved from https://vmaker.tw/ 曹永永忠. (2016e). 智慧家庭 : 如何安安裝各類感測器的函式式庫. 智慧家家庭. Retrieved from http://vmaker. tw/project/view/651 曹永永忠, 許智誠, & 蔡英英德. (2015a). Arduino 程式教學 ( 入門篇 ):Arduino Programming (Basic Skills & Tricks) ( 初版 ed.). 台湾彰化 : 渥玛数位有有限公司. 曹永永忠, 許智誠, & 蔡英英德. (2015b). Arduino 程式教學 ( 常用模組篇篇 ):Arduino Programming (37 Sensor Modules) ( 初版 ed.). 台湾湾彰化 : 渥渥玛数位有有限公司. 曹永永忠, 許智誠, & 蔡英英德. (2015c). Arduino 程式教學 ( 無線通訊篇篇 ):Arduino Programming (Wireless Communication) ( 初版 ed.) ). 台湾彰彰化 : 渥瑪數數位有限公公司. 曹永永忠, 許智誠, & 蔡英英德. (2015d). Arduino 编程教学 ( 无线通讯篇篇 ):Arduino

Programming (Wireless Communication) ( 初版 ed.). 台湾彰化 : 渥瑪數位有限公司. 曹永忠, 許智誠, & 蔡英德. (2015e). Arduino 编程教学 ( 常用模块篇 ):Arduino Programming (37 Sensor Modules) ( 初版 ed.). 台湾彰化 : 渥玛数位有限公司. 曹永忠, 許智誠, & 蔡英德. (2015f). Arduino 編程教学 ( 入门篇 ):Arduino Programming (Basic Skills & Tricks) ( 初版 ed.). 台湾彰化 : 渥玛数位有限公司. 曹永忠, 許碩芳, 許智誠, & 蔡英德. (2015a). Arduino 程式教學 (RFID 模組篇 ):Arduino Programming (RFID Sensors Kit) ( 初版 ed.). 台湾彰化 : 渥瑪數位有限公司. 曹永忠, 許碩芳, 許智誠, & 蔡英德. (2015b). Arduino 編程教学 (RFID 模块篇 ):Arduino Programming (RFID Sensors Kit) ( 初版 ed.). 台湾彰化 : 渥瑪數位有限公司.