Hi! I want to read data from MMA7455 to my Arduino Mega by SPI, but I have some problems. I connect MMA7455 to arduino mega by 4-wires: MMA7455 Arduino Mega SDO -> pin 50 (MISO) SDA -> pin 51 (MOSI) SCL -> pin 52 (SCK) CS -> pin 53 (SS) And wrote this code: #include <SPI.h> char X_data; #d…

Need help with MMA7455 using SPI

system December 10, 2011, 2:59pm 2

up... I2C is working good, but SPI is not... (

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