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USART DMA questions

Posted on February 21, 2013 at 22:48Hi, I am having a hard time to make USART RX work in DMA mode. I am using SMT32F103, just want USART2 to communicate with serial monitoring software like hyperterminal... I have had USART2 TX working in core drivn...

romey by Associate II
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Clearing the OCxREF signal on an external event

Posted on February 14, 2013 at 14:30Hello.As described on STM32F100 manual:The OCxREF signal for a given channel can be driven Low by applying a High level to the ETRF input (OCxCE enable bit of the corresponding TIMx_CCMRx register set to ‘1’)....

casainho by Associate II
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measure the duration of a loop ?

Posted on February 22, 2013 at 11:20Hi Can I measure the duration of a loop in the program of STM32F4 using TIMER ? For example ______________________________________ Begin (Timer x) For (;;) //infinite loop { .... ... ... .. } End (Timer x) ...

bmwael1 by Associate II
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TIM14 @ STM32F103VGT6

Posted on February 22, 2013 at 18:10Hi, I would like to use TIM14 @ STM32F103VGT6 uC but it doesn't defined everywhere. Did anybody used this timer before? What was the startup file used? Best regards, #stm32-tim14-stm32f103vgt6

gsilva by Associate II
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STM32F103RBT6 development board + 2.8'' TFT-module

Posted on June 25, 2011 at 19:59Hey people, Recently I bought the STM32F103RBT6 development board + 2.8'' TFT-module. (A.k.a MINI-STM32-V3.0) (with the 2 mini USBs) After many attempts to enter programming mode, and program it via USB without any ...

UART initialisation

Posted on February 22, 2013 at 09:24Hi everybody,I'm using a STM32F205VE and something that I don't understand.I do this :  USART_InitStructure.USART_BaudRate = 9600;  USART_InitStructure.USART_WordLength = USART_WordLength_8b;  USART_InitStructure....

STM32 CAN Receive Mailbox

Posted on February 20, 2013 at 13:40Hi,I am working with STM32F101 using CAN1 controller.I configure the CAN filter to accept messages from 0x100 to 0x1FF as follows:CAN_FilterInitTypeDef CAN_FilterInitStructure ; CAN_FilterInitStructure. CAN_Filte...

Stmf4-discovery debugger + USART problem

Posted on February 15, 2013 at 05:12I 'm new to stmf4 discovery and am facing problems in getting USART working on my STMf4 discovery board, I tried the same code as posted in the discussion ''F4discovery using Uart 1''. but when I click on ''make a...

I2C Event 0x30011

Posted on February 22, 2013 at 14:17Can someone please help me figure out what is going on with the bus that would cause me to receive an event with the status bits (0x30011)? BUSY STOPF MSL START Is this simply the case where I am sending bytes as ...

saccrue by Associate II
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