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Readout Protection

I'm using the BlueNRG-LP and want to enable "Readout Protection". From the reference manual RM0479 it can be enabled by writing the UserKey 0xAAAAAAAA to DATA0/1. In the RF-Flasher 4.3.5 Openocd readout_protection.cfg file writes the UserKey 0xFCBCEC...

Resolved! Identify 8pin IC

I have an 8pin IC marked 351 but I do not seem to understand what ST component it is. See the image. I will appreciate any help for identification.

st351.jpeg
eboy by Associate
  • 980 Views
  • 3 replies
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M24C02 POR Threshold

What is the lower limit of the POR threshold value for the M24C02-RMN6TPT?The datasheet states "lower than the minimum VCC", but we need to know the specific value.With our hardware, the VCC only goes down to 1.0 V, not 0V.  Therefore, I am inquiring...

yana by Associate
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  • 4 replies
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DAC in MCP2221

Hi to all!I am trying to generate an analog signal using a DAC that is built into the MCP2221 controller. The problem is how do I control the output current? Maybe there are some schemes or built-in capabilities in the MCP2221 controller? Is it enoug...

Watchdog Timer application

Hello Team,We are considering STM6822SWY6F Watchdog IC for our design.We have query regarding WDI input pulse for time out condition. What is status of Reset pin, if WDI pin is fixed to High or Low voltage level even after 1.6 sec of time out period?...

kadam by Associate II
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  • 3 replies
  • 0 kudos