Power management

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Wireless Charging solution Wiki

This Topic is used for Wireless Charging solution 1.Mcu C drive code: GitHub - STMicroelectronics/STWirelessCharging-C-Drivers: Standard C platform-independent drivers for wireless charging ICs 2. Python drive code, check attach file "Python_FT260_S...

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willzhou by ST Employee
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SPINFamily Evaluation Software - BEMF Calculation

Posted on April 18, 2017 at 14:07Hi,When I am using the BEMF compensation configuration within the SPINFamily Evaluation Software, I input the Application Parameters and the Motor Parameters for my particular motor. When I press the �Evaluate� butto...

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community.st.com

Posted on May 08, 2017 at 17:03Why does my BLDC motor stop during acceleration 2 ? Hello,I bought a STSPIN32F0 and i try to run this board with a BLDC Motor. But the first 3-4 seconds is working then stops. The same problem with me onhttps://communi...

powerstep01

Posted on May 07, 2017 at 12:50An arm cortex-M0 MCU is adopted to drive the powetstep01.The initialization of SPI is done including CS, SDO, SDI, CK,BUSY, STBY.Here is the problem, I want the step motor run, so I write this:CS=low;//chip selectSPI1_...

Lin SS by Associate
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Viper26LN with output at 3.3v

Posted on May 04, 2017 at 18:20Hi,We are working in a project using Viper26ln to generate a 3.3V (250 mA maximum current) from an AC 220 line using buck topology because we want our circuit as compact as possible, so we  avoid using transformers.We ...

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Hold current setting L6472

Posted on April 19, 2017 at 11:00Hello,I'm using the EVAL6472H evaluation kit to experiment with the L6472 driver. I'm having trouble with the hold current setting, when is set the hold current to 200 mA for example, only 70 to 100 mA flows through ...

STL26NM60N now only tape and reel; alternatives?

Posted on April 24, 2017 at 12:57We are using FET STL26NM60N on a PCB that we sell. These are now only available as tape and reel, in quantities of 3000, which is 25 years' supply  for us. Can anyone suggest a direct replacement? STL23NM60ND and STL...

how to use a powerstep01

Posted on April 25, 2017 at 10:24Anybody who can teach me how to use a powerstep01 to drive the step motor?I have the demo boards and the powerstep01 works well with the demos and the download software from st.com.Now, i want to use another MCU (low...

Lin SS by Associate
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STNS01 occasionally getting hot while charging

Posted on June 01, 2016 at 13:15Hi to all, i implemented the STNS01 on a small wireless sensor. The STNS01 is charging a coin cell type LIR2440. The schematics for the battery charging part of the sensor are attached below. Usually the charging proc...

L297 stepper driver help

Posted on April 20, 2017 at 00:26Hi AllI need to put L297 stepper driver in 'wave drive mode' permanently. I connect HALf/FULL pin 19 to GND but it work in 'NORMAL DRIVE MODE' by default.I tried to connect pin 19 to low in even state and get the 'wa...