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STM32 with multiple CAN ports

Posted on February 09, 2012 at 10:59Is there any plans to release an STM32F2 or F4 with 3 or 4 CAN ports?   Any ideas on adding external CAN ports if not?    #can-stm32f2-stm32f4

USART and DMA (for RS485)

Posted on January 16, 2012 at 16:56 Hello all, I am using DMA to manage the TX line of one USART (RX stays on standard interrupt). I have no problem with a RS232 tranceiver. But when I use a RS485 tranceiver I got a problemwith the CBUS ...

Serial data from GPS to Bluetooth via STM32F103

Posted on February 09, 2012 at 11:18Hi all,I am looking for suggestions on how to design the data forwarding between a GPS receiver and a BT transceiver. It is a https://picasaweb.google.com/111166516525827756469/Rappen10LogBt&sharp57050240279869343...

Fatal error-NO MCU found?

Posted on February 11, 2012 at 21:44Last night I was working with my STM32L and everything was working properly. I had loaded some code to flash the leds. I had the board set up on a bread board and was using the the external 3v power supply pins to...

rj by • Associate II
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DAC to Audio Out

Posted on December 13, 2011 at 23:24Has anyone been able to use the DAC output (PA4) to generate sound on the headphone port? It seemed like a trivial thing to do, set up the CS43L22 in analog pass-thru mode... but that was 3 days ago. I generate a ...

dreschel by • Associate II
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  • 1 replies
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Flash programming error in Keil MDK

Posted on February 11, 2012 at 16:27Hi! I just started using the STM32F4 discovery board with Keil development environment, and I have a small problem, that I can not program the flash memory of the microcontroller using the Load button. In Keil Bui...

miklos by • Associate II
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u32 should be alligned ?

Posted on February 11, 2012 at 01:17hello One question: when i am using: char table[10]; (...) *(unsigned int*)&table[1]=0x12345678; should the pointer be dword alligned in RAMy ? Can I make safely such access? Or it is forbidden in ARM architecture...

wadi by • Associate II
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Timer1 trigger for ADC2

Posted on February 10, 2012 at 11:54Hi, Using STM32F205RCT6. We used ADC1/DMA with Timer 1 as trigger and worked fine. The temperature sensor is only connected to ADC1 so I have to move ADC1 -> ADC2. Now we have problems with the trigger - it doesn'...

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