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Posted on March 06, 2017 at 16:22I'm having a problem where I2C is hard crashing my STM32F446RET6 (programmed in EWARM with CubeMX as a starting point). When I2C devices are enabled, at random amounts of time (couple hours to overnight), a .25 seco...
Posted on October 03, 2012 at 03:58Hi, Is anyone getting debug text via ITM_SendChar using ST-Link, gdb, and Eclipse? I've tried it for the first time, and I'm not seeing my debug text displayed in the Eclipse console view. I can confirm with breakp...
Posted on March 06, 2017 at 11:13Hello!I'm having trouble to program custom board with STM32F103VB. I'm using SWD interface. At the same time I got some data from j-link via j-link commander. It says:'Cannot attach to cpu. Trying connect under reset...
Posted on February 15, 2017 at 15:02how can i run RTC with LL driver with cubeMX in STM32L4???
Posted on March 06, 2017 at 05:49I tried to work with RTC (LSI) on STM32L0 but I got a problem. My desire is run a RTC like normal watch and get time at 2 point and find time between 2 point in milisecs but when I get time debugger always give me 0x...
Posted on February 27, 2017 at 19:51I can not find enough information about the definition of a software interrupt with NVIC. If the edge of an internal software bit is positive, an interrupt routine should be executedThanks#stm32f4
Posted on March 01, 2017 at 08:34Initial Gencode : CubeMX : V4.19IDE : KEIL : V5.23.0.0 HW : EEPROM : AT24C16Cminimum board STM32F103C8T6HSE 72MHzi pullup SDA, SCL with R 4k7 (PB7 & PB6)Mode speed 100kHz// this is my code.. //my_i2c_status[0] ...
Posted on March 03, 2017 at 20:18I use STM32L151 for digitizing 3 values: Vrefint, Temp.sensor and 1 external source. Program uses sleep mode.I get garbage after switching CPU freq from 250 kHz to 4 mHz and correct values when switching from 500 kHz...
Posted on March 04, 2017 at 10:53Hi,I am trying to understand the errata sheet for STM32L4x6xx series of MCU (DocID026121 Rev 4, December 2016).I2C peripheral limitations section lists one of the silicon bugs as�2.6.3 Wrong data sampling when data s...
Posted on March 03, 2017 at 07:45I have a problem with the i2c peripherie of a STM32f407.If i get a bus error the i2c is always busy.I try to solve this with a I2C_SoftwareResetCmd(I2C1, ENABLE), this works but then i cant start a new communication....
