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[Bug Report] Master Control Port Interface Read

SigmaDSP & SigmaStudio op-electronics Mar 5, 2017 00:00 9 replies Original on forum ↗
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op-electronics Question
Mar 5, 2017 00:00

Title: Master Control Port Interface Read doesn't work

Description:

After several tests i came to conclusion that this block is not working. Unfortunately the only i2c eeprom i actually have is Microchip 24AA1025 so i can't do further testings with other devices. However, here is a list of all the eeprom operations i can do, most of them work fine which would lead me to discard a hardware issue:

master control port interface write: works

master control port interface read: doesn't work

writing and erasing the eeprom through dsp: works

reading the eeprom from I2C Read (periodic): sometimes works sometimes not (will open a bug report on this too probably)

reading and erasing the eeprom trough USBi: works

After write operation by Interface Write the block doesn't output anything from its pin after selfboot.

When Interface Write is triggered at its input, the value of pin0 is read by Interface Read, as described in the Wiki. However this doesn't work all the time and i've discovered that If I2C Read and Interface Read are being used in same schematic, Interface Read stops to put out on its pin the value of pin0 from Interface Write. I recorded a small video about it, check it in the attached files.

Finally, Interface Write works properly. I can read the eeprom content from I2C Read (periodic) or directly by reading the eeprom content through USBi. I didn't use Value Change or Periodic options as much cause my application required to be GPIO triggered.

SigmaStudio Version :Sigma Studio 3.14

OS: Win 7 Pro

bug_report

sigmastudio

ADIApproved Reply
Mar 15, 2017 00:00

Thanks. I reproduced the bug in Interface Read. We will fix this bug in upcoming releases.

op-electronics Reply
Mar 16, 2017 00:00

Thank you very much for the information Venkatesan!

May i ask you when next release will be? There will be SPI Master control port Interface RW available too?

Cheers

Omar

ADIApproved Reply
Mar 25, 2017 00:00

Hi Omar,

The release planned for May Mid. And SPI Master Interface read shall be part of the release.

Thanks,

Venky

op-electronics Reply
Mar 28, 2017 00:00

Hey Venky,

great, thank you!

Omar

op-electronics Reply
May 26, 2017 00:00

Hi Venky,

any news about Sigma Studio 3.15 release?

Let me know

Thank you!

Omar

ADIApproved Reply
Jun 30, 2017 00:00

Hi Omar,

The release was delayed from original plan. It will be available in a week time.

Thanks,

Venky

op-electronics Reply
Jul 1, 2017 00:00

Hi Venky,

thank you for the information.

Omar

DaveThib Reply
Jul 5, 2017 00:00

Hello Omar,

If you have not seen it yet, the new revision is up on the web site.

Dave T

op-electronics Reply
Jul 14, 2017 00:00

Thank you Dave!