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  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 9:28 am   Subject: I2C interrupt hangs PIC
Hi,

Yes we aware we are using the I2C in a non-standard way, but for various reasons, important to our application, we need to do this. However, this should not be an issue as we are simply send ...
  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 8:43 am   Subject: I2C interrupt hangs PIC
Hi,

I am reading only one byte at a time, I am sending NACK at every i2c read command.

i2c read packet will be start, PIC address with read, read one byte from PIC, NACK, stop

Thanks
  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 8:28 am   Subject: I2C interrupt hangs PIC
Hi,

Sorry for not being clear with the sent commands.

At iMX6, I am using linux code to read/write I2C commands to PIC.

Our application running on iMX6 sends a kick command to PIC every one s ...
  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 7:56 am   Subject: I2C interrupt hangs PIC
Thank you very much for your suggestions. I will modify the code and re-do my test. Will update you about the result.

But I am still not sure why the watchdog did not reset the PIC if it hangs up a ...
  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 7:31 am   Subject: I2C interrupt hangs PIC
The commands are

iMX6 sends "RREQ",0,0\r
On receiving the above PIC replies "ACOM"\r

Thanks
  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 7:05 am   Subject: I2C interrupt hangs PIC
Thank you for quick response.

PIC slave code is:

#USE I2C(slave, sda = PIN_B9, scl = PIN_B8, SLOW, ADDRESS=0xA0, STREAM = SOM_I2C) // Configure Device as Slave

#INT_SI2C
void I2CSl ...
  Topic: I2C interrupt hangs PIC
subhan.mohammed

Replies: 13
Views: 26203

PostForum: General CCS C Discussion   Posted: Mon Jul 11, 2016 5:43 am   Subject: I2C interrupt hangs PIC
Hi All,

I am using PIC24F32KA304 as an I2C slave device to communicate with iMX6 ARM device. This PIC is acting as a watchdog to the iMX6. So iMX6 sends a kick command to PIC every one second. I ha ...
  Topic: USB HID IO + HID Keyboard
subhan.mohammed

Replies: 2
Views: 7899

PostForum: General CCS C Discussion   Posted: Fri Nov 21, 2014 3:33 am   Subject: USB HID IO + HID Keyboard
Hi everyone,

I am developing a USB Composite device with HID Keyboard and HID mouse functionality using PIC18F4550.

The device works perfectly in one direction. That is, I can send data to PC. B ...
 
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