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Forum Posts

Battery Monitoring using voltage divider with ADC pin.

Hello,Here i am new to battery voltage monitoring using ADC for STM32F030.i have some query related to battery monitoring with ADC pin.1) as mention in datasheet external input impedance(Rain) is 50k, how can i achieve matching impedance using volt...

SPraj.15 by Associate II
  • 1525 Views
  • 2 replies
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Measuring LIPO battery voltage on ADC pin.

What can be the range of output voltage i can set at output of voltage divider.External impedance mention in datasheet is 50kohm. How can i match same impedance at the input of ADC pin while using voltage divider?There are various values of RAIN ment...

HRawa by Associate II
  • 3454 Views
  • 8 replies
  • 1 kudos

STM32L1 cant enter lowpower sleep

Posted on July 26, 2017 at 17:59 Hello everybody. I simply can not figure out the settings needed for lowpower sleep. I am aware of fact, that i need to enter lowpower run first. My setup: - MSI 1048KHz - PWR Reg Voltage Scale Scale 2 ...

STM32F0 SPI TxFIFO Flush

Posted on November 10, 2017 at 20:05Hi,i've found simple problem with Tx FIFO in SPI in slave mode. Take a model situation from reference manual (STM32F031) 'Figure 281. Slave full-duplex communication'. Imagine situation when master stops communica...

stm32f401 footprints/pinout are they all identical?

Hi All,I downloaded the stm32f4 footprints library for altium and could not find a footprint for STM32F401RET6 (LQFP64), but in the library I can only find STM32F401XB and STM32F401XC footprints. However these chips only provides 256 kb of flash memo...

Raider E by Associate III
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  • 1 replies
  • 0 kudos