1602 LCD on RPi B+: Difference between revisions
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#blacklist spi-bcm2708 | #blacklist spi-bcm2708 | ||
#blacklist i2c-bcm2708 | #blacklist i2c-bcm2708 | ||
</syntaxhighlight> | |||
* Run following commands and reboot | |||
<syntaxhighlight lang="bash"> | |||
sudo adduser pi i2c | |||
reboot | |||
</syntaxhighlight> | </syntaxhighlight> |
Revision as of 19:50, 4 October 2014
What will be needed?
- SaintSmart 1602 backlighted I2C LCD (search E-Bay for "1602 LCD I2C")
- MB102 BreadBoard (also available on E-Bay)
- Raspberry PI GPIO Extension Board v2.2
- Bi-Directional Module 5V to 3.3V
- Male to Female Dupont wires
- 140pcs Solderless Breadboard Jumper Cable Wire Kit
Final connection
Software
- Login to Raspberry Pi B+
- sudo vi /etc/modules and add following
i2c-dev
- sudo vi /etc/modprobe.d/raspi-blacklist.conf and comment following
# blacklist spi and i2c by default (many users don't need them)
#blacklist spi-bcm2708
#blacklist i2c-bcm2708
- Run following commands and reboot
sudo adduser pi i2c
reboot