5293 - Can Crosslink NVCM be program more than once if ONE_TIME_PROGRAM_NVCM is set to 'disable'?

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• 5192 - CrossLink: What is the boot up sequence time for CrossLink when booting up from NVCM/SPI PROM?

  If booting up from internal NVCM, the sequence of events after power up is provided below (Note: Timing numbers are prorated from full chip simulation.): 1. After the analog POR is triggered at around 800 mv for Vcc and 1.5 V for Vccio, digital delay ...

• 6597 - Crosslink-NX: What is the boot-up time for the Crosslink NX device?

  In datasheet, it is mentioned that "Instant-on configuration – IO configures under 3 ms". The boot-up time is based on estimation with respect to the following parts: power ramp time, config Post Power-up Test (self-test and trimming) time, bitstream ...

• 3756 - iCE40: What is the effect of setting the security bit in iCE40 devices? How to verify if the security bit is set? If the security bit is not set, how to read the Non-Volatile Configuration Memory (NVCM) data?

  It is not possible to obtain the data if Non-Volatile Configuration Memory (NVCM) is programmed with the security feature for iCE40. The security feature of the iCE40 device permanently disables any reading of NVCM data from the device. To verify if ...

• 5495 - I2C: The user can only program one time in offline via I2C. Why does the user choose option "I2C Program Feature Row"?

  Description: This is because of difference in the Feature-Row setting. Solution: While doing the test with different settings, the user would may be have programmed the Feature-Row with Setting-A (say, SPI_PORT=Enable, PROGRAMN=Disable),and with the ...

• 6514 - All Nexus Family: How to set DONE, INTN and PROGRAMN pins as GPIO in Nexus Family?

  To use these Configuration pins as an IO, follow the steps below: 1.) The First step is to set this pins to DISABLE (in this case INITN_PORT, DONE_PORT and PROGRAMN_PORT to DISABLE). After running the design flow up to export files, a .fea file will ...