Sample Code Portal by Kaz Kinoshita
http://japan.renesasrulz.com/gr_user_forum_japanese/w/wiki/62.aspx
Link doesn't take you to the appropriate page. Please go to the Japanese Renesas Rulz site, then paste the above URL.
Switch
Using the GR-SAKURA User Switch
Mic
★★
Use the On-Chip Temp Sensor
LM61
Temp and Humidity ( Serial LCD + DHT11 with Grove Base Shield )
Distance
Pressure
Acceleration
Incline
Time
GPS
Panasonic EVE-VCGJL016B
LED
Sketch reference
LED Example
General purpose
Library Description
I2C low-voltage character LCD module
★
Color LCD
Speaker
DC motor
Servo motor
Stepping motor
Serial
Twitter Client
http://nahitafu.cocolog-nifty.com/nahitafu/2012/08/rx62nrx63ntwitt.html
Ethernet
Built-in
ping
SDMMC
SD and MMC Card Example