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en:c_lcdio [2016/02/26 15:47] charles.park [16x2 LCD + IO Shield on ODROID-C Series] |
en:c_lcdio [2017/07/24 11:39] (current) john1117 [Tutorials] |
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| - | ====== 16x2 LCD + IO Shield on ODROID-C Series ====== | + | ====== 16x2 LCD + IO Shield on ODROID-C ====== |
| {{http://dn.odroid.com/homebackup/16x2LCDIOKitH.jpg?500|}} | {{http://dn.odroid.com/homebackup/16x2LCDIOKitH.jpg?500|}} | ||
| Line 12: | Line 12: | ||
| === LCD pins === | === LCD pins === | ||
| ^Pin name^wiringPi num^Export GPIO num^^ | ^Pin name^wiringPi num^Export GPIO num^^ | ||
| - | ^:::^:::^C1/C1/C0+^ODROID-C2^ | + | ^:::^:::^C0/C1/C1+^C2^ |
| - | |LCD_RS|#7|#83|#249| | + | |LCD_RS| #7 | #83 | #249 | |
| - | |LCD_EN|#0|#88|#247| | + | |LCD_EN| #0 | #88 | #247 | |
| - | |LCD_D4|#2|#116|#239| | + | |LCD_D4| #2 | #116 | #239 | |
| - | |LCD_D5|#3|#115|#237| | + | |LCD_D5| #3 | #115 | #237 | |
| - | |LCD_D6|#1|#87|#238| | + | |LCD_D6| #1 | #87 | #238 | |
| - | |LCD_D7|#4|#104|#236| | + | |LCD_D7| #4 | #104 | #236 | |
| ====== Build the wiringPi on ubuntu ====== | ====== Build the wiringPi on ubuntu ====== | ||
| + | <WRAP center round important 100%> | ||
| + | **Note** | ||
| + | * Before starting this guide, you should check whether the 1-wire module is loaded or not. Because 1-wire and LCD_RS share the GPIOX_21 pin. | ||
| + | <code> | ||
| + | odroid@odroid64:~$ lsmod | ||
| + | Module Size Used by | ||
| + | w1_gpio 3785 0 | ||
| + | wire 25687 1 w1_gpio | ||
| + | (...) | ||
| + | </code> | ||
| + | * If 1-wire module is loaded, then please unload the 1-wire modules. | ||
| + | </WRAP> | ||
| To use the LCD-IO Shield with wiringPi you build the wiringPi library first. | To use the LCD-IO Shield with wiringPi you build the wiringPi library first. | ||
| Line 30: | Line 41: | ||
| cd wiringPi | cd wiringPi | ||
| ./build | ./build | ||
| - | |||
| ====== Tutorials ====== | ====== Tutorials ====== | ||
| === Basic example === | === Basic example === | ||
| Line 49: | Line 59: | ||
| wget http://dn.odroid.com/source_peripherals/16x2lcdio/lcd_time.c | wget http://dn.odroid.com/source_peripherals/16x2lcdio/lcd_time.c | ||
| 2. Compile & Run | 2. Compile & Run | ||
| - | gcc -o lcd_time lcd_time.c -lwiringPi -lpthread | + | gcc -o lcd_time lcd_time.c -lwiringPi -lwiringPiDev -lpthread |
| sudo ./lcd_time | sudo ./lcd_time | ||
| === Interrupt example === | === Interrupt example === | ||
| Line 56: | Line 66: | ||
| wget http://dn.odroid.com/source_peripherals/16x2lcdio/wiring_isr.c | wget http://dn.odroid.com/source_peripherals/16x2lcdio/wiring_isr.c | ||
| 2. Compile & Run | 2. Compile & Run | ||
| - | gcc -o wiring_isr wiring_isr.c -lwiringPi -lpthread | + | gcc -o wiring_isr wiring_isr.c -lwiringPi -lwiringPiDev -lpthread |
| sudo ./wiring_isr | sudo ./wiring_isr | ||
| - | 3. Push your SW1 on 16x2lcd board | + | 3. Push the SW1 on 16x2lcd board |
| === Display sensors value with Weather-Board === | === Display sensors value with Weather-Board === | ||
| - | * [[c1_wb_16x2lcd | Display sensors value with Weather-Board]] | + | * [[en:wb_c_16x2lcd | Display sensors value with Weather-Board]] |
