Automotive MCUs

Ask questions and find answers on automotive microcontrollers like the SPC58 and their tools, such as the SPC5 Studio and how to implement JTAG unlocking.

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Resolved! How to install your Root Certificate in StellarStudio JRE

When installing some StellarStudio  plugins http://*.srxstudio.org , you can meet the issue : sun.security.validator.ValidatorException: PKIX path building failed  It is typical IT Issue :face_screaming_in_fear:  in each corporate company. “"Path bui...

StellarStudio SR5E1 support is open to the mass market !

Dear all,   We are thrilled to announce that as of today, March 1st, 2024, SR5E1 device support in StellarStudio is available to the mass market !   This means that any user can effortlessly download the official StellarStudio installation packag...

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SPC5 Board files

Hello, We have two discovery boards with SPC5 automotive MCU - SPC560B-DIS and SPC582B-DIS.We want to use them as basis for testing our hardware, and intend first run the tests with the discovery boards.Where can I find files required for testing reg...

Adam4 by Associate
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Resolved! SPC5 Studio with a different compiler

Hello,  I currently have SPC560P chip which I am able to program using SPC5 Studio and Debug using SPC5-UDESTK. The compiler that I have currently selected is "FreeGCC with VLE Support" by going to the Application Configuration -> SPC560Pxx Platform ...

asn by Associate III
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Resolved! How to use I2C for SPC58EG

Hi, I am developing SPC58EG in SPC5 Studio.I want to use I2C communication with a RTC device.However, I cannot find any example for I2C in the IDE.How do I get the reference to develop I2C?Thank you.

FuKai by Associate II
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Wake-Up with CAN FIFO Rx in SPC5

Hi ST Team, MCU is SPC584B70E1. CAN0 is used as ISR-Rx normally. I want to choose "CAN FIFO 0 Rx New message Interrupt" as Wake-up Source. In SPC5 Studio, I configurated on WKPU Configuration setting , I selected INT 0 as WakeUp Source and in the CAN...

Gknr by Associate
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SPC564B74 input frequency measurements errors

Hi,I am using the SPC564B74 to measure the frequency of a square wave signal. The problem is that I have a some artifact measurements that cause problems on my application. A few times per minute, the measured frequency randomly drops to zero or an i...

SPC56 PMU not working

Hi!When I trigger the built-in LVD self-test for the Power Management Unit by writing PMUCTRL.CTRL.B.SILHT = 1, the PMUCTRL_FAULT register immediately indicates a low voltage detector fault and the MCU goes into SAFE mode. If I trigger the HVD test b...

DaveJ by Associate II
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Resolved! SPC560 Analog read of a pin

I'm searching for a simple API call such as found on Arduino :theValue = analogRead(port);does such a thing exist?  Hoping for pal_lld_analogReadpad( PORT_x, pinNumber );I find in adc_lld.h there is an array of functions which I am unsure why they ex...

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Bucko by Associate
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SPC56 aborted FCCU operation

I want to clear the FCCU flags on my SPC56 chip. From the test application generated by SPC5Studio, I have the following code:static void spc_clear_fccu_rgm(void) {/* FCCU CF errors clearing.*//* Clear FCCU CF Status Register0 errors.*/FCCU.CFK.R = 0...

DaveJ by Associate II
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