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ferrario
Associate III
since ‎2018-07-19
‎2023-06-14

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  • 23 Posts
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User Activity

STM32G030 Interrupt latency

2021-10-20
I am experiencing a vey long external interrupt latency up to 2 microseconds.Clock is internal PLL, 64MHz.void HAL_GPIO_EXTI_Rising_Callback(uint16_t GPIO_Pin){   if (GPIO_Pin == TRIGGER_Pin)      {           __disable_irq();            LL_GPIO_Reset...

I2C Master Clock Stretching STM32F746

2018-06-25
Posted on June 26, 2018 at 08:29I am experiencing a strange problem with the Clock stretching and the STM32f746. The STM is Bus Master and the slave is a MCP9600 that requires clock stretching.The data sheet of the MCP requires 60us stretching.Using...

Mailbox Message disappears

2017-06-05
Posted on June 05, 2017 at 13:59I am trying to implement a Modbus sever on the STM32f746 Nucleo. - LWIP is running- Cache is enabled- MPU is protecting 2 areas as non cacheable, one for the ethernet descriptors, the other one for my variables- Socke...

stm32f746 nucleo LWIP NetComm Web Server

2017-05-25
Posted on May 25, 2017 at 15:14I would like to share my experience in getting (among others) a Web Server running on the 746 nucleo.I think it is a very valuable product.I developed a mini firmware based on cubemx. The code does nothing but starting...

EXTI11 HAL

2016-10-06
Posted on October 06, 2016 at 13:48I am trying to make EXTI11 work using the HAL libraries and run into troubles. This is my configuration   /*Configure GPIO pin : EXT11_Pin */   GPIO_InitStruct.Pin = GPIO_PIN_11;   GPIO_InitStruct.Mode = GPIO_MODE...
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