[PIC] I2C Master read problem

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Karthi Keyan

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Hi,
I am using Pic18f25k22. I am trying to read data from slave. Once the slave address is sent along with read bit, the receive the ack from slave both SDA and SCL goes to low. then master is not able to receive the data from slave. Here i attached both master and slave code. please check it.

Thanks,
Karthi.
View attachment Master_Read.txtView attachment Slave_write.txt
 

Hello,

have a look at the attached files. I hope this will help. Change the file extensions.

Enjoy!!!
 

Attachments

  • i2c.h.txt
    1.6 KB · Views: 56
  • i2c.c.txt
    1.2 KB · Views: 53
  • ds1307.h.txt
    529 bytes · Views: 60
  • ds1307.c.txt
    3.3 KB · Views: 67

Hello here is the code i wrote for master to salve communication.

Enjoy!!!
 

Attachments

  • I2C.rar
    196.1 KB · Views: 54

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