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Hii...
I am trying to log frequency with the folloving device but the problem is i2c is to slow to trnsfer data while i am trying to log i can not count frequency
how can I solve the problem can any one help me
the device is plannng to mesaure max 50 hz of frequency.
and log day time and fr values into 24lc using i2c data line
thanks
Have a look at the Ramtron FM24C512.
512Kbit Ferroelectric Nonvolatile RAM
Organized as 65,536 x 8 bits
High Endurance 10 Billion Read/Writes
45 year Data Retention
NoDelay Writes
Advanced High-Reliability Ferroelectric Process
Fast Two-wire Serial Interface
Up to 1 MHz Maximum Bus Frequency
Supports Legacy Timing for 100 kHz & 400 kHz
http://www.ramtron.com/products/nonv...duct.aspx?id=5
And you also want to use the MSSP port instead of I2CREAD/I2CWRITE.
Not a bad idea to use lower pull-up resistor value for SCL/SDA lines. Says like the standard 1.8K
sorry I am not so professional in this issue how can ı use mssp