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projects:lcd_module [2012/07/01 12:09] elger |
projects:lcd_module [2016/11/16 13:06] (current) |
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{{ :projects:sainsmart_iic-i2c-twi_serial_2004_20x4_lcd_back.png?200|}} | {{ :projects:sainsmart_iic-i2c-twi_serial_2004_20x4_lcd_back.png?200|}} | ||
- | My display has a PCB on the back labled "YwRobot Arduino LCM1602 IICV1" but it appears it is the same as the the one of [[http://www.sainsmart.com/sainsmart-iic-i2c-twi-serial-2004-20x4-lcd-module-shield-for-arduino-uno-mega-r3.html|sainsmart.com]] | + | My display has a PCB on the back labled "YwRobot Arduino LCM1602 IIC V1" but it appears it is the same as the the one of [[http://www.sainsmart.com/sainsmart-iic-i2c-twi-serial-2004-20x4-lcd-module-shield-for-arduino-uno-mega-r3.html|sainsmart.com]] |
The only difference is the text on the back. | The only difference is the text on the back. | ||
- | There were a few (simple) steps in getting the display to work, you just need to know what they are. | + | There were a few (simple) steps in getting the display to work, you just need to know what they are. The display is basically a HD44780 LCD display and an PCF8574 I2C-to-parrallel IC |
+ | |||
+ | ===== PIC Library ===== | ||
+ | |||
+ | The code on this page is for an Arduino (compatible) microcontroller, however there is a PIC microcontroller library available too. | ||
+ | |||
+ | I have never gotten around to working with a PIC, but I received an email from //MDP// wrote a library for the LCD display to be used on a PIC18F4550 | ||
+ | |||
+ | He has been kind enough to share this with the world, and he send me his code. You can download everything {{:projects:lcd_module:sainsmart_i2c_adapter_files.zip|here}} | ||
+ | |||
+ | //MDP// also wrote a more universal library for the PIC, one that is also compatible with the adapter labled "mjkdz". You can download the files {{:projects:lcd_module:lcd_pic_i2c_generic_driver-10.zip|here}} | ||
+ | |||
+ | ===== A demo ===== | ||
But first, here is a demo of the LCD display | But first, here is a demo of the LCD display | ||
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And there is also lots more information on the library [[https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/Home|here]] | And there is also lots more information on the library [[https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/Home|here]] | ||
- | <page is being edited> | + | I used their examples and came up with this little demo: |
<code cpp i2c_display.ino> | <code cpp i2c_display.ino> |