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Timer interrupts are not running on time.

Posted on March 24, 2014 at 01:09Hello, I'm programing a VGA signal with the STM32 discovery board. I'm using a timer to generate sync pulses and everything seems to work fine since the image shows static in the monitor. But there are some glitches,...

config for 32khz HSE in stdperipheral drivers

Posted on March 23, 2014 at 11:38In  the system_stm32l1xx.c file of stdperipheral drivers it is given that SetSysClockToHSE(void) function is defined for 8Mhz by default and if we want to change config to 32khz external clock where can we change it ...

stm32f4 interrupt

Posted on March 20, 2014 at 16:29Hi, I'm still start in STM32F4 I am looking for how to use the ADC interrupt that will allow me to read sensor values ​​and the interruption with TIM that will allow me to read the values ​​back by an encoder

haythem by Associate II
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Accessing MSR when switched to PSR

Posted on March 17, 2014 at 12:28AREA StackSwitch, CODE, READONLYIMPORT PrintHexEXPORT StartEXPORT Reset_Handlerstack_base DCD 0x28000THUMBPRESERVE8ENTRYReset_HandlerStartMOV r0, &sharp0xf00dPUSH {r0}MOV r0, &sharp0BL Mode_SwitchPOP {r0}BL PrintHex ...

lo0446 by Associate II
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STM32F0308 Discovery Demo - extra LED to IO PC10

Posted on March 22, 2014 at 13:29Hi,I am pretty new in STM products and now I start playing with the evaluation Kit. I am trying to modify the STM32F0308 Discovery Demo which makes blinking the user Leds LED3 and LED4. The blinking speed can be chan...

kalista by Associate
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SPI Continuous transfer

Posted on March 20, 2014 at 22:35All, I searched the forum but I didn't see any specific answers on this. I am getting  the SPI peripheral setup and tested on my STM32F05*. 1.) Starting off I have the following configuration: SPI_InitStruct.SPI_NSS ...

STM32F30x count external pulse Up/Down

Posted on March 06, 2014 at 14:40Hi, I would like to know if is possible set a timer or other peripheral on the STM32F30x to count up or down the pulses applied to a pin depending on the logic level applied to a second input. For example if the se...