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elKarro
Associate III
since ‎2018-07-20
‎2024-12-10

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Use of STM32L1xxxx CRC module for the computation of several CRC standards

2024-04-11
Premises:- built with gcc version 11.3.1 20220712 (GNU Tools for STM32 11.3.rel1.20230912-1600)- verified on STM32L151RC- cross reference to crc: https://reveng.sourceforge.io/STM32L1xxxx CRC module can compute crcs compliant to the following 4 stand...

USART_SR, clearing sequence of: IDLE, ORE, NF, FE, PE. A silicon level analysis.

2024-03-07
Applies to: STM32L100xx, STM32L151xx, STM32L152xx, STM32L162xx.Hi,in order to write robust drivers, I'm kindly asking a few questions to developers who are into the silicon design. This is the 1st:ref. RM0038 Reference manual Rev 18, paragraph 27.6.1...

options to get startup and linker script files from code generation

2019-07-04
Hi, I'm evaluating STM32CubeIDE version 1.0.1.It has started badly, the file startup_stm32l151xc.s is missing in the generated code for STM32L151RC, I found it as an external reference in mx.scratch.Also the linker script STM32L151RCTx_FLASH.ld is mi...

Option Byte Loading (OBL_LAUNCH) fails

2017-04-22
Posted on April 22, 2017 at 13:10Hi, I'm having an issue on STM32L151RC with HAL_FLASH_OB_Launch(), simplifying:if (HAL_FLASH_OB_Unlock() == HAL_OK){    HAL_FLASH_OB_Launch();    while (1);}MCU seems to fall in an undefined state.Certainly GPIO peri...

Bug in HAL_FLASHEx_DATAEEPROM_Unlock() - file stm32l1xx_hal_flash_ex.c v1.1.3

2016-05-04
Posted on May 04, 2016 at 11:36Function returns HAL_ERR if PELOCK bit in PECR is already unlocked, so in my code I changed it into this: HAL_StatusTypeDef HAL_FLASHEx_DATAEEPROM_Unlock(void) {     if (READ_BIT((*FLASH).PECR, FLASH_PECR_PELOCK))     ...
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