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How to configure the MODBUS holding registers?

I ordered a EVAL robot kit-1 from STM and im trying to connect the motor to a MODBUS software. I used ICC MODBUS MASTER application. There is a problem with the holding registers. NO OTHER VALUE than 4 for the Target position in degrees (least signif...

AReem.1 by Associate
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Hello all. I am using an STM32L496ZGT and I am getting blips of ~50mV on the VREFBUF_OUT when the reference buffer is enabled and set to 2.5V. These blips are periodic at 5Hz-6Hz.

I tried generating a file from CubeMx and leave the main empty (it is only toggling 2 GPIO pins every 500ms). The blips are still there. The MCU is powered from a 3V3 LDO for VDD and VDDA (VDDA also has an RC filter of 0.5Ω-2.1μF in line), while the ...

0693W000006EAmRQAW.png 0693W000006EAm2QAG.png 0693W000006EAlnQAG.png
NVand.1 by Associate II
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NUCLEO-F030R8 Default ADC Value 1.65V(2035)

Hello,When I activate ADC channel I'm getting 2035 value without any connection from ADC channels, I changed several channel HAL_ADC_Start(&hadc); HAL_ADC_PollForConversion(&hadc, HAL_MAX_DELAY); raw = HAL_ADC_GetValue(&hadc); // Conver...

Proteus by Associate II
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I have a problem running code from the external Octospi.

What is the difference between the two loaders ? STM32H725G-DK??MX25LM51245G_STM32H735G-DK.stldrMX25LM51245G_STM32H725G-DK.stldrBoth are unable to initialize the octospi flash.[0.071] initExternalMemory(): Found external memory initializer at 0x24000...

hansd56 by Senior II
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STM32F301 boot time

Hi,​We want to use STM32F301 to do power on sequence control on my system board. Before board Gerber out we need confirm the boot time of STM32F301. ​So, What's the boot time from power steady to run main function? ​Thanks

Aren.1 by Associate
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Resolved! Read data in multiple GPIOx_IDR register / Combine GPIO Ports

HiI'm currently using STM32H743 and I'm trying to Read Data in multiple GPIOx_IDR registerPreviously, I was using 16 bits and trying to change into 32 bits for IDR.When I debug, I could find correct data on SFRs -> Register -> GPIOA -> GPIO_IDR with ...

0693W000006E7baQAC.png
SHong.5 by Associate II
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  • 14 replies
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