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Posted on June 07, 2013 at 11:56STM32F2xx_StdPeriph_Lib_V1.1.0NVIC_Init() inmisc.c has problems with AIRCR.PRIGROUP< 0b011.After reset, SCB->AIRCR.PRIGROUP ==0b000Calculation is then asfollows:tmppriority= (7 - PRIGROUP) ==> 7- 0b00 ==> 7 tmppre ...
Posted on June 07, 2013 at 09:16hoping someone knows the answer to this...when I send a character on usart2, SR->IDLE flag is set for no reason, RXNE = 0 but I can see the data in the DR. what weirds me out is IDLEIE is 0. so far I simple can't get ...
Posted on June 06, 2013 at 17:58Hi i've read all the post I could find on the subject and I know that accessing the flash during an erase command will stall the MCU. However the code i'm looking at is not accessing the flash (that's what i believe) ...
Posted on June 06, 2013 at 15:59 frequency capture im trying to capture frequency from 0 to 100khz optical encoder . and here is my code doesn't seem to work. any help please im new to micro controller. im using stm32f100rb &sharpinclude ''stm32f...
Posted on June 03, 2013 at 17:23Please help me find the document with instruction timings. Not found in short, datasheet, programming manual, user manual.
Posted on June 07, 2013 at 00:37 For DMA_CCRx, halfword and byte write access is broken. In both cases, an interrupt is generated on the instruction following the write instruction. Also, if a byte is written to [15:8], the value is replicated t...
Posted on June 06, 2013 at 05:05I went through STM32F4 family and STM32F407VG is the best one which meets product requirement. As you know STM32F4 serial does not integrate ethernet physical layer. So my question is:1. please recommand the ethernet ...
Posted on June 06, 2013 at 13:44I am using the both SDADCs configured as follows: 3 channels configured for injected conversions SDADC2 triggered when SDADC1 is triggered SDADC1 triggered from timer configured for 200 usec Both SDADC1 and 2 configur...
Posted on June 06, 2013 at 19:08I'm a beginer with IAR. I selected the st_link for the debugger but this error is generated :''Fatal error: ST-Link, Failed to identify target MCU - Check hardware and interface selected Session aborted! '' I tried ...
Posted on June 05, 2013 at 23:25I've been working on a project with an stm32f4 and the .NETMF framework. I hit a wall with the garbage collector in .NET hampering my timing abilities and so have erased the chip and gone native. My background is in C...
