Others: hardware and software

Discuss hardware and software design challenges, including NOR flash storage, OTA updates, component ID, and thermal management.

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ST7580 Modem UART Package CRC-32 Calculation Error

Posted on October 16, 2015 at 10:35Dear All,I tried to implement my own protocol for PLC modem with another company MCU. But When I calculate CRC32, it returns 32bir diffrent CRC and ST7580 ignore my package.For example;02 09 50 04 01 23 45 67 89 AB...

oner by Associate
  • 836 Views
  • 1 replies
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Difficulties in finding the ideal transformer

Posted on August 17, 2015 at 21:48My first project using the tool eDesignSuite and I'm developing a switching power supply with a 85VAC to 265VAC input voltage with 24VDC output and 5A of output current. My difficulty is in finding the transformer t...

vinicius by Associate
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  • 5 replies
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Transformer part number Issue

Posted on August 27, 2015 at 15:25Hello ,         I am designing a battery charger using this IC ALTAIR05T-800 but wurth transformer part no. is not mention as if i search on wurth site it doesnt exit.Plz provide me the transformer part no. and whic...

documantation on st90r30c6r

Posted on August 02, 2015 at 23:15Please, help me to find the documentation and development tools (datasheet, user manual, programming manual, Assembler or C compiler, etc.) on ST90R30C6R microcontroller. I can't find nothing on ST.COM earlier then ...

6x10e6 by Associate
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  • 0 replies
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ST1S40 maximum inductance.

Posted on July 21, 2015 at 11:07Hello, I design DC-DC converter using eDisign and I make it with folowing parameters: Vin = 11-14 V Vout = 5 V Iout = 700 mA Design software limits maximal inductance for this IC to 10uH, but then IL ripples are quite...

anubirux by Associate
  • 574 Views
  • 1 replies
  • 0 kudos

using stvp_cmdline to program st7flites5

Posted on November 03, 2014 at 03:35Hi all, I encountered few issues when using STVP to program a ST7Flites5.  Can anyone advice me on possible solutions?  Tks in advance. 1.    STVP does not provide a erase before programming option for ST7Flites5....

benedict by Associate II
  • 1012 Views
  • 2 replies
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Viper28 voltage drop under load

Posted on May 07, 2015 at 19:14Hello I built a SMPS using the eDesignSuite. It is based on a Viper28, and was designed to output 15V 750mA from 80-265V AC. I wound my own transformer based on the specs from the design. Under no load the output is 14...

aquamoon by Associate
  • 1623 Views
  • 1 replies
  • 0 kudos