bootloader stm32F4
Posted on February 01, 2012 at 13:30Is There anyoneWho Cangive methe algorithmofabootloaderSTM32F4andhow could Iwrite my own one,I find a lot of difficulties:( plz help me
Forum Posts
how to use timer _ interrupt
Posted on January 26, 2012 at 17:58i am beginner about programming on stm32l discovery board. this is my first time programming on stm microcontrollers. I can open led. close led. i can use lcd on it. but i want to do that.i have int i=0; ...
SPI TXE flag interrupt
Posted on January 31, 2012 at 06:01I'm using the SPI TXE interrupt. My ISR simply checks to see if there is anything more to transmit in the buffer. If there is, it sends it, moves the buffer pointer, and returns. If there isn't anything left to ...
STM32F4Discovery / RS232 CABLE
Posted on January 29, 2012 at 22:03Hi I'm a new STM32 user . I'm wondering how to send data from the computer to the stm boardusing the RS232 cable .
Slower FSMC memory transfer by DMA possible? (Time triggered?)
Posted on January 31, 2012 at 17:58Hi, I invested already complete afternoon, but I cannot come further, perhaps somebody could give me a hint? I need to read data from a parallel bus (16 bit wide) with a reduced frequency of typically 1-5MHz (shoul...
DMA desc. in Ref. Manual STM32F4: Possible misprint/error?
Posted on January 31, 2012 at 21:46In Ref Manual DMA configuration, many register bits have the condition: ''can be written only if EN=0''. This is ok from my side. But the last two bits in the list, FTH (Fifo Threshold), have the condition: ''can b...
Hard fault with BFAR=4000010 (STM32F2)
Posted on January 31, 2012 at 19:46Hello,I have a hard fault when running my code, and the result of the hard fault is :[Hard Fault Handler] R0 = 4000000 R1 = 1 R2 = 20003fe0 R3 = 40013c00 R12 = 0 LR = 8014acd PC = 8019474 PSR = 100022c BFAR= ...
STM32F4 schematics
Posted on January 30, 2012 at 17:00Is a Schematics of the board avaible as pdf download? Thank you #schematics
USART DMA use with H/W flow control
Posted on January 24, 2012 at 17:15Hi All, I would like to use DMA to service a UART that I am implementing (RX and TX). My project has 2 bi-directional data ports (including the UART) which have different data rates (up to 512kbps). I have to use h...
STM32 Software Reset
Posted on April 23, 2010 at 13:54STM32 Software Reset
